======================================
| xx__-> [    9.285031][  T198] ------------[ cut here ]------------
| [    9.285287][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
| [    9.285652][  T198] Modules linked in:
| [    9.286285][  T198] Tainted: [W]=WARN
[    9.286507][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.286730][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.286949][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.287533][  T198] RSP: 0018:ffa0000000957a80 EFLAGS: 00010286
[    9.287746][  T198] RAX: 00000000ffffffa6 RBX: ff1100000ebc3540 RCX: 1ff400000012af16
[    9.287987][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc35fc
[    9.288228][  T198] RBP: ff1100000a3b9000 R08: 1fe2200001d786c1 R09: ff1100000d6f5180
[    9.288493][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.288735][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3b9000
[    9.288979][  T198] FS:  00007fdc33f17840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[    9.289253][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.289483][  T198] CR2: 0000000000479648 CR3: 000000000d6ef003 CR4: 0000000000771ef0
[    9.289728][  T198] PKRU: 55555554
[    9.289871][  T198] Call Trace:
[    9.290014][  T198]  <TASK>
[    9.290128][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.290312][  T198]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.290502][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.290650][  T198]  register_netdevice (net/core/dev.c:11488)
[    9.290884][  T198]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.291093][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.291278][  T198]  register_netdev (net/core/dev.c:11552)
[    9.291471][  T198]  loopback_net_init (drivers/net/loopback.c:218)
[    9.291649][  T198]  ops_init (net/core/net_namespace.c:137)
[    9.291798][  T198]  setup_net (net/core/net_namespace.c:446)
[    9.291943][  T198]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.292120][  T198]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.292305][  T198]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.292495][  T198]  copy_net_ns (net/core/net_namespace.c:579)
[    9.292674][  T198]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.292855][  T198]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.293032][  T198]  ksys_unshare (kernel/fork.c:3243)
[    9.293211][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.293414][  T198]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.293591][  T198]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.293769][  T198]  ? __ia32_sys_open (fs/open.c:1374)
[    9.293948][  T198]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.294124][  T198]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.294307][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.294495][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.294673][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.294853][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.295061][  T198] RIP: 0033:0x7fdc341d9bcb
[    9.295243][  T198] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.295769][  T198] RSP: 002b:00007ffe6e0b33b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.296017][  T198] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc341d9bcb
[    9.296259][  T198] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.296519][  T198] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.296759][  T198] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6e0b55e0
[    9.297003][  T198] R13: 0000000000000001 R14: 00007fdc33f176f8 R15: 00007ffe6e0b6889
| [    9.308207][  T198] ------------[ cut here ]------------
| [    9.308401][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
| [    9.308669][  T198] Modules linked in:
| [    9.309124][  T198] Tainted: [W]=WARN
[    9.309268][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.309492][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.309706][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.310209][  T198] RSP: 0018:ffa0000000957918 EFLAGS: 00010286
[    9.310437][  T198] RAX: 00000000ffffffa6 RBX: ff1100000c470e40 RCX: 1ff400000012aee9
[    9.310675][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c470efc
[    9.310912][  T198] RBP: ff1100000e8b1000 R08: 1fe220000188e1e1 R09: ff1100000d6f5180
[    9.311151][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.311409][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8b1000
[    9.311648][  T198] FS:  00007fdc33f17840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[    9.311922][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.312135][  T198] CR2: 0000000000479648 CR3: 000000000d6ef003 CR4: 0000000000771ef0
[    9.312394][  T198] PKRU: 55555554
[    9.312539][  T198] Call Trace:
[    9.312684][  T198]  <TASK>
[    9.312798][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.312974][  T198]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.313151][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.313307][  T198]  register_netdevice (net/core/dev.c:11488)
[    9.313495][  T198]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.313703][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.313881][  T198]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    9.314059][  T198]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[    9.314234][  T198]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[    9.314428][  T198]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    9.314609][  T198]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[    9.314787][  T198]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[    9.314965][  T198]  ops_init (net/core/net_namespace.c:137)
[    9.315112][  T198]  setup_net (net/core/net_namespace.c:446)
[    9.315257][  T198]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.315450][  T198]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.315628][  T198]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.315811][  T198]  copy_net_ns (net/core/net_namespace.c:579)
[    9.315989][  T198]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.316168][  T198]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.316364][  T198]  ksys_unshare (kernel/fork.c:3243)
[    9.316543][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.316719][  T198]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.316897][  T198]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.317077][  T198]  ? __ia32_sys_open (fs/open.c:1374)
[    9.317256][  T198]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.317452][  T198]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.317629][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.317806][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.317985][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.318163][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.318387][  T198] RIP: 0033:0x7fdc341d9bcb
[    9.318572][  T198] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.319072][  T198] RSP: 002b:00007ffe6e0b33b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.319317][  T198] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc341d9bcb
[    9.319571][  T198] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.319810][  T198] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.320048][  T198] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6e0b55e0
[    9.320294][  T198] R13: 0000000000000001 R14: 00007fdc33f176f8 R15: 00007ffe6e0b6889
| [    9.324710][  T198] ------------[ cut here ]------------
| [    9.324888][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
| [    9.325162][  T198] Modules linked in:
| [    9.325655][  T198] Tainted: [W]=WARN
[    9.325801][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.326011][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.326229][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.326757][  T198] RSP: 0018:ffa00000009578f8 EFLAGS: 00010286
[    9.326971][  T198] RAX: 00000000ffffffa6 RBX: ff1100000c492580 RCX: 1ff400000012aee5
[    9.327213][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c49263c
[    9.327480][  T198] RBP: ff1100000e929000 R08: 1fe22000018924c9 R09: ff1100000d6f5180
[    9.327722][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.327963][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e929000
[    9.328207][  T198] FS:  00007fdc33f17840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[    9.328508][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.328721][  T198] CR2: 0000000000479648 CR3: 000000000d6ef003 CR4: 0000000000771ef0
[    9.328980][  T198] PKRU: 55555554
[    9.329126][  T198] Call Trace:
[    9.329278][  T198]  <TASK>
[    9.329403][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.329584][  T198]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.329766][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.329914][  T198]  register_netdevice (net/core/dev.c:11488)
[    9.330096][  T198]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.330315][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.330509][  T198]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    9.330689][  T198]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[    9.330867][  T198]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[    9.331050][  T198]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    9.331228][  T198]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[    9.331430][  T198]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[    9.331611][  T198]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.331792][  T198]  vti_init_net (net/ipv4/ip_vti.c:517)
[    9.331972][  T198]  ops_init (net/core/net_namespace.c:137)
[    9.332122][  T198]  setup_net (net/core/net_namespace.c:446)
[    9.332270][  T198]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.332471][  T198]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.332651][  T198]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.332832][  T198]  copy_net_ns (net/core/net_namespace.c:579)
[    9.333013][  T198]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.333194][  T198]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.333392][  T198]  ksys_unshare (kernel/fork.c:3243)
[    9.333573][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.333754][  T198]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.333933][  T198]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.334112][  T198]  ? __ia32_sys_open (fs/open.c:1374)
[    9.334301][  T198]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.334493][  T198]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.334670][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.334849][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.335027][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.335210][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.335443][  T198] RIP: 0033:0x7fdc341d9bcb
[    9.335626][  T198] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.336135][  T198] RSP: 002b:00007ffe6e0b33b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.336402][  T198] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc341d9bcb
[    9.336643][  T198] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.336885][  T198] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.337125][  T198] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6e0b55e0
[    9.337391][  T198] R13: 0000000000000001 R14: 00007fdc33f176f8 R15: 00007ffe6e0b6889
| [    9.341995][  T198] ------------[ cut here ]------------
| [    9.342173][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
| [    9.342468][  T198] Modules linked in:
| [    9.342921][  T198] Tainted: [W]=WARN
[    9.343065][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.343284][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.343516][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.344022][  T198] RSP: 0018:ffa0000000957a78 EFLAGS: 00010286
[    9.344232][  T198] RAX: 00000000ffffffa6 RBX: ff1100000c492900 RCX: 1ff400000012af15
[    9.344495][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4929bc
[    9.344734][  T198] RBP: ff11000008d01000 R08: 1fe2200001892539 R09: ff1100000d6f5180
[    9.344973][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.345212][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d01000
[    9.345476][  T198] FS:  00007fdc33f17840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[    9.345748][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.345956][  T198] CR2: 0000000000479648 CR3: 000000000d6ef003 CR4: 0000000000771ef0
[    9.346199][  T198] PKRU: 55555554
[    9.346362][  T198] Call Trace:
[    9.346509][  T198]  <TASK>
[    9.346626][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.346803][  T198]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.346980][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.347126][  T198]  register_netdevice (net/core/dev.c:11488)
[    9.347412][  T198]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.347622][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.347802][  T198]  register_netdev (net/core/dev.c:11552)
[    9.347985][  T198]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    9.348250][  T198]  ops_init (net/core/net_namespace.c:137)
[    9.348418][  T198]  setup_net (net/core/net_namespace.c:446)
[    9.348565][  T198]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.348740][  T198]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.349003][  T198]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.349183][  T198]  copy_net_ns (net/core/net_namespace.c:579)
[    9.349387][  T198]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.349568][  T198]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.349832][  T198]  ksys_unshare (kernel/fork.c:3243)
[    9.350008][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.350184][  T198]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.350381][  T198]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.350645][  T198]  ? __ia32_sys_open (fs/open.c:1374)
[    9.350828][  T198]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.351005][  T198]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.351181][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.351464][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.351640][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.351817][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.352023][  T198] RIP: 0033:0x7fdc341d9bcb
[    9.352304][  T198] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.352917][  T198] RSP: 002b:00007ffe6e0b33b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.353159][  T198] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc341d9bcb
[    9.353418][  T198] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.353749][  T198] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.353990][  T198] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6e0b55e0
[    9.354230][  T198] R13: 0000000000000001 R14: 00007fdc33f176f8 R15: 00007ffe6e0b6889
| [    9.367704][  T198] ------------[ cut here ]------------
| [    9.367881][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
| [    9.368154][  T198] Modules linked in:
| [    9.368675][  T198] Tainted: [W]=WARN
[    9.368818][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.369029][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.369247][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.369774][  T198] RSP: 0018:ffa0000000957a68 EFLAGS: 00010286
[    9.369985][  T198] RAX: 00000000ffffffa6 RBX: ff1100000c471c40 RCX: 1ff400000012af13
[    9.370226][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c471cfc
[    9.370486][  T198] RBP: ff1100000f424000 R08: 1fe220000188e3a1 R09: ff1100000d6f5180
[    9.370725][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.370963][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f424000
[    9.371208][  T198] FS:  00007fdc33f17840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[    9.371502][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.371712][  T198] CR2: 0000000000479648 CR3: 000000000d6ef003 CR4: 0000000000771ef0
[    9.371954][  T198] PKRU: 55555554
[    9.372097][  T198] Call Trace:
[    9.372242][  T198]  <TASK>
[    9.372375][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.372556][  T198]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.372734][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.372883][  T198]  register_netdevice (net/core/dev.c:11488)
[    9.373061][  T198]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.373279][  T198]  register_netdev (net/core/dev.c:11552)
[    9.373469][  T198]  sit_init_net (net/ipv6/sit.c:1860)
[    9.373648][  T198]  ops_init (net/core/net_namespace.c:137)
[    9.373796][  T198]  setup_net (net/core/net_namespace.c:446)
[    9.373942][  T198]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.374116][  T198]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.374299][  T198]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.374491][  T198]  copy_net_ns (net/core/net_namespace.c:579)
[    9.374670][  T198]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.374850][  T198]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.375029][  T198]  ksys_unshare (kernel/fork.c:3243)
[    9.375205][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.375395][  T198]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.375574][  T198]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.375751][  T198]  ? __ia32_sys_open (fs/open.c:1374)
[    9.375931][  T198]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.376106][  T198]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.376293][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.376485][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.376660][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.376838][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.377045][  T198] RIP: 0033:0x7fdc341d9bcb
[    9.377226][  T198] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.377751][  T198] RSP: 002b:00007ffe6e0b33b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.377992][  T198] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc341d9bcb
[    9.378230][  T198] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.378649][  T198] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.378893][  T198] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6e0b55e0
[    9.379132][  T198] R13: 0000000000000001 R14: 00007fdc33f176f8 R15: 00007ffe6e0b6889
| [    9.397929][  T198] ------------[ cut here ]------------
| [    9.398079][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/198
| [    9.398317][  T198] Modules linked in:
| [    9.400280][  T198] Tainted: [W]=WARN
[    9.400511][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.400674][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.400845][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.401313][  T198] RSP: 0018:ffa0000000957a78 EFLAGS: 00010286
[    9.401577][  T198] RAX: 00000000ffffffa6 RBX: ff110000056d0900 RCX: 1ff400000012af15
[    9.401769][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056d09bc
[    9.401961][  T198] RBP: ff1100000e8a1000 R08: 1fe2200000ada139 R09: ff1100000d6f5180
[    9.402211][  T198] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.402467][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8a1000
[    9.402660][  T198] FS:  00007fdc33f17840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[    9.402886][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.403049][  T198] CR2: 000055a85b796260 CR3: 000000000d6ef005 CR4: 0000000000771ef0
[    9.403243][  T198] PKRU: 55555554
[    9.403398][  T198] Call Trace:
[    9.403495][  T198]  <TASK>
[    9.403561][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.403693][  T198]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.403823][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.403920][  T198]  register_netdevice (net/core/dev.c:11488)
[    9.404052][  T198]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.404212][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.404406][  T198]  register_netdev (net/core/dev.c:11552)
[    9.404537][  T198]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    9.404668][  T198]  ops_init (net/core/net_namespace.c:137)
[    9.404767][  T198]  setup_net (net/core/net_namespace.c:446)
[    9.404865][  T198]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.404992][  T198]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.405122][  T198]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.405253][  T198]  copy_net_ns (net/core/net_namespace.c:579)
[    9.405441][  T198]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.405573][  T198]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.405702][  T198]  ksys_unshare (kernel/fork.c:3243)
[    9.405829][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.405956][  T198]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.406085][  T198]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.406213][  T198]  ? __ia32_sys_open (fs/open.c:1374)
[    9.406402][  T198]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.406531][  T198]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.406658][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.406785][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.406912][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.407040][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.407201][  T198] RIP: 0033:0x7fdc341d9bcb
[    9.407341][  T198] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.407849][  T198] RSP: 002b:00007ffe6e0b33b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.408044][  T198] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc341d9bcb
[    9.408235][  T198] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.408486][  T198] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.408676][  T198] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe6e0b55e0
[    9.408868][  T198] R13: 0000000000000001 R14: 00007fdc33f176f8 R15: 00007ffe6e0b6889
| [    9.451268][  T199] ------------[ cut here ]------------
| [    9.451937][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/199
| [    9.452174][  T199] Modules linked in:
| [    9.452627][  T199] Tainted: [W]=WARN
[    9.452726][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.452965][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.453140][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.453706][  T199] RSP: 0018:ffa0000000507020 EFLAGS: 00010286
[    9.453870][  T199] RAX: 00000000ffffffa6 RBX: ff110000056d11c0 RCX: 1ff40000000a0dca
[    9.454064][  T199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056d127c
[    9.454256][  T199] RBP: ff1100000a3b9000 R08: 1fe2200000ada251 R09: ff1100000ffd0b58
[    9.454545][  T199] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.454737][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.454933][  T199] FS:  00007f6ca6025840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.455162][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.455331][  T199] CR2: 0000000009aa4988 CR3: 000000000a2b6004 CR4: 0000000000771ef0
[    9.455607][  T199] PKRU: 55555554
[    9.455706][  T199] Call Trace:
[    9.455802][  T199]  <TASK>
[    9.455870][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.456005][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.456104][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.456234][  T199]  __dev_notify_flags (net/core/dev.c:9787)
[    9.456450][  T199]  ? netif_change_name (net/core/dev.c:1495)
[    9.456580][  T199]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.456710][  T199]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.456841][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.456972][  T199]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.457104][  T199]  netif_change_flags (net/core/dev.c:9820)
[    9.457236][  T199]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.457470][  T199]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.457603][  T199]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.457734][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.457896][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.458028][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.458157][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.458290][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.458428][  T199]  ? __kernel_text_address (kernel/extable.c:79)
[    9.458558][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.458691][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.458820][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.458950][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.459081][  T199]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.459212][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.459353][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.459485][  T199]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.459617][  T199]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.459746][  T199]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.459876][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.460009][  T199]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.460141][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.460282][  T199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.460420][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.460549][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.460677][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.460807][  T199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.460936][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.461069][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.461199][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.461334][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.461470][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.461600][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.461729][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.461859][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.461989][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.462119][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.462250][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.462392][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.462522][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.462652][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.462782][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.462915][  T199]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.463045][  T199]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.463177][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.463314][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.463451][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.463583][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.463714][  T199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.463844][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.463977][  T199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.464108][  T199]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.464239][  T199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.464410][  T199]  ? move_addr_to_kernel (net/socket.c:258)
[    9.464542][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.464673][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.464804][  T199]  ___sys_sendmsg (net/socket.c:2752)
[    9.464932][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.465092][  T199]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.465235][  T199]  __sys_sendmsg (net/socket.c:2784)
[    9.465377][  T199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.465507][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.465669][  T199]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.465799][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.465931][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.466060][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.466235][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.466379][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.466541][  T199] RIP: 0033:0x7f6ca625f08e
[    9.466678][  T199] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.467138][  T199] RSP: 002b:00007ffff9d33a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.467340][  T199] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6ca625f08e
[    9.467540][  T199] RDX: 0000000000000000 RSI: 00007ffff9d33ac0 RDI: 0000000000000005
[    9.467732][  T199] RBP: 00007ffff9d33a20 R08: 0000000000000000 R09: 0000000000000000
[    9.467927][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45e
[    9.468122][  T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff9d34190
| [    9.584197][  T202] ------------[ cut here ]------------
| [    9.584374][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [    9.584613][  T202] Modules linked in:
| [    9.584992][  T202] Tainted: [W]=WARN
[    9.585094][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.585260][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.585447][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.585918][  T202] RSP: 0018:ffa0000000977a80 EFLAGS: 00010286
[    9.586086][  T202] RAX: 00000000ffffffa6 RBX: ff1100000ceb58c0 RCX: 1ff400000012ef16
[    9.586285][  T202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ceb597c
[    9.586486][  T202] RBP: ff11000005921000 R08: 1fe22000019d6b31 R09: ff1100000e9f2e80
[    9.586685][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.586881][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005921000
[    9.587081][  T202] FS:  00007f9a502fb840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.587319][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.587491][  T202] CR2: 00007f9a504fcc20 CR3: 00000000099e7004 CR4: 0000000000771ef0
[    9.587688][  T202] PKRU: 55555554
[    9.587788][  T202] Call Trace:
[    9.587887][  T202]  <TASK>
[    9.587957][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.588090][  T202]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.588224][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.588331][  T202]  register_netdevice (net/core/dev.c:11488)
[    9.588472][  T202]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.588635][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.588768][  T202]  register_netdev (net/core/dev.c:11552)
[    9.588898][  T202]  loopback_net_init (drivers/net/loopback.c:218)
[    9.589034][  T202]  ops_init (net/core/net_namespace.c:137)
[    9.589135][  T202]  setup_net (net/core/net_namespace.c:446)
[    9.589238][  T202]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.589378][  T202]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.589510][  T202]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.589643][  T202]  copy_net_ns (net/core/net_namespace.c:579)
[    9.589777][  T202]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.589911][  T202]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.590043][  T202]  ksys_unshare (kernel/fork.c:3243)
[    9.590177][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.590314][  T202]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.590450][  T202]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.590583][  T202]  ? __ia32_sys_open (fs/open.c:1374)
[    9.590715][  T202]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.590843][  T202]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.590974][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.591106][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.591238][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.591381][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.591543][  T202] RIP: 0033:0x7f9a505bdbcb
[    9.591681][  T202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.592147][  T202] RSP: 002b:00007ffdf50a8b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.592353][  T202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a505bdbcb
[    9.592549][  T202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.592744][  T202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.592939][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf50aad30
[    9.593135][  T202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf50ab889
| [    9.597421][  T202] ------------[ cut here ]------------
| [    9.597563][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [    9.597790][  T202] Modules linked in:
| [    9.598154][  T202] Tainted: [W]=WARN
[    9.598252][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.598430][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.598598][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.599057][  T202] RSP: 0018:ffa0000000977918 EFLAGS: 00010286
[    9.599222][  T202] RAX: 00000000ffffffa6 RBX: ff11000005090580 RCX: 1ff400000012eee9
[    9.599428][  T202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000509063c
[    9.599622][  T202] RBP: ff1100000ee2c000 R08: 1fe2200000a120c9 R09: ff1100000e9f2e80
[    9.599816][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.600012][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee2c000
[    9.600210][  T202] FS:  00007f9a502fb840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.600449][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.600615][  T202] CR2: 00007f9a504fcc20 CR3: 00000000099e7004 CR4: 0000000000771ef0
[    9.600812][  T202] PKRU: 55555554
[    9.600910][  T202] Call Trace:
[    9.601010][  T202]  <TASK>
[    9.601078][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.601208][  T202]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.601351][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.601451][  T202]  register_netdevice (net/core/dev.c:11488)
[    9.601584][  T202]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.601747][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.601882][  T202]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    9.602017][  T202]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[    9.602147][  T202]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[    9.602284][  T202]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    9.602421][  T202]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[    9.602554][  T202]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[    9.602687][  T202]  ops_init (net/core/net_namespace.c:137)
[    9.602788][  T202]  setup_net (net/core/net_namespace.c:446)
[    9.602890][  T202]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.603020][  T202]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.603150][  T202]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.603288][  T202]  copy_net_ns (net/core/net_namespace.c:579)
[    9.603423][  T202]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.603556][  T202]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.603688][  T202]  ksys_unshare (kernel/fork.c:3243)
[    9.603820][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.603952][  T202]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.604084][  T202]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.604216][  T202]  ? __ia32_sys_open (fs/open.c:1374)
[    9.604359][  T202]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.604490][  T202]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.604620][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.604750][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.604884][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.605016][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.605178][  T202] RIP: 0033:0x7f9a505bdbcb
[    9.605319][  T202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.605787][  T202] RSP: 002b:00007ffdf50a8b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.605983][  T202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a505bdbcb
[    9.606177][  T202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.606383][  T202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.606581][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf50aad30
[    9.606775][  T202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf50ab889
| [    9.610586][  T202] ------------[ cut here ]------------
| [    9.610725][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [    9.610953][  T202] Modules linked in:
| [    9.611386][  T202] Tainted: [W]=WARN
[    9.611487][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.611654][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.611826][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.612301][  T202] RSP: 0018:ffa00000009778f8 EFLAGS: 00010286
[    9.612475][  T202] RAX: 00000000ffffffa6 RBX: ff11000005091e00 RCX: 1ff400000012eee5
[    9.612677][  T202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005091ebc
[    9.612874][  T202] RBP: ff110000024dc000 R08: 1fe2200000a123d9 R09: ff1100000e9f2e80
[    9.613072][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.613269][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000024dc000
[    9.613483][  T202] FS:  00007f9a502fb840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.613714][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.613880][  T202] CR2: 00007f9a504fcc20 CR3: 00000000099e7004 CR4: 0000000000771ef0
[    9.614079][  T202] PKRU: 55555554
[    9.614179][  T202] Call Trace:
[    9.614285][  T202]  <TASK>
[    9.614359][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.614494][  T202]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.614628][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.614729][  T202]  register_netdevice (net/core/dev.c:11488)
[    9.614865][  T202]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.615031][  T202]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.615167][  T202]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    9.615305][  T202]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[    9.615445][  T202]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[    9.615579][  T202]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    9.615713][  T202]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[    9.615847][  T202]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[    9.615982][  T202]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.616118][  T202]  vti_init_net (net/ipv4/ip_vti.c:517)
[    9.616252][  T202]  ops_init (net/core/net_namespace.c:137)
[    9.616363][  T202]  setup_net (net/core/net_namespace.c:446)
[    9.616463][  T202]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.616596][  T202]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.616729][  T202]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.616865][  T202]  copy_net_ns (net/core/net_namespace.c:579)
[    9.617000][  T202]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.617139][  T202]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.617275][  T202]  ksys_unshare (kernel/fork.c:3243)
[    9.617414][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.617546][  T202]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.617679][  T202]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.617813][  T202]  ? __ia32_sys_open (fs/open.c:1374)
[    9.617947][  T202]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.618079][  T202]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.618213][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.618354][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.618487][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.618620][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.618786][  T202] RIP: 0033:0x7f9a505bdbcb
[    9.618925][  T202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.619406][  T202] RSP: 002b:00007ffdf50a8b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.619607][  T202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a505bdbcb
[    9.619804][  T202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.620005][  T202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.620203][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf50aad30
[    9.620414][  T202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf50ab889
| [    9.624657][  T202] ------------[ cut here ]------------
| [    9.624791][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
| [    9.625018][  T202] Modules linked in:
| [    9.625402][  T202] Tainted: [W]=WARN
[    9.625504][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.625670][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.625841][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.626314][  T202] RSP: 0018:ffa0000000977a78 EFLAGS: 00010286
[    9.626487][  T202] RAX: 00000000ffffffa6 RBX: ff1100000ceb5700 RCX: 1ff400000012ef15
[    9.626685][  T202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ceb57bc
[    9.626883][  T202] RBP: ff1100000a831000 R08: 1fe22000019d6af9 R09: ff1100000e9f2e80
[    9.627083][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.627287][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a831000
[    9.627491][  T202] FS:  00007f9a502fb840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.627726][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.627893][  T202] CR2: 00007f9a504fcc20 CR3: 00000000099e7004 CR4: 0000000000771ef0
[    9.628097][  T202] PKRU: 55555554
[    9.628197][  T202] Call Trace:
[    9.628301][  T202]  <TASK>
[    9.628375][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.628509][  T202]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.628641][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.628741][  T202]  register_netdevice (net/core/dev.c:11488)
[    9.628877][  T202]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.629041][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.629178][  T202]  register_netdev (net/core/dev.c:11552)
[    9.629315][  T202]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[    9.629454][  T202]  ops_init (net/core/net_namespace.c:137)
[    9.629555][  T202]  setup_net (net/core/net_namespace.c:446)
[    9.629655][  T202]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.629789][  T202]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.629921][  T202]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.630055][  T202]  copy_net_ns (net/core/net_namespace.c:579)
[    9.630189][  T202]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.630329][  T202]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.630466][  T202]  ksys_unshare (kernel/fork.c:3243)
[    9.630599][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.630733][  T202]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.630865][  T202]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.630999][  T202]  ? __ia32_sys_open (fs/open.c:1374)
[    9.631132][  T202]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.631263][  T202]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.631407][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.631538][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.631670][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.631804][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.631967][  T202] RIP: 0033:0x7f9a505bdbcb
[    9.632108][  T202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.632589][  T202] RSP: 002b:00007ffdf50a8b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.632793][  T202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a505bdbcb
[    9.632990][  T202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.633186][  T202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.633391][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf50aad30
[    9.633588][  T202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf50ab889
| [    9.638769][  T202] ------------[ cut here ]------------
| [    9.638920][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/202
| [    9.639152][  T202] Modules linked in:
| [    9.639533][  T202] Tainted: [W]=WARN
[    9.639633][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.639797][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.639970][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.640454][  T202] RSP: 0018:ffa0000000977a68 EFLAGS: 00010286
[    9.640624][  T202] RAX: 00000000ffffffa6 RBX: ff110000027c8900 RCX: 1ff400000012ef13
[    9.640820][  T202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c89bc
[    9.641016][  T202] RBP: ff1100000f5d4000 R08: 1fe22000004f9139 R09: ff1100000e9f2e80
[    9.641211][  T202] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.641419][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f5d4000
[    9.641617][  T202] FS:  00007f9a502fb840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[    9.641848][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.642013][  T202] CR2: 00007f6ca60f2574 CR3: 00000000099e7002 CR4: 0000000000771ef0
[    9.642209][  T202] PKRU: 55555554
[    9.642312][  T202] Call Trace:
[    9.642416][  T202]  <TASK>
[    9.642485][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.642618][  T202]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.642749][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.642850][  T202]  register_netdevice (net/core/dev.c:11488)
[    9.642982][  T202]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.643147][  T202]  register_netdev (net/core/dev.c:11552)
[    9.643282][  T202]  sit_init_net (net/ipv6/sit.c:1860)
[    9.643421][  T202]  ops_init (net/core/net_namespace.c:137)
[    9.643522][  T202]  setup_net (net/core/net_namespace.c:446)
[    9.643621][  T202]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.643751][  T202]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.643881][  T202]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.644014][  T202]  copy_net_ns (net/core/net_namespace.c:579)
[    9.644144][  T202]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.644282][  T202]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.644423][  T202]  ksys_unshare (kernel/fork.c:3243)
[    9.644553][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.644683][  T202]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.644814][  T202]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.644946][  T202]  ? __ia32_sys_open (fs/open.c:1374)
[    9.645078][  T202]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.645207][  T202]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.645349][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.645479][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.645611][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.645742][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.645904][  T202] RIP: 0033:0x7f9a505bdbcb
[    9.646043][  T202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.646522][  T202] RSP: 002b:00007ffdf50a8b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.646719][  T202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a505bdbcb
[    9.646916][  T202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.647111][  T202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.647312][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf50aad30
[    9.647513][  T202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf50ab889
| [    9.658189][  T202] ------------[ cut here ]------------
| [    9.658339][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/202
| [    9.658579][  T202] Modules linked in:
| [    9.658947][  T202] Tainted: [W]=WARN
[    9.659048][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.659215][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.659396][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.659860][  T202] RSP: 0018:ffa0000000977a78 EFLAGS: 00010286
[    9.660025][  T202] RAX: 00000000ffffffa6 RBX: ff11000002420c80 RCX: 1ff400000012ef15
[    9.660222][  T202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002420d3c
[    9.660430][  T202] RBP: ff1100000ee29000 R08: 1fe22000004841a9 R09: ff1100000e9f2e80
[    9.660626][  T202] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.660821][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee29000
[    9.661019][  T202] FS:  00007f9a502fb840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[    9.661251][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.661422][  T202] CR2: 00007f6ca60f2574 CR3: 00000000099e7002 CR4: 0000000000771ef0
[    9.661618][  T202] PKRU: 55555554
[    9.661717][  T202] Call Trace:
[    9.661814][  T202]  <TASK>
[    9.661881][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.662013][  T202]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.662144][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.662243][  T202]  register_netdevice (net/core/dev.c:11488)
[    9.662387][  T202]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.662550][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.662683][  T202]  register_netdev (net/core/dev.c:11552)
[    9.662815][  T202]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[    9.662947][  T202]  ops_init (net/core/net_namespace.c:137)
[    9.663048][  T202]  setup_net (net/core/net_namespace.c:446)
[    9.663147][  T202]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.663281][  T202]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.663418][  T202]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.663552][  T202]  copy_net_ns (net/core/net_namespace.c:579)
[    9.663684][  T202]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.663819][  T202]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.663950][  T202]  ksys_unshare (kernel/fork.c:3243)
[    9.664082][  T202]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.664213][  T202]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.664353][  T202]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.664485][  T202]  ? __ia32_sys_open (fs/open.c:1374)
[    9.664618][  T202]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.664750][  T202]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.664880][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.665011][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.665142][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.665277][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.665446][  T202] RIP: 0033:0x7f9a505bdbcb
[    9.665583][  T202] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.666048][  T202] RSP: 002b:00007ffdf50a8b08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.666244][  T202] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9a505bdbcb
[    9.666450][  T202] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.666647][  T202] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.666842][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdf50aad30
[    9.667040][  T202] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdf50ab889
| [    9.694545][  T203] ------------[ cut here ]------------
| [    9.694699][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/203
| [    9.694933][  T203] Modules linked in:
| [    9.695505][  T203] Tainted: [W]=WARN
[    9.695608][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.695774][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.695945][  T203] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.696510][  T203] RSP: 0018:ffa0000000987020 EFLAGS: 00010286
[    9.696677][  T203] RAX: 00000000ffffffa6 RBX: ff11000004d44ac0 RCX: 1ff4000000130dca
[    9.696871][  T203] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d44b7c
[    9.697065][  T203] RBP: ff11000005921000 R08: 1fe22000009a8971 R09: ff1100000e9f5158
[    9.697259][  T203] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.697539][  T203] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.697736][  T203] FS:  00007f00a4aca840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.697965][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.698130][  T203] CR2: 0000000003d78988 CR3: 0000000009a0d006 CR4: 0000000000771ef0
[    9.698333][  T203] PKRU: 55555554
[    9.698523][  T203] Call Trace:
[    9.698626][  T203]  <TASK>
[    9.698694][  T203]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.698827][  T203]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.698927][  T203]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.699061][  T203]  __dev_notify_flags (net/core/dev.c:9787)
[    9.699194][  T203]  ? netif_change_name (net/core/dev.c:1495)
[    9.699331][  T203]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.699557][  T203]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.699688][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.699818][  T203]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.699953][  T203]  netif_change_flags (net/core/dev.c:9820)
[    9.700086][  T203]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.700219][  T203]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.700433][  T203]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.700569][  T203]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.700733][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.700864][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.700996][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.701126][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.701258][  T203]  ? __kernel_text_address (kernel/extable.c:79)
[    9.701475][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.701608][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.701738][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.701871][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.702004][  T203]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.702134][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.702268][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.702492][  T203]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.702627][  T203]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.702761][  T203]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.702892][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.703025][  T203]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.703159][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.703298][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.703498][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.703629][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.703763][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.703894][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.704024][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.704159][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.704293][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.704467][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.704600][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.704733][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.704866][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.704997][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.705129][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.705259][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.705403][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.705536][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.705669][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.705804][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.705935][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.706071][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.706201][  T203]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.706340][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.706479][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.706611][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.706746][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.706879][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.707013][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.707147][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.707284][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.707422][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.707584][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[    9.707718][  T203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.707852][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.707985][  T203]  ___sys_sendmsg (net/socket.c:2752)
[    9.708116][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.708285][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.708435][  T203]  __sys_sendmsg (net/socket.c:2784)
[    9.708568][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.708700][  T203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.708870][  T203]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.709003][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.709137][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.709269][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.709412][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.709544][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.709706][  T203] RIP: 0033:0x7f00a4d0408e
[    9.709845][  T203] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.710317][  T203] RSP: 002b:00007fffb8816580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.710519][  T203] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f00a4d0408e
[    9.710718][  T203] RDX: 0000000000000000 RSI: 00007fffb8816630 RDI: 0000000000000005
[    9.710913][  T203] RBP: 00007fffb8816590 R08: 0000000000000000 R09: 0000000000000000
[    9.711110][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45e
[    9.711311][  T203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb8816d00
| [    9.809641][  T206] ------------[ cut here ]------------
| [    9.809840][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/206
| [    9.810132][  T206] Modules linked in:
| [    9.810570][  T206] Tainted: [W]=WARN
[    9.810674][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.810845][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.811026][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.811562][  T206] RSP: 0018:ffa00000009a6e30 EFLAGS: 00010286
[    9.811743][  T206] RAX: 00000000ffffffa6 RBX: ff11000009b35e00 RCX: 1ff4000000134d8c
[    9.811948][  T206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b35ebc
[    9.812155][  T206] RBP: ff1100000d761000 R08: 1fe2200001366bd9 R09: ff1100000f962e80
[    9.812370][  T206] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.812576][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009285580
[    9.812782][  T206] FS:  00007fa8f8da9840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.813023][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.813196][  T206] CR2: 000000000042ebe0 CR3: 000000000f887006 CR4: 0000000000771ef0
[    9.813412][  T206] PKRU: 55555554
[    9.813517][  T206] Call Trace:
[    9.813620][  T206]  <TASK>
[    9.813691][  T206]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.813863][  T206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.814004][  T206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.814108][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.814249][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.814453][  T206]  __dev_notify_flags (net/core/dev.c:9787)
[    9.814592][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.814728][  T206]  ? netif_change_name (net/core/dev.c:1495)
[    9.814867][  T206]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.815006][  T206]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.815180][  T206]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.815451][  T206]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.815590][  T206]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.815727][  T206]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.815867][  T206]  veth_newlink (drivers/net/veth.c:1871)
[    9.816006][  T206]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.816141][  T206]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.816284][  T206]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.816478][  T206]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.816710][  T206]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.816847][  T206]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.816985][  T206]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.817122][  T206]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.817260][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.817484][  T206]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.817623][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.817760][  T206]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.817896][  T206]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.818039][  T206]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.818180][  T206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.818324][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.818551][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.818689][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.818826][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.818961][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.819103][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.819241][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.819474][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.819610][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.819746][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.819883][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.820024][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.820160][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.820301][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.820470][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.820607][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.820749][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.820884][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.821026][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.821165][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.821307][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.821453][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.821592][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.821731][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.821870][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.822008][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.822146][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.822319][  T206]  ? move_addr_to_kernel (net/socket.c:258)
[    9.822464][  T206]  ___sys_sendmsg (net/socket.c:2752)
[    9.822599][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.822737][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.822887][  T206]  __sys_sendmsg (net/socket.c:2784)
[    9.823024][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.823163][  T206]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.823305][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.823452][  T206]  ? 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)
[    9.823591][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.823729][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.823868][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.824008][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.824146][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.824285][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.824460][  T206] RIP: 0033:0x7fa8f8fe308e
[    9.824605][  T206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.825096][  T206] RSP: 002b:00007ffe6a168f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.825307][  T206] RAX: ffffffffffffffda RBX: 00007ffe6a1696d0 RCX: 00007fa8f8fe308e
[    9.825519][  T206] RDX: 0000000000000000 RSI: 00007ffe6a168fe0 RDI: 0000000000000005
[    9.825722][  T206] RBP: 00007ffe6a168f40 R08: 0000000000000000 R09: 0000000000000000
[    9.825926][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[    9.826133][  T206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6a1696a0
| [    9.833711][  T206] ------------[ cut here ]------------
| [    9.833870][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/206
| [    9.834109][  T206] Modules linked in:
| [    9.834503][  T206] Tainted: [W]=WARN
[    9.834605][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.834780][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.834954][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.835441][  T206] RSP: 0018:ffa00000009a71b0 EFLAGS: 00010286
[    9.835610][  T206] RAX: 00000000ffffffa6 RBX: ff11000002904900 RCX: 1ff4000000134dfc
[    9.835812][  T206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000029049bc
[    9.836012][  T206] RBP: ff1100000f641000 R08: 1fe2200000520939 R09: ff1100000f962e80
[    9.836211][  T206] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.836420][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[    9.836625][  T206] FS:  00007fa8f8da9840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[    9.836859][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.837027][  T206] CR2: 0000561705c5dd5c CR3: 000000000f887001 CR4: 0000000000771ef0
[    9.837228][  T206] PKRU: 55555554
[    9.837336][  T206] Call Trace:
[    9.837447][  T206]  <TASK>
[    9.837517][  T206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.837653][  T206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.837757][  T206]  __dev_notify_flags (net/core/dev.c:9787)
[    9.837894][  T206]  ? netif_change_name (net/core/dev.c:1495)
[    9.838031][  T206]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.838167][  T206]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.838308][  T206]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.838456][  T206]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.838592][  T206]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.838727][  T206]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.838861][  T206]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.839003][  T206]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.839142][  T206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.839282][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.839422][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.839560][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.839694][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.839827][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.839966][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.840102][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.840236][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.840379][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.840517][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.840650][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.840785][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.840918][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.841053][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.841187][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.841326][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.841471][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.841608][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.841746][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.841881][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.842015][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.842152][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.842292][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.842433][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.842570][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.842709][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.842844][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.843010][  T206]  ? move_addr_to_kernel (net/socket.c:258)
[    9.843148][  T206]  ___sys_sendmsg (net/socket.c:2752)
[    9.843286][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.843425][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.843577][  T206]  __sys_sendmsg (net/socket.c:2784)
[    9.843713][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.843850][  T206]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.843985][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.844123][  T206]  ? 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)
[    9.844258][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.844404][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.844540][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.844679][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.844812][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.844946][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.845113][  T206] RIP: 0033:0x7fa8f8fe308e
[    9.845253][  T206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.845744][  T206] RSP: 002b:00007ffe6a168f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.845945][  T206] RAX: ffffffffffffffda RBX: 00007ffe6a1696d0 RCX: 00007fa8f8fe308e
[    9.846145][  T206] RDX: 0000000000000000 RSI: 00007ffe6a168fe0 RDI: 0000000000000005
[    9.846353][  T206] RBP: 00007ffe6a168f40 R08: 0000000000000000 R09: 0000000000000000
[    9.846556][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[    9.846755][  T206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6a1696a0
| [    9.897595][  T207] ------------[ cut here ]------------
| [    9.897751][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/207
| [    9.897983][  T207] Modules linked in:
| [    9.898366][  T207] Tainted: [W]=WARN
[    9.898466][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.898630][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.898801][  T207] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.899263][  T207] RSP: 0018:ffa00000009b6ff8 EFLAGS: 00010286
[    9.899447][  T207] RAX: 00000000ffffffa6 RBX: ff110000029051c0 RCX: 1ff4000000136dc5
[    9.899641][  T207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000290527c
[    9.899836][  T207] RBP: ff1100000f641000 R08: 1fe2200000520a51 R09: ff1100000ffd2e58
[    9.900034][  T207] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.900231][  T207] R13: 0000000000000000 R14: ffa00000009b7140 R15: ff110000056a7850
[    9.900439][  T207] FS:  00007f627bc3b840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.900667][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.900829][  T207] CR2: 0000000018714988 CR3: 000000000a852002 CR4: 0000000000771ef0
[    9.901027][  T207] PKRU: 55555554
[    9.901125][  T207] Call Trace:
[    9.901222][  T207]  <TASK>
[    9.901295][  T207]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    9.901437][  T207]  __dev_change_net_namespace (net/core/dev.c:12635)
[    9.901600][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.901730][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.901859][  T207]  ? default_device_exit_batch (net/core/dev.c:13091)
[    9.902020][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.902149][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.902283][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.902419][  T207]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.902549][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.902679][  T207]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[    9.902809][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    9.902940][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.903073][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.903234][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.903375][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.903506][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.903633][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.903765][  T207]  ? __kernel_text_address (kernel/extable.c:79)
[    9.903896][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.904028][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.904156][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.904290][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.904423][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.904553][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.904681][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.904811][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.904945][  T207]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.905075][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.905202][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.905337][  T207]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.905538][  T207]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.905671][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.905802][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.905933][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.906064][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.906193][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.906326][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.906460][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.906592][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.906720][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.906849][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.906978][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.907109][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.907238][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.907376][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.907505][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.907635][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.907765][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.907892][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.908023][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.908151][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.908283][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.908422][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.908551][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.908682][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.908811][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.908942][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.909075][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.909205][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.909339][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.909478][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.909607][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.909736][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.909895][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[    9.910027][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.910157][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.910291][  T207]  ___sys_sendmsg (net/socket.c:2752)
[    9.910424][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.910585][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.910726][  T207]  __sys_sendmsg (net/socket.c:2784)
[    9.910858][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.910990][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.911153][  T207]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.911287][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.911427][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.911559][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.911689][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.911820][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.911983][  T207] RIP: 0033:0x7f627be7508e
[    9.912123][  T207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.912596][  T207] RSP: 002b:00007ffec8af9e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.912792][  T207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f627be7508e
[    9.912990][  T207] RDX: 0000000000000000 RSI: 00007ffec8af9f20 RDI: 0000000000000005
[    9.913183][  T207] RBP: 00007ffec8af9e80 R08: 0000000000000000 R09: 0000000000000000
[    9.913385][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[    9.913577][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec8afa5e0
| [    9.916314][  T207] ------------[ cut here ]------------
| [    9.916673][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/207
| [    9.916913][  T207] Modules linked in:
| [    9.917309][  T207] Tainted: [W]=WARN
[    9.917421][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.917586][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.917757][  T207] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.918230][  T207] RSP: 0018:ffa00000009b6fc0 EFLAGS: 00010286
[    9.918408][  T207] RAX: 00000000ffffffa6 RBX: ff11000004d0da80 RCX: 1ff4000000136dbe
[    9.918602][  T207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d0db3c
[    9.918800][  T207] RBP: ff1100000f641000 R08: 1fe22000009a1b69 R09: ff1100000ffd2e58
[    9.919001][  T207] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.919196][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000056a7850
[    9.919405][  T207] FS:  00007f627bc3b840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.919640][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.919808][  T207] CR2: 0000000018714988 CR3: 000000000a852002 CR4: 0000000000771ef0
[    9.920010][  T207] PKRU: 55555554
[    9.920108][  T207] Call Trace:
[    9.920207][  T207]  <TASK>
[    9.920280][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.920420][  T207]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.920554][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.920658][  T207]  __dev_change_net_namespace (net/core/dev.c:12695)
[    9.920822][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.920956][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.921095][  T207]  ? default_device_exit_batch (net/core/dev.c:13091)
[    9.921259][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.921401][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.921533][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.921664][  T207]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.921799][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.921931][  T207]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[    9.922066][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    9.922199][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.922336][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.922507][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.922637][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.922768][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.922899][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.923033][  T207]  ? __kernel_text_address (kernel/extable.c:79)
[    9.923168][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.923305][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.923443][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.923576][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.923708][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.923839][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.923971][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.924106][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.924241][  T207]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.924383][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.924516][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.924649][  T207]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.924782][  T207]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.924916][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.925052][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.925188][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.925325][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.925462][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.925596][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.925726][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.925862][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.925994][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.926125][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.926259][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.926404][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.926539][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.926670][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.926802][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.926937][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.927074][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.927205][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.927351][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.927485][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.927624][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.927760][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.927893][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.928028][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.928161][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.928302][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.928443][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.928578][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.928713][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.928848][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.928984][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.929118][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.929287][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[    9.929427][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.929560][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.929697][  T207]  ___sys_sendmsg (net/socket.c:2752)
[    9.929830][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.929998][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.930144][  T207]  __sys_sendmsg (net/socket.c:2784)
[    9.930281][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.930422][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.930591][  T207]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.930725][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.930857][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.930989][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.931120][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.931253][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.931424][  T207] RIP: 0033:0x7f627be7508e
[    9.931561][  T207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.932032][  T207] RSP: 002b:00007ffec8af9e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.932231][  T207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f627be7508e
[    9.932439][  T207] RDX: 0000000000000000 RSI: 00007ffec8af9f20 RDI: 0000000000000005
[    9.932635][  T207] RBP: 00007ffec8af9e80 R08: 0000000000000000 R09: 0000000000000000
[    9.932830][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[    9.933027][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec8afa5e0
| [    9.970967][  T212] ------------[ cut here ]------------
| [    9.971117][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/212
| [    9.971958][  T212] Modules linked in:
| [    9.972416][  T212] Tainted: [W]=WARN
[    9.972518][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.972683][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.972860][  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
[    9.973338][  T212] RSP: 0018:ffa00000009b7020 EFLAGS: 00010286
[    9.973609][  T212] RAX: 00000000ffffffa6 RBX: ff11000004d0cc80 RCX: 1ff4000000136dca
[    9.973810][  T212] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d0cd3c
[    9.974088][  T212] RBP: ff1100000f641000 R08: 1fe22000009a19a9 R09: ff1100000ec3ae58
[    9.974290][  T212] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.974554][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.974748][  T212] FS:  00007f7f05b28840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[    9.974984][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.975152][  T212] CR2: 000000003e0a3988 CR3: 0000000010019006 CR4: 0000000000771ef0
[    9.975449][  T212] PKRU: 55555554
[    9.975551][  T212] Call Trace:
[    9.975651][  T212]  <TASK>
[    9.975720][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.975856][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.975957][  T212]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.976089][  T212]  __dev_notify_flags (net/core/dev.c:9787)
[    9.976223][  T212]  ? netif_change_name (net/core/dev.c:1495)
[    9.976438][  T212]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.976576][  T212]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.976710][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.976842][  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))
[    9.976975][  T212]  netif_change_flags (net/core/dev.c:9820)
[    9.977112][  T212]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.977245][  T212]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.977464][  T212]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.977600][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.977767][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.977898][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.978034][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.978167][  T212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.978311][  T212]  ? __kernel_text_address (kernel/extable.c:79)
[    9.978532][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.978666][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.978798][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.978931][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.979065][  T212]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.979197][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.979333][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.979554][  T212]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.979689][  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)
[    9.979821][  T212]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.979955][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.980091][  T212]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.980228][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.980447][  T212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.980587][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.980720][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.980852][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.980988][  T212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.981123][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.981260][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.981492][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.981626][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.981759][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.981893][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.982029][  T212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.982162][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.982303][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.982522][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.982656][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.982792][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.982926][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.983063][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.983195][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.983340][  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))
[    9.983512][  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))
[    9.983648][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.983785][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.983918][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.984053][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.984189][  T212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.984329][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.984477][  T212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.984612][  T212]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.984747][  T212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.984917][  T212]  ? move_addr_to_kernel (net/socket.c:258)
[    9.985056][  T212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.985189][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.985327][  T212]  ___sys_sendmsg (net/socket.c:2752)
[    9.985474][  T212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.985643][  T212]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.985789][  T212]  __sys_sendmsg (net/socket.c:2784)
[    9.985923][  T212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.986056][  T212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.986224][  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)
[    9.986373][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.986510][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.986644][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.986779][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.986909][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.987076][  T212] RIP: 0033:0x7f7f05d6208e
[    9.987218][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.987706][  T212] RSP: 002b:00007ffc9e6faa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.987910][  T212] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7f05d6208e
[    9.988112][  T212] RDX: 0000000000000000 RSI: 00007ffc9e6faab0 RDI: 0000000000000005
[    9.988326][  T212] RBP: 00007ffc9e6faa10 R08: 0000000000000000 R09: 0000000000000000
[    9.988526][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[    9.988724][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9e6fb180
| [   10.105694][  T227] ------------[ cut here ]------------
| [   10.105850][  T227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/227
| [   10.106078][  T227] Modules linked in:
| [   10.106464][  T227] Tainted: [W]=WARN
[   10.106563][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.106726][  T227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.106898][  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
[   10.107367][  T227] RSP: 0018:ffa0000000906ff8 EFLAGS: 00010286
[   10.107532][  T227] RAX: 00000000ffffffa6 RBX: ff1100000ebc2740 RCX: 1ff4000000120dc5
[   10.107724][  T227] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc27fc
[   10.107918][  T227] RBP: ff1100000d761000 R08: 1fe2200001d78501 R09: ff1100000eebae58
[   10.108109][  T227] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.108305][  T227] R13: 0000000000000000 R14: ffa0000000907140 R15: ff1100000eadd550
[   10.108509][  T227] FS:  00007fa4eff6c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   10.108734][  T227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.108895][  T227] CR2: 0000000008526988 CR3: 000000000bb82006 CR4: 0000000000771ef0
[   10.109089][  T227] PKRU: 55555554
[   10.109186][  T227] Call Trace:
[   10.109287][  T227]  <TASK>
[   10.109359][  T227]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   10.109492][  T227]  __dev_change_net_namespace (net/core/dev.c:12635)
[   10.109656][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.109787][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.109916][  T227]  ? default_device_exit_batch (net/core/dev.c:13091)
[   10.110075][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.110203][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.110335][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.110469][  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))
[   10.110601][  T227]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.110732][  T227]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   10.110865][  T227]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   10.110998][  T227]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.111128][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.111291][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.111422][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.111549][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.111677][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.111807][  T227]  ? __kernel_text_address (kernel/extable.c:79)
[   10.111937][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.112071][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.112197][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.112331][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.112467][  T227]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.112595][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.112723][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.112851][  T227]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.112981][  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)
[   10.113111][  T227]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.113240][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.113380][  T227]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.113509][  T227]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.113640][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.113773][  T227]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.113902][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.114030][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.114159][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.114290][  T227]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.114420][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.114549][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.114676][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.114803][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.114932][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.115063][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.115191][  T227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.115324][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.115456][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.115583][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.115712][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.115839][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.115968][  T227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.116099][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.116227][  T227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.116368][  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))
[   10.116497][  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))
[   10.116626][  T227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.116756][  T227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.116884][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.117016][  T227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.117146][  T227]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.117279][  T227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.117416][  T227]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.117546][  T227]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.117673][  T227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.117830][  T227]  ? move_addr_to_kernel (net/socket.c:258)
[   10.117960][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.118087][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.118215][  T227]  ___sys_sendmsg (net/socket.c:2752)
[   10.118353][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.118511][  T227]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.118650][  T227]  __sys_sendmsg (net/socket.c:2784)
[   10.118779][  T227]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.118907][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.119067][  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)
[   10.119193][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.119325][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.119458][  T227]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.119586][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.119714][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.119872][  T227] RIP: 0033:0x7fa4f01a608e
[   10.120009][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.120473][  T227] RSP: 002b:00007ffc1cd0eec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.120667][  T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa4f01a608e
[   10.120861][  T227] RDX: 0000000000000000 RSI: 00007ffc1cd0ef70 RDI: 0000000000000005
[   10.121050][  T227] RBP: 00007ffc1cd0eed0 R08: 0000000000000000 R09: 0000000000000000
[   10.121240][  T227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[   10.121441][  T227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1cd0f630
| [   10.123985][  T227] ------------[ cut here ]------------
| [   10.124122][  T227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/227
| [   10.124356][  T227] Modules linked in:
| [   10.124733][  T227] Tainted: [W]=WARN
[   10.124830][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.124990][  T227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.125158][  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
[   10.125635][  T227] RSP: 0018:ffa0000000906fc0 EFLAGS: 00010286
[   10.125798][  T227] RAX: 00000000ffffffa6 RBX: ff1100000ebc31c0 RCX: 1ff4000000120dbe
[   10.125992][  T227] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc327c
[   10.126187][  T227] RBP: ff1100000d761000 R08: 1fe2200001d78651 R09: ff1100000eebae58
[   10.126389][  T227] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.126582][  T227] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eadd550
[   10.126775][  T227] FS:  00007fa4eff6c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   10.127002][  T227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.127163][  T227] CR2: 0000000008526988 CR3: 000000000bb82006 CR4: 0000000000771ef0
[   10.127367][  T227] PKRU: 55555554
[   10.127464][  T227] Call Trace:
[   10.127561][  T227]  <TASK>
[   10.127627][  T227]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.127760][  T227]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.127894][  T227]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.127993][  T227]  __dev_change_net_namespace (net/core/dev.c:12695)
[   10.128156][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.128289][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.128424][  T227]  ? default_device_exit_batch (net/core/dev.c:13091)
[   10.128586][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.128720][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.128853][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.128985][  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))
[   10.129115][  T227]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.129243][  T227]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   10.129384][  T227]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   10.129517][  T227]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.129648][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.129810][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.129937][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.130066][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.130195][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.130332][  T227]  ? __kernel_text_address (kernel/extable.c:79)
[   10.130468][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.130600][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.130730][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.130860][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.130989][  T227]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.131117][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.131245][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.131386][  T227]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.131517][  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)
[   10.131649][  T227]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.131778][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.131909][  T227]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.132038][  T227]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.132174][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.132312][  T227]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.132449][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.132577][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.132716][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.132845][  T227]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.132973][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.133105][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.133233][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.133373][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.133505][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.133641][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.133771][  T227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.133901][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.134031][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.134160][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.134294][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.134428][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.134558][  T227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.134698][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.134829][  T227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.134962][  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))
[   10.135091][  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))
[   10.135228][  T227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.135369][  T227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.135500][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.135634][  T227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.135765][  T227]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.135896][  T227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.136029][  T227]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.136160][  T227]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.136296][  T227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.136464][  T227]  ? move_addr_to_kernel (net/socket.c:258)
[   10.136595][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.136729][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.136861][  T227]  ___sys_sendmsg (net/socket.c:2752)
[   10.136991][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.137152][  T227]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.137300][  T227]  __sys_sendmsg (net/socket.c:2784)
[   10.137437][  T227]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.137566][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.137731][  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)
[   10.137862][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.137993][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.138123][  T227]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.138252][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.138389][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.138551][  T227] RIP: 0033:0x7fa4f01a608e
[   10.138691][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.139155][  T227] RSP: 002b:00007ffc1cd0eec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.139359][  T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa4f01a608e
[   10.139601][  T227] RDX: 0000000000000000 RSI: 00007ffc1cd0ef70 RDI: 0000000000000005
[   10.139793][  T227] RBP: 00007ffc1cd0eed0 R08: 0000000000000000 R09: 0000000000000000
[   10.139989][  T227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[   10.140183][  T227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1cd0f630
| [   10.181012][  T229] ------------[ cut here ]------------
| [   10.181163][  T229] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/229
| [   10.181419][  T229] Modules linked in:
| [   10.181797][  T229] Tainted: [W]=WARN
[   10.181897][  T229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.182064][  T229] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.182240][  T229] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.182733][  T229] RSP: 0018:ffa0000000a57020 EFLAGS: 00010286
[   10.182905][  T229] RAX: 00000000ffffffa6 RBX: ff11000005f05380 RCX: 1ff400000014adca
[   10.183105][  T229] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f0543c
[   10.183307][  T229] RBP: ff1100000d761000 R08: 1fe2200000be0a89 R09: ff1100000f895158
[   10.183513][  T229] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.183716][  T229] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.183920][  T229] FS:  00007f5ea60b0840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   10.184157][  T229] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.184330][  T229] CR2: 00007f5ea63801a0 CR3: 0000000011bdd003 CR4: 0000000000771ef0
[   10.184534][  T229] PKRU: 55555554
[   10.184634][  T229] Call Trace:
[   10.184732][  T229]  <TASK>
[   10.184802][  T229]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.184935][  T229]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.185039][  T229]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.185175][  T229]  __dev_notify_flags (net/core/dev.c:9787)
[   10.185316][  T229]  ? netif_change_name (net/core/dev.c:1495)
[   10.185454][  T229]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.185586][  T229]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   10.185719][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.185851][  T229]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.185989][  T229]  netif_change_flags (net/core/dev.c:9820)
[   10.186122][  T229]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.186255][  T229]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.186399][  T229]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.186532][  T229]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.186696][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.186828][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.186959][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.187091][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.187226][  T229]  ? __kernel_text_address (kernel/extable.c:79)
[   10.187375][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.187510][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.187640][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.187774][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.187905][  T229]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.188037][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.188169][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.188306][  T229]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.188444][  T229]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.188575][  T229]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.188707][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.188846][  T229]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.188986][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.189120][  T229]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.189253][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.189391][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.189521][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.189651][  T229]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.189785][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.189920][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.190052][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.190183][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.190323][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.190460][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.190590][  T229]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.190722][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.190854][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.190990][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.191125][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.191259][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.191409][  T229]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.191541][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.191673][  T229]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.191811][  T229]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.191942][  T229]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.192077][  T229]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.192211][  T229]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.192353][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.192483][  T229]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.192615][  T229]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.192749][  T229]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.192880][  T229]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.193012][  T229]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.193148][  T229]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.193315][  T229]  ? move_addr_to_kernel (net/socket.c:258)
[   10.193507][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.193642][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.193777][  T229]  ___sys_sendmsg (net/socket.c:2752)
[   10.193908][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.194074][  T229]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.194220][  T229]  __sys_sendmsg (net/socket.c:2784)
[   10.194958][  T229]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.195091][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.195258][  T229]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.195407][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.195540][  T229]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.195676][  T229]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.195808][  T229]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.195946][  T229]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.196117][  T229] RIP: 0033:0x7f5ea62ea08e
[   10.196258][  T229] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.196743][  T229] RSP: 002b:00007ffc6c2c8be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.196945][  T229] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5ea62ea08e
[   10.197150][  T229] RDX: 0000000000000000 RSI: 00007ffc6c2c8c90 RDI: 0000000000000005
[   10.197358][  T229] RBP: 00007ffc6c2c8bf0 R08: 0000000000000000 R09: 0000000000000000
[   10.197556][  T229] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[   10.197755][  T229] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6c2c9360
| [   10.200803][   T36] ------------[ cut here ]------------
| [   10.200977][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   10.201215][   T36] Modules linked in:
| [   10.201738][   T36] Tainted: [W]=WARN
[   10.201829][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.201979][   T36] Workqueue: events_unbound linkwatch_event
[   10.202179][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.202349][   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
[   10.202781][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.202933][   T36] RAX: 00000000ffffffa6 RBX: ff110000027c91c0 RCX: 1ff4000000051f02
[   10.203111][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c927c
[   10.203296][   T36] RBP: ff1100000d761000 R08: 1fe22000004f9251 R09: ff11000001d751a8
[   10.203493][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.203671][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.203850][   T36] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   10.204060][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.204209][   T36] CR2: 00007fd05347df98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   10.204400][   T36] PKRU: 55555554
[   10.204490][   T36] Call Trace:
[   10.204579][   T36]  <TASK>
[   10.204643][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.204764][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.204893][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.204985][   T36]  netif_state_change (net/core/dev.c:1605)
[   10.205104][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.205253][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.205433][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.205552][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.205675][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.205795][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   10.205915][   T36]  process_one_work (kernel/workqueue.c:3314)
[   10.206041][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.206160][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.206288][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.206461][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.206629][   T36]  kthread (kernel/kthread.c:436)
[   10.206720][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.206871][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.206991][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.207113][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.207262][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.207441][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.207561][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.210003][   T36] ------------[ cut here ]------------
| [   10.210139][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   10.210402][   T36] Modules linked in:
| [   10.210824][   T36] Tainted: [W]=WARN
[   10.210915][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.211066][   T36] Workqueue: events_unbound linkwatch_event
[   10.211220][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.211402][   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
[   10.211834][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   10.211987][   T36] RAX: 00000000ffffffa6 RBX: ff11000005f043c0 RCX: 1ff4000000051f02
[   10.212165][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f0447c
[   10.212354][   T36] RBP: ff1100000f641000 R08: 1fe2200000be0891 R09: ff11000001d751a8
[   10.212532][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.212709][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.212890][   T36] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   10.213106][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.213258][   T36] CR2: 00007fd05347df98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   10.213447][   T36] PKRU: 55555554
[   10.213536][   T36] Call Trace:
[   10.213625][   T36]  <TASK>
[   10.213688][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.213807][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.213928][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.214022][   T36]  netif_state_change (net/core/dev.c:1605)
[   10.214148][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.214310][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.214485][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.214700][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.214839][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.214958][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   10.215083][   T36]  process_one_work (kernel/workqueue.c:3314)
[   10.215206][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.215332][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.215516][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.215638][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.215755][   T36]  kthread (kernel/kthread.c:436)
[   10.215844][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.215992][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.216114][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.216236][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.216441][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.216610][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.216730][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.350443][  T233] ------------[ cut here ]------------
| [   10.350620][  T233] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/233
| [   10.350867][  T233] Modules linked in:
| [   10.351291][  T233] Tainted: [W]=WARN
[   10.351402][  T233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.351574][  T233] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.351752][  T233] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.352242][  T233] RSP: 0018:ffa0000000a56e90 EFLAGS: 00010286
[   10.352425][  T233] RAX: 00000000ffffffa6 RBX: ff1100000b5fdc40 RCX: 1ff400000014ad98
[   10.352629][  T233] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fdcfc
[   10.352833][  T233] RBP: ff1100000f641000 R08: 1fe22000016bfba1 R09: ff1100000f915158
[   10.353038][  T233] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.353242][  T233] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   10.353459][  T233] FS:  00007ff4515fa840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   10.353698][  T233] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.353872][  T233] CR2: 0000000039c2a3b8 CR3: 000000001010b006 CR4: 0000000000771ef0
[   10.354083][  T233] PKRU: 55555554
[   10.354185][  T233] Call Trace:
[   10.354289][  T233]  <TASK>
[   10.354363][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.354501][  T233]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.354637][  T233]  notifier_call_chain (kernel/notifier.c:85)
[   10.354777][  T233]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   10.354914][  T233]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   10.355091][  T233]  veth_xdp_set (drivers/net/veth.c:1638)
[   10.355229][  T233]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   10.355376][  T233]  dev_xdp_install (net/core/dev.c:10348)
[   10.355513][  T233]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   10.355653][  T233]  dev_xdp_attach (net/core/dev.c:10504)
[   10.355791][  T233]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   10.355929][  T233]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   10.356066][  T233]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   10.356208][  T233]  dev_change_xdp_fd (net/core/dev.c:10759)
[   10.356355][  T233]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   10.356497][  T233]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.356635][  T233]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.356805][  T233]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.356942][  T233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.357079][  T233]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.357218][  T233]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.357364][  T233]  ? __kernel_text_address (kernel/extable.c:79)
[   10.357502][  T233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.357643][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.357779][  T233]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.357915][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.358051][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.358192][  T233]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.358335][  T233]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.358479][  T233]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.358615][  T233]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.358752][  T233]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.358892][  T233]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.359031][  T233]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.359170][  T233]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.359319][  T233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.359458][  T233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.359595][  T233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.359731][  T233]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.359867][  T233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.360007][  T233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.360144][  T233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.360287][  T233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.360428][  T233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.360566][  T233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.360703][  T233]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.360838][  T233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.360974][  T233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.361111][  T233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.361249][  T233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.361396][  T233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.361533][  T233]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.361670][  T233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.361808][  T233]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.361947][  T233]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.362085][  T233]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.362223][  T233]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.362376][  T233]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.362513][  T233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.362651][  T233]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.362788][  T233]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.362928][  T233]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.363067][  T233]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.363205][  T233]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.363351][  T233]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.363526][  T233]  ? move_addr_to_kernel (net/socket.c:258)
[   10.363664][  T233]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.363800][  T233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.363939][  T233]  ___sys_sendmsg (net/socket.c:2752)
[   10.364076][  T233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.364245][  T233]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.364404][  T233]  __sys_sendmsg (net/socket.c:2784)
[   10.364545][  T233]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.364685][  T233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.364858][  T233]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.364994][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.365132][  T233]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.365269][  T233]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.365417][  T233]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.365558][  T233]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.365729][  T233] RIP: 0033:0x7ff45183408e
[   10.365873][  T233] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.366367][  T233] RSP: 002b:00007fff2d6a1c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.366577][  T233] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ff45183408e
[   10.366781][  T233] RDX: 0000000000000000 RSI: 00007fff2d6a1d10 RDI: 0000000000000005
[   10.366984][  T233] RBP: 00007fff2d6a1c70 R08: 0000000000000000 R09: 0000000000000000
[   10.367187][  T233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[   10.367404][  T233] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2d6a23e0
| [   10.383893][  T233] ------------[ cut here ]------------
| [   10.384122][  T233] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/233
| [   10.384427][  T233] Modules linked in:
| [   10.384895][  T233] Tainted: [W]=WARN
[   10.385042][  T233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.385260][  T233] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.385504][  T233] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.386017][  T233] RSP: 0018:ffa0000000a570a0 EFLAGS: 00010286
[   10.386233][  T233] RAX: 00000000ffffffa6 RBX: ff1100000b5fd8c0 RCX: 1ff400000014adda
[   10.386499][  T233] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fd97c
[   10.386744][  T233] RBP: ff1100000d761000 R08: 1fe22000016bfb31 R09: ff1100000f915158
[   10.386986][  T233] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.387228][  T233] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a5c064
[   10.387495][  T233] FS:  00007ff4515fa840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   10.387773][  T233] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.387985][  T233] CR2: 00007f9f7f6b2808 CR3: 000000001010b005 CR4: 0000000000771ef0
[   10.388231][  T233] PKRU: 55555554
[   10.388395][  T233] Call Trace:
[   10.388543][  T233]  <TASK>
[   10.388659][  T233]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.388842][  T233]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.389021][  T233]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.389170][  T233]  netif_state_change (net/core/dev.c:1605)
[   10.389370][  T233]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.389582][  T233]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   10.389763][  T233]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   10.389944][  T233]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.390128][  T233]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.390361][  T233]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.390540][  T233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.390719][  T233]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.390897][  T233]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.391075][  T233]  ? __kernel_text_address (kernel/extable.c:79)
[   10.391258][  T233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.391462][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.391642][  T233]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.391819][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.391998][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.392177][  T233]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.392378][  T233]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.392556][  T233]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.392740][  T233]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.392924][  T233]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.393102][  T233]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.393291][  T233]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.393490][  T233]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.393688][  T233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.393865][  T233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.394044][  T233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.394224][  T233]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.394423][  T233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.394605][  T233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.394785][  T233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.394963][  T233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.395142][  T233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.395325][  T233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.395522][  T233]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.395702][  T233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.395880][  T233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.396058][  T233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.396238][  T233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.396435][  T233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.396616][  T233]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.396794][  T233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.396978][  T233]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.397160][  T233]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.397358][  T233]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.397541][  T233]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.397723][  T233]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.397902][  T233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.398082][  T233]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.398266][  T233]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.398466][  T233]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.398647][  T233]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.398827][  T233]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.399006][  T233]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.399215][  T233]  ? move_addr_to_kernel (net/socket.c:258)
[   10.399424][  T233]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.399608][  T233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.399788][  T233]  ___sys_sendmsg (net/socket.c:2752)
[   10.399980][  T233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.400192][  T233]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.400407][  T233]  __sys_sendmsg (net/socket.c:2784)
[   10.400592][  T233]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.400770][  T233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.400983][  T233]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.401166][  T233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.401366][  T233]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.401544][  T233]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.401724][  T233]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.401904][  T233]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.402112][  T233] RIP: 0033:0x7ff45183408e
[   10.402304][  T233] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.402826][  T233] RSP: 002b:00007fff2d6a1c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.403070][  T233] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ff45183408e
[   10.403320][  T233] RDX: 0000000000000000 RSI: 00007fff2d6a1d10 RDI: 0000000000000005
[   10.403579][  T233] RBP: 00007fff2d6a1c70 R08: 0000000000000000 R09: 0000000000000000
[   10.403822][  T233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e45f
[   10.404064][  T233] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2d6a23e0
| [   11.002010][   T12] ------------[ cut here ]------------
| [   11.002195][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   11.002459][   T12] Modules linked in: nft_compat nf_tables
| [   11.002885][   T12] Tainted: [W]=WARN
[   11.002975][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.003126][   T12] Workqueue: netns cleanup_net
[   11.003252][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.003520][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.003974][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.004133][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4703c0 RCX: 1ff4000000018eed
[   11.004386][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c47047c
[   11.004646][   T12] RBP: ff1100000e8a1000 R08: 1fe220000188e091 R09: ff11000001aed1d0
[   11.004824][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.005073][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.005251][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   11.005474][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.005696][   T12] CR2: 0000561705c5dd5c CR3: 0000000004b59006 CR4: 0000000000771ef0
[   11.005875][   T12] PKRU: 55555554
[   11.005963][   T12] Call Trace:
[   11.006056][   T12]  <TASK>
[   11.006119][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.006281][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.006433][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.006554][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.006677][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.006794][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.006914][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.007036][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.007157][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.007273][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.007464][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.007630][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.007747][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.007865][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.007981][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.008099][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.008295][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.008453][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.008587][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.008708][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.008824][   T12]  kthread (kernel/kthread.c:436)
[   11.008912][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.009128][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.009245][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.009374][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.009527][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.009712][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.009827][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.012726][   T12] ------------[ cut here ]------------
| [   11.012858][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.013092][   T12] Modules linked in: nft_compat nf_tables
| [   11.013559][   T12] Tainted: [W]=WARN
[   11.013649][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.013795][   T12] Workqueue: netns cleanup_net
[   11.013917][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.014068][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.014498][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.014648][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c493e00 RCX: 1ff4000000018eed
[   11.014821][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c493ebc
[   11.014997][   T12] RBP: ff1100000f424000 R08: 1fe22000018927d9 R09: ff11000001aed1d0
[   11.015173][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.015357][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.015535][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.015740][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.015891][   T12] CR2: 00007fcc148de2a0 CR3: 0000000011807006 CR4: 0000000000771ef0
[   11.016073][   T12] PKRU: 55555554
[   11.016161][   T12] Call Trace:
[   11.016247][   T12]  <TASK>
[   11.016311][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.016468][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.016614][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.016732][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.016853][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.016970][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.017089][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.017206][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.017331][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.017458][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.017579][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.017699][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.017816][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.017935][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.018051][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.018170][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.018294][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.018416][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.018538][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.018661][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.018778][   T12]  kthread (kernel/kthread.c:436)
[   11.018866][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.019016][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.019397][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.019515][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.019661][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.019780][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.019896][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.022201][   T12] ------------[ cut here ]------------
| [   11.022326][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.022568][   T12] Modules linked in: nft_compat nf_tables
| [   11.022953][   T12] Tainted: [W]=WARN
[   11.023044][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.023191][   T12] Workqueue: netns cleanup_net
[   11.023317][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.023479][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.023892][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.024041][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c492c80 RCX: 1ff4000000018eed
[   11.024212][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c492d3c
[   11.024396][   T12] RBP: ff11000008d01000 R08: 1fe22000018925a9 R09: ff11000001aed1d0
[   11.024568][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.024743][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.024918][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.025121][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.025267][   T12] CR2: 00007fcc148de2a0 CR3: 0000000011807006 CR4: 0000000000771ef0
[   11.025466][   T12] PKRU: 55555554
[   11.025554][   T12] Call Trace:
[   11.025640][   T12]  <TASK>
[   11.025700][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.025848][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.025990][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.026106][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.026223][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.026347][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.026465][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.026582][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.026699][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.026814][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.026933][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.027050][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.027166][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.027287][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.027413][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.027531][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.027655][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.027769][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.027890][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.028010][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.028125][   T12]  kthread (kernel/kthread.c:436)
[   11.028212][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.028366][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.028482][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.028598][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.028746][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.028863][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.028980][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.030975][   T12] ------------[ cut here ]------------
| [   11.031093][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.031326][   T12] Modules linked in: nft_compat nf_tables
| [   11.031762][   T12] Tainted: [W]=WARN
[   11.031850][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.031997][   T12] Workqueue: netns cleanup_net
[   11.032118][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.032268][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.032769][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.032916][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4931c0 RCX: 1ff4000000018eed
[   11.033235][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c49327c
[   11.033417][   T12] RBP: ff1100000e929000 R08: 1fe2200001892651 R09: ff11000001aed1d0
[   11.033588][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.033832][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.034011][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.034289][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.034441][   T12] CR2: 00007fcc148de2a0 CR3: 0000000011807006 CR4: 0000000000771ef0
[   11.034621][   T12] PKRU: 55555554
[   11.034709][   T12] Call Trace:
[   11.034865][   T12]  <TASK>
[   11.034926][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.035076][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.035220][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.035419][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.035536][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.035652][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.035768][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.036026][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.036150][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.036267][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.036396][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.036585][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.036706][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.036824][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.036941][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.037131][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.037253][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.037379][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.037502][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.037694][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.037810][   T12]  kthread (kernel/kthread.c:436)
[   11.037904][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.038055][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.038245][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.038375][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.038527][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.038645][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.038833][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.041412][   T12] ------------[ cut here ]------------
| [   11.041533][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.041830][   T12] Modules linked in: nft_compat nf_tables
| [   11.042219][   T12] Tainted: [W]=WARN
[   11.042313][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.042466][   T12] Workqueue: netns cleanup_net
[   11.042587][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.042738][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.043161][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.043312][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c492ac0 RCX: 1ff4000000018eed
[   11.043496][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c492b7c
[   11.043670][   T12] RBP: ff1100000e8b1000 R08: 1fe2200001892571 R09: ff11000001aed1d0
[   11.043847][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.044026][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.044202][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.044417][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.044566][   T12] CR2: 00007fcc148de2a0 CR3: 0000000011807006 CR4: 0000000000771ef0
[   11.044742][   T12] PKRU: 55555554
[   11.044831][   T12] Call Trace:
[   11.044918][   T12]  <TASK>
[   11.044979][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.045128][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.045273][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.045403][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.045520][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.045638][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.045756][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.045874][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.045995][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.046113][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.046235][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.046364][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.046480][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.046599][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.046716][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.046840][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.046963][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.047080][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.047204][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.047332][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.047456][   T12]  kthread (kernel/kthread.c:436)
[   11.047545][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.047692][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.047810][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.047933][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.048528][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.048645][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.048762][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.063131][   T12] ------------[ cut here ]------------
| [   11.063266][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.063525][   T12] Modules linked in: nft_compat nf_tables
| [   11.063939][   T12] Tainted: [W]=WARN
[   11.064032][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.064187][   T12] Workqueue: netns cleanup_net
[   11.064320][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.064540][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.064979][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   11.065185][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c492580 RCX: 1ff4000000018eaf
[   11.065426][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c49263c
[   11.065611][   T12] RBP: ff1100000f641000 R08: 1fe22000018924c9 R09: ff11000001aed1d0
[   11.065795][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   11.065978][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d761000
[   11.066162][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.066435][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.066590][   T12] CR2: 00007fcc148de2a0 CR3: 0000000011807006 CR4: 0000000000771ef0
[   11.066777][   T12] PKRU: 55555554
[   11.066868][   T12] Call Trace:
[   11.066960][   T12]  <TASK>
[   11.067025][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.067150][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.067244][   T12]  netif_close_many (net/core/dev.c:1804)
[   11.067426][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.067551][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.067674][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.067796][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   11.067920][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   11.068074][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.068228][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.068408][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.068565][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.068688][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.068809][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.068962][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   11.069088][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.069213][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.069340][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.069516][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   11.069642][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.069767][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.069888][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.070014][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.070138][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.070261][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.070448][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.070571][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.070694][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.070825][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.070947][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.071080][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.071207][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.071336][   T12]  kthread (kernel/kthread.c:436)
[   11.071482][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.071634][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.071759][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.071884][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.072038][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.072160][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.072288][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.075283][   T12] ------------[ cut here ]------------
| [   11.075416][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.075663][   T12] Modules linked in: nft_compat nf_tables
| [   11.076075][   T12] Tainted: [W]=WARN
[   11.076169][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.076329][   T12] Workqueue: netns cleanup_net
[   11.076461][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.076619][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.077059][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   11.077212][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d4011c0 RCX: 1ff4000000018eaf
[   11.077406][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d40127c
[   11.077590][   T12] RBP: ff1100000d761000 R08: 1fe2200001a80251 R09: ff11000001aed1d0
[   11.077775][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   11.077957][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3b9000
[   11.078142][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.078419][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.078621][   T12] CR2: 00007fcc148de2a0 CR3: 0000000011807006 CR4: 0000000000771ef0
[   11.078806][   T12] PKRU: 55555554
[   11.078897][   T12] Call Trace:
[   11.078990][   T12]  <TASK>
[   11.079054][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.079177][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.079306][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.079452][   T12]  netif_close_many (net/core/dev.c:1804)
[   11.079577][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.079699][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.079822][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.079944][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   11.080066][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   11.080218][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.080429][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.080552][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.080705][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.080826][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.080946][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.081099][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   11.081223][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.081400][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.081523][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.081648][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   11.081770][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.081894][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.082017][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.082141][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.082264][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.082446][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.082570][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.082691][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.082815][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.082940][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.083062][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.083189][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.083320][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.083495][   T12]  kthread (kernel/kthread.c:436)
[   11.083589][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.083741][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.083865][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.083989][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.084142][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.084265][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.084444][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.087243][   T12] ------------[ cut here ]------------
| [   11.087389][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   11.087634][   T12] Modules linked in: nft_compat nf_tables
| [   11.088047][   T12] Tainted: [W]=WARN
[   11.088140][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.088298][   T12] Workqueue: netns cleanup_net
[   11.088433][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.088592][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.089032][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   11.089187][   T12] RAX: 00000000ffffffa6 RBX: ff11000005075380 RCX: 1ff4000000018eaf
[   11.089386][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000507543c
[   11.089569][   T12] RBP: ff1100000a3b9000 R08: 1fe2200000a0ea89 R09: ff11000001aed1d0
[   11.089751][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   11.089933][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   11.090119][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   11.090348][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.090505][   T12] CR2: 0000561705c5dd5c CR3: 0000000004b59006 CR4: 0000000000771ef0
[   11.090697][   T12] PKRU: 55555554
[   11.090790][   T12] Call Trace:
[   11.090882][   T12]  <TASK>
[   11.090947][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.091074][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.091199][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.091298][   T12]  netif_close_many (net/core/dev.c:1804)
[   11.091430][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.091553][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.091677][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.091800][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   11.091927][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   11.092082][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.092241][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.092374][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.092533][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.092656][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.092781][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.092937][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   11.093067][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.093194][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.093321][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.093450][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   11.093574][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.093702][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.093824][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.093952][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.094077][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.094198][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.094327][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.094455][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.094581][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.094709][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.094833][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.094964][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.095092][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.095214][   T12]  kthread (kernel/kthread.c:436)
[   11.095312][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.095472][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.095596][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.095720][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.095881][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.096006][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.096131][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.098282][   T12] ------------[ cut here ]------------
| [   11.098416][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   11.098648][   T12] Modules linked in: nft_compat nf_tables
| [   11.099048][   T12] Tainted: [W]=WARN
[   11.099139][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.099292][   T12] Workqueue: netns cleanup_net
[   11.099428][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.099583][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.100013][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   11.100162][   T12] RAX: 00000000ffffffa6 RBX: ff110000050743c0 RCX: 1ff4000000018ed5
[   11.100353][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000507447c
[   11.100533][   T12] RBP: ff1100000f641000 R08: 1fe2200000a0e891 R09: ff11000001aed1d0
[   11.100710][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.100891][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.101072][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   11.101285][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.101440][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   11.101618][   T12] PKRU: 55555554
[   11.101707][   T12] Call Trace:
[   11.101799][   T12]  <TASK>
[   11.101863][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.102017][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.102164][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.102288][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.102417][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.102569][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.102691][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.102811][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.102932][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   11.103052][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.103173][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.103294][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.103419][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.103543][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.103663][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.103783][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.103903][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.104031][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.104153][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.104272][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.104406][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.104533][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.104652][   T12]  kthread (kernel/kthread.c:436)
[   11.104742][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.104895][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.105020][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.105139][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.105296][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.105420][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.105539][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.113812][   T12] ------------[ cut here ]------------
| [   11.113939][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   11.114174][   T12] Modules linked in: nft_compat nf_tables
| [   11.115013][   T12] Tainted: [W]=WARN
[   11.115105][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.115253][   T12] Workqueue: netns cleanup_net
[   11.115430][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.115638][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.116063][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   11.116211][   T12] RAX: 00000000ffffffa6 RBX: ff1100000518b8c0 RCX: 1ff4000000018ed5
[   11.116443][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000518b97c
[   11.116621][   T12] RBP: ff1100000d761000 R08: 1fe2200000a31731 R09: ff11000001aed1d0
[   11.116797][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.116974][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.117151][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   11.117414][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.117563][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   11.117741][   T12] PKRU: 55555554
[   11.117829][   T12] Call Trace:
[   11.117918][   T12]  <TASK>
[   11.117980][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.118133][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.118282][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.118451][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.118569][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.118722][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.118841][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.118959][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.119080][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   11.119201][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.119323][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.119490][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.119613][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.119734][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.119854][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.119975][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.120094][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.120215][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.120392][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.120511][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.120635][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.120757][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.120877][   T12]  kthread (kernel/kthread.c:436)
[   11.120971][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.121121][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.121250][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.121424][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.121572][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.121690][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.121808][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.130224][   T12] ------------[ cut here ]------------
| [   11.130379][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   11.130619][   T12] Modules linked in: nft_compat nf_tables
| [   11.131033][   T12] Tainted: [W]=WARN
[   11.131131][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.131290][   T12] Workqueue: netns cleanup_net
[   11.131417][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.131572][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.131999][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   11.132151][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d400900 RCX: 1ff4000000018ed5
[   11.132337][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4009bc
[   11.132620][   T12] RBP: ff1100000a3b9000 R08: 1fe2200001a80139 R09: ff11000001aed1d0
[   11.132804][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.133084][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.133263][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   11.133578][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.133726][   T12] CR2: 0000561705c5dd5c CR3: 0000000004b59006 CR4: 0000000000771ef0
[   11.133904][   T12] PKRU: 55555554
[   11.133993][   T12] Call Trace:
[   11.134086][   T12]  <TASK>
[   11.134149][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.134308][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.134552][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.134671][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.134790][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   11.134941][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.135061][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.135182][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.135307][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   11.135520][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.135641][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.135757][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.135882][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.136003][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.136122][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.136243][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.136460][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.136582][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.136706][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.136825][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.136948][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.137071][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.137188][   T12]  kthread (kernel/kthread.c:436)
[   11.137282][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.137525][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.137643][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.137762][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.137911][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.138032][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.138151][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.146575][  T256] ------------[ cut here ]------------
| [   11.146720][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/256
| [   11.146948][  T256] Modules linked in: nft_compat nf_tables
| [   11.147359][  T256] Tainted: [W]=WARN
[   11.147457][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.147621][  T256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.147791][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.148254][  T256] RSP: 0018:ffa0000000a47a80 EFLAGS: 00010286
[   11.148426][  T256] RAX: 00000000ffffffa6 RBX: ff1100000ceb5540 RCX: 1ff4000000148f16
[   11.148621][  T256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ceb55fc
[   11.148817][  T256] RBP: ff1100000589c000 R08: 1fe22000019d6ac1 R09: ff1100000d6f2e80
[   11.149011][  T256] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.149206][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000589c000
[   11.149412][  T256] FS:  00007f106f63f840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   11.149643][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.149806][  T256] CR2: 0000561705c5dd5c CR3: 000000000f7ff001 CR4: 0000000000771ef0
[   11.150001][  T256] PKRU: 55555554
[   11.150098][  T256] Call Trace:
[   11.150196][  T256]  <TASK>
[   11.150263][  T256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.150406][  T256]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.150542][  T256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.150643][  T256]  register_netdevice (net/core/dev.c:11488)
[   11.150776][  T256]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.150940][  T256]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.151072][  T256]  register_netdev (net/core/dev.c:11552)
[   11.151202][  T256]  loopback_net_init (drivers/net/loopback.c:218)
[   11.151339][  T256]  ops_init (net/core/net_namespace.c:137)
[   11.151448][  T256]  setup_net (net/core/net_namespace.c:446)
[   11.151547][  T256]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.151678][  T256]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.151809][  T256]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.151941][  T256]  copy_net_ns (net/core/net_namespace.c:579)
[   11.152073][  T256]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.152207][  T256]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.152354][  T256]  ksys_unshare (kernel/fork.c:3243)
[   11.152486][  T256]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.152619][  T256]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.152750][  T256]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.152882][  T256]  ? __ia32_sys_open (fs/open.c:1374)
[   11.153018][  T256]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.153149][  T256]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.153286][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.153420][  T256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.153551][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.153682][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.153845][  T256] RIP: 0033:0x7f106f901bcb
[   11.153983][  T256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.154457][  T256] RSP: 002b:00007ffecdfcf2b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.154654][  T256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f106f901bcb
[   11.154850][  T256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.155043][  T256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.155237][  T256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffecdfd14e0
[   11.155442][  T256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecdfd1889
| [   11.169319][  T256] ------------[ cut here ]------------
| [   11.169509][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/256
| [   11.169782][  T256] Modules linked in: nft_compat nf_tables
| [   11.170275][  T256] Tainted: [W]=WARN
[   11.170442][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.170652][  T256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.170869][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.171414][  T256] RSP: 0018:ffa0000000a47918 EFLAGS: 00010286
[   11.171627][  T256] RAX: 00000000ffffffa6 RBX: ff110000024218c0 RCX: 1ff4000000148ee9
[   11.171867][  T256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000242197c
[   11.172108][  T256] RBP: ff1100000f644000 R08: 1fe2200000484331 R09: ff1100000d6f2e80
[   11.172369][  T256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.172611][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f644000
[   11.172855][  T256] FS:  00007f106f63f840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   11.173135][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.173370][  T256] CR2: 00007ff8ffdd8574 CR3: 000000000f7ff006 CR4: 0000000000771ef0
[   11.173613][  T256] PKRU: 55555554
[   11.173757][  T256] Call Trace:
[   11.173902][  T256]  <TASK>
[   11.174018][  T256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.174198][  T256]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.174396][  T256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.174550][  T256]  register_netdevice (net/core/dev.c:11488)
[   11.174730][  T256]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.174940][  T256]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.175121][  T256]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.175307][  T256]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   11.175496][  T256]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   11.175675][  T256]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.175856][  T256]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   11.176037][  T256]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   11.176219][  T256]  ops_init (net/core/net_namespace.c:137)
[   11.176392][  T256]  setup_net (net/core/net_namespace.c:446)
[   11.176545][  T256]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.176724][  T256]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.176904][  T256]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.177087][  T256]  copy_net_ns (net/core/net_namespace.c:579)
[   11.177270][  T256]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.177473][  T256]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.177651][  T256]  ksys_unshare (kernel/fork.c:3243)
[   11.177828][  T256]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.178007][  T256]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.178188][  T256]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.178390][  T256]  ? __ia32_sys_open (fs/open.c:1374)
[   11.178579][  T256]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.178756][  T256]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.178935][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.179114][  T256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.179299][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.179494][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.179706][  T256] RIP: 0033:0x7f106f901bcb
[   11.179888][  T256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.180420][  T256] RSP: 002b:00007ffecdfcf2b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.180666][  T256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f106f901bcb
[   11.180913][  T256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.181156][  T256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.181419][  T256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffecdfd14e0
[   11.181662][  T256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecdfd1889
| [   11.186501][  T256] ------------[ cut here ]------------
| [   11.186679][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/256
| [   11.186953][  T256] Modules linked in: nft_compat nf_tables
| [   11.187471][  T256] Tainted: [W]=WARN
[   11.187618][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.187829][  T256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.188047][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.188584][  T256] RSP: 0018:ffa0000000a478f8 EFLAGS: 00010286
[   11.188796][  T256] RAX: 00000000ffffffa6 RBX: ff1100000b7d7a80 RCX: 1ff4000000148ee5
[   11.189038][  T256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7d7b3c
[   11.189290][  T256] RBP: ff11000007964000 R08: 1fe22000016faf69 R09: ff1100000d6f2e80
[   11.189550][  T256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.189792][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007964000
[   11.190037][  T256] FS:  00007f106f63f840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   11.190323][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.190553][  T256] CR2: 00007ff8ffdd8574 CR3: 000000000f7ff006 CR4: 0000000000771ef0
[   11.190797][  T256] PKRU: 55555554
[   11.190942][  T256] Call Trace:
[   11.191088][  T256]  <TASK>
[   11.191203][  T256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.191405][  T256]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.191586][  T256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.191738][  T256]  register_netdevice (net/core/dev.c:11488)
[   11.191919][  T256]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.192130][  T256]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.192320][  T256]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.192514][  T256]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   11.192697][  T256]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   11.192878][  T256]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.193062][  T256]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   11.193243][  T256]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   11.193441][  T256]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.193622][  T256]  vti_init_net (net/ipv4/ip_vti.c:517)
[   11.193801][  T256]  ops_init (net/core/net_namespace.c:137)
[   11.193950][  T256]  setup_net (net/core/net_namespace.c:446)
[   11.194099][  T256]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.194285][  T256]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.194483][  T256]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.194665][  T256]  copy_net_ns (net/core/net_namespace.c:579)
[   11.194846][  T256]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.195029][  T256]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.195212][  T256]  ksys_unshare (kernel/fork.c:3243)
[   11.195415][  T256]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.195598][  T256]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.195781][  T256]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.195961][  T256]  ? __ia32_sys_open (fs/open.c:1374)
[   11.196143][  T256]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.196325][  T256]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.196519][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.196702][  T256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.196880][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.197060][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.197273][  T256] RIP: 0033:0x7f106f901bcb
[   11.197479][  T256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.197990][  T256] RSP: 002b:00007ffecdfcf2b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.198238][  T256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f106f901bcb
[   11.198504][  T256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.198745][  T256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.198987][  T256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffecdfd14e0
[   11.199233][  T256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecdfd1889
| [   11.203798][  T256] ------------[ cut here ]------------
| [   11.203974][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/256
| [   11.204252][  T256] Modules linked in: nft_compat nf_tables
| [   11.204826][  T256] Tainted: [W]=WARN
[   11.204971][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.205185][  T256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.205427][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.205934][  T256] RSP: 0018:ffa0000000a47a78 EFLAGS: 00010286
[   11.206146][  T256] RAX: 00000000ffffffa6 RBX: ff1100000b7d6c80 RCX: 1ff4000000148f15
[   11.206413][  T256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7d6d3c
[   11.206655][  T256] RBP: ff1100000e9f9000 R08: 1fe22000016fada9 R09: ff1100000d6f2e80
[   11.206897][  T256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.207139][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e9f9000
[   11.207405][  T256] FS:  00007f106f63f840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   11.207681][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.207893][  T256] CR2: 00007ff8ffdd8574 CR3: 000000000f7ff006 CR4: 0000000000771ef0
[   11.208140][  T256] PKRU: 55555554
[   11.208291][  T256] Call Trace:
[   11.208451][  T256]  <TASK>
[   11.208569][  T256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.208748][  T256]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.208925][  T256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.209073][  T256]  register_netdevice (net/core/dev.c:11488)
[   11.209252][  T256]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.209483][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.209664][  T256]  register_netdev (net/core/dev.c:11552)
[   11.209846][  T256]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   11.210027][  T256]  ops_init (net/core/net_namespace.c:137)
[   11.210173][  T256]  setup_net (net/core/net_namespace.c:446)
[   11.210326][  T256]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.210517][  T256]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.210702][  T256]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.210881][  T256]  copy_net_ns (net/core/net_namespace.c:579)
[   11.211065][  T256]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.211246][  T256]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.211445][  T256]  ksys_unshare (kernel/fork.c:3243)
[   11.211623][  T256]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.211800][  T256]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.211978][  T256]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.212157][  T256]  ? __ia32_sys_open (fs/open.c:1374)
[   11.212363][  T256]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.212541][  T256]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.212719][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.212898][  T256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.213077][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.213255][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.213487][  T256] RIP: 0033:0x7f106f901bcb
[   11.213671][  T256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.214204][  T256] RSP: 002b:00007ffecdfcf2b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.214467][  T256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f106f901bcb
[   11.214708][  T256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.214952][  T256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.215194][  T256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffecdfd14e0
[   11.215457][  T256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecdfd1889
| [   11.221955][  T256] ------------[ cut here ]------------
| [   11.222143][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/256
| [   11.222502][  T256] Modules linked in: nft_compat nf_tables
| [   11.223104][  T256] Tainted: [W]=WARN
[   11.223312][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.223585][  T256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.223857][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.224442][  T256] RSP: 0018:ffa0000000a47a68 EFLAGS: 00010286
[   11.224705][  T256] RAX: 00000000ffffffa6 RBX: ff11000004d45380 RCX: 1ff4000000148f13
[   11.224999][  T256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d4543c
[   11.225299][  T256] RBP: ff1100000eee9000 R08: 1fe22000009a8a89 R09: ff1100000d6f2e80
[   11.225631][  T256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.225923][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eee9000
[   11.226220][  T256] FS:  00007f106f63f840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   11.226573][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.226841][  T256] CR2: 00007ff8ffdd8574 CR3: 000000000f7ff006 CR4: 0000000000771ef0
[   11.227141][  T256] PKRU: 55555554
[   11.227359][  T256] Call Trace:
[   11.227562][  T256]  <TASK>
[   11.227731][  T256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.227963][  T256]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.228194][  T256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.228416][  T256]  register_netdevice (net/core/dev.c:11488)
[   11.228656][  T256]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.228923][  T256]  register_netdev (net/core/dev.c:11552)
[   11.229169][  T256]  sit_init_net (net/ipv6/sit.c:1860)
[   11.229426][  T256]  ops_init (net/core/net_namespace.c:137)
[   11.229629][  T256]  setup_net (net/core/net_namespace.c:446)
[   11.229831][  T256]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.230061][  T256]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.230305][  T256]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.230550][  T256]  copy_net_ns (net/core/net_namespace.c:579)
[   11.230781][  T256]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.231015][  T256]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.231206][  T256]  ksys_unshare (kernel/fork.c:3243)
[   11.231405][  T256]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.231583][  T256]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.231764][  T256]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.231942][  T256]  ? __ia32_sys_open (fs/open.c:1374)
[   11.232122][  T256]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.232305][  T256]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.232492][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.232671][  T256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.232849][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.233027][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.233238][  T256] RIP: 0033:0x7f106f901bcb
[   11.233442][  T256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.233951][  T256] RSP: 002b:00007ffecdfcf2b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.234199][  T256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f106f901bcb
[   11.234457][  T256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.234698][  T256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.234939][  T256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffecdfd14e0
[   11.235185][  T256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecdfd1889
| [   11.245375][  T256] ------------[ cut here ]------------
| [   11.245554][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/256
| [   11.245831][  T256] Modules linked in: nft_compat nf_tables
| [   11.246344][  T256] Tainted: [W]=WARN
[   11.246498][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.246711][  T256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.246932][  T256] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.247471][  T256] RSP: 0018:ffa0000000a47a78 EFLAGS: 00010286
[   11.247683][  T256] RAX: 00000000ffffffa6 RBX: ff1100000b7671c0 RCX: 1ff4000000148f15
[   11.247923][  T256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b76727c
[   11.248169][  T256] RBP: ff1100000e99c000 R08: 1fe22000016ece51 R09: ff1100000d6f2e80
[   11.248430][  T256] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.248673][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e99c000
[   11.248917][  T256] FS:  00007f106f63f840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   11.249197][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.249427][  T256] CR2: 00007ff8ffdd8574 CR3: 000000000f7ff006 CR4: 0000000000771ef0
[   11.249671][  T256] PKRU: 55555554
[   11.249815][  T256] Call Trace:
[   11.249959][  T256]  <TASK>
[   11.250074][  T256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.250255][  T256]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.250452][  T256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.250601][  T256]  register_netdevice (net/core/dev.c:11488)
[   11.250780][  T256]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.250988][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.251169][  T256]  register_netdev (net/core/dev.c:11552)
[   11.251370][  T256]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   11.251554][  T256]  ops_init (net/core/net_namespace.c:137)
[   11.251701][  T256]  setup_net (net/core/net_namespace.c:446)
[   11.251847][  T256]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.252021][  T256]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.252200][  T256]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.252398][  T256]  copy_net_ns (net/core/net_namespace.c:579)
[   11.252580][  T256]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.252763][  T256]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.252940][  T256]  ksys_unshare (kernel/fork.c:3243)
[   11.253117][  T256]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.253302][  T256]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.253491][  T256]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.253671][  T256]  ? __ia32_sys_open (fs/open.c:1374)
[   11.253850][  T256]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.254029][  T256]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.254208][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.254403][  T256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.254579][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.254757][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.254965][  T256] RIP: 0033:0x7f106f901bcb
[   11.255148][  T256] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.255674][  T256] RSP: 002b:00007ffecdfcf2b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.255915][  T256] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f106f901bcb
[   11.256156][  T256] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.256417][  T256] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.256656][  T256] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffecdfd14e0
[   11.256894][  T256] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecdfd1889
| [   11.259259][   T12] ------------[ cut here ]------------
| [   11.259413][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   11.259648][   T12] Modules linked in: nft_compat nf_tables
| [   11.260036][   T12] Tainted: [W]=WARN
[   11.260125][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.260270][   T12] Workqueue: netns cleanup_net
[   11.260408][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.260559][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.260972][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.261125][   T12] RAX: 00000000ffffffa6 RBX: ff110000050918c0 RCX: 1ff4000000018eed
[   11.261306][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000509197c
[   11.261487][   T12] RBP: ff1100000ee29000 R08: 1fe2200000a12331 R09: ff11000001aed1d0
[   11.261659][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.261831][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.262005][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   11.262206][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.262368][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   11.262547][   T12] PKRU: 55555554
[   11.262633][   T12] Call Trace:
[   11.262719][   T12]  <TASK>
[   11.262780][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.262928][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.263071][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.263189][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.263313][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.263438][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.263554][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.263677][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.263794][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.263908][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.264029][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.264146][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.264261][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.264390][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.264505][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.264622][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.264741][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.264856][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.264979][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.265099][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.265215][   T12]  kthread (kernel/kthread.c:436)
[   11.265309][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.265467][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.265591][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.265709][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.265857][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.265974][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.266092][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.280869][   T12] ------------[ cut here ]------------
| [   11.281006][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   11.281291][   T12] Modules linked in: nft_compat nf_tables
| [   11.281717][   T12] Tainted: [W]=WARN
[   11.281806][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.281953][   T12] Workqueue: netns cleanup_net
[   11.282078][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.282232][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.282669][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.282821][   T12] RAX: 00000000ffffffa6 RBX: ff11000005091e00 RCX: 1ff4000000018eed
[   11.282995][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005091ebc
[   11.283173][   T12] RBP: ff1100000f5d4000 R08: 1fe2200000a123d9 R09: ff11000001aed1d0
[   11.283360][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.283534][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.283707][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   11.283912][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.284062][   T12] CR2: 0000561705c5dd5c CR3: 0000000004b59006 CR4: 0000000000771ef0
[   11.284242][   T12] PKRU: 55555554
[   11.284337][   T12] Call Trace:
[   11.284429][   T12]  <TASK>
[   11.284492][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.284646][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.284791][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.284910][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.285029][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.285146][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.285268][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.285448][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.285569][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.285684][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.285803][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.285920][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.286037][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.286154][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.286269][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.286443][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.286564][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.286679][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.286802][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.286927][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.287043][   T12]  kthread (kernel/kthread.c:436)
[   11.287133][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.287285][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.287457][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.287574][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.287721][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.287838][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.287955][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.290301][   T12] ------------[ cut here ]------------
| [   11.290516][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   11.290748][   T12] Modules linked in: nft_compat nf_tables
| [   11.291141][   T12] Tainted: [W]=WARN
[   11.291232][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.291456][   T12] Workqueue: netns cleanup_net
[   11.291581][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.291736][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.292161][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.292316][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b7678c0 RCX: 1ff4000000018eed
[   11.292565][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b76797c
[   11.292739][   T12] RBP: ff1100000a831000 R08: 1fe22000016ecf31 R09: ff11000001aed1d0
[   11.292917][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.293095][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.293270][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.293556][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.293705][   T12] CR2: 00007f137c22f000 CR3: 000000000ccd3005 CR4: 0000000000771ef0
[   11.293885][   T12] PKRU: 55555554
[   11.293974][   T12] Call Trace:
[   11.294064][   T12]  <TASK>
[   11.294126][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.294274][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.294482][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.294600][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.294721][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.294838][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.294958][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.295082][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.295202][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.295323][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.295516][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.295634][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.295752][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.295875][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.295994][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.296113][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.296234][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.296431][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.296554][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.296682][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.296801][   T12]  kthread (kernel/kthread.c:436)
[   11.296891][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.297043][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.297161][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.297290][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.297501][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.297622][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.297750][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.299926][   T12] ------------[ cut here ]------------
| [   11.300059][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   11.300301][   T12] Modules linked in: nft_compat nf_tables
| [   11.300700][   T12] Tainted: [W]=WARN
[   11.300793][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.300941][   T12] Workqueue: netns cleanup_net
[   11.301065][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.301220][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.301654][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.301801][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b767e00 RCX: 1ff4000000018eed
[   11.301978][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b767ebc
[   11.302152][   T12] RBP: ff110000024dc000 R08: 1fe22000016ecfd9 R09: ff11000001aed1d0
[   11.302333][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.302512][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.302690][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   11.302894][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.303040][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   11.303217][   T12] PKRU: 55555554
[   11.303310][   T12] Call Trace:
[   11.303404][   T12]  <TASK>
[   11.303467][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.303616][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.303760][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.303877][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.303994][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.304111][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.304232][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.304359][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.304478][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.304594][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.304715][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.304835][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.304952][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.305070][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.305185][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.305309][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.305435][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.305552][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.305675][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.305796][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.305912][   T12]  kthread (kernel/kthread.c:436)
[   11.306000][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.306150][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.306267][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.306396][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.306543][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.306659][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.306777][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.308754][   T12] ------------[ cut here ]------------
| [   11.308872][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   11.309103][   T12] Modules linked in: nft_compat nf_tables
| [   11.309502][   T12] Tainted: [W]=WARN
[   11.309592][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.309741][   T12] Workqueue: netns cleanup_net
[   11.309863][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.310015][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.310440][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   11.310592][   T12] RAX: 00000000ffffffa6 RBX: ff11000004d44900 RCX: 1ff4000000018eed
[   11.310766][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d449bc
[   11.310940][   T12] RBP: ff1100000ee2c000 R08: 1fe22000009a8939 R09: ff11000001aed1d0
[   11.311114][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.311291][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.311473][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   11.311677][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.311823][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   11.312000][   T12] PKRU: 55555554
[   11.312088][   T12] Call Trace:
[   11.312174][   T12]  <TASK>
[   11.312235][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.312396][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.312541][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   11.312659][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.312778][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.312895][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.313014][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.313133][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   11.313252][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.313381][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.313502][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.313622][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.313737][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.313857][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.313975][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.314094][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.314215][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.314338][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.314467][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.314589][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.314706][   T12]  kthread (kernel/kthread.c:436)
[   11.314795][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.314942][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.315062][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.315181][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.315334][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.315462][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.315581][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.317943][  T257] ------------[ cut here ]------------
| [   11.318118][  T257] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/257
| [   11.318425][  T257] Modules linked in: nft_compat nf_tables
| [   11.318921][  T257] Tainted: [W]=WARN
[   11.319066][  T257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.319287][  T257] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.319524][  T257] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.320039][  T257] RSP: 0018:ffa0000000647020 EFLAGS: 00010286
[   11.320251][  T257] RAX: 00000000ffffffa6 RBX: ff11000004d44c80 RCX: 1ff40000000c8dca
[   11.320517][  T257] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d44d3c
[   11.320759][  T257] RBP: ff1100000589c000 R08: 1fe22000009a89a9 R09: ff1100000d6f5158
[   11.321002][  T257] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.321242][  T257] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.321504][  T257] FS:  00007f137be59840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   11.321783][  T257] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.321998][  T257] CR2: 000000001416a988 CR3: 000000000ccd3001 CR4: 0000000000771ef0
[   11.322243][  T257] PKRU: 55555554
[   11.322405][  T257] Call Trace:
[   11.322549][  T257]  <TASK>
[   11.322663][  T257]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.322844][  T257]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.322992][  T257]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.323170][  T257]  __dev_notify_flags (net/core/dev.c:9787)
[   11.323374][  T257]  ? netif_change_name (net/core/dev.c:1495)
[   11.323554][  T257]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.323732][  T257]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.323910][  T257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.324088][  T257]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.324267][  T257]  netif_change_flags (net/core/dev.c:9820)
[   11.324470][  T257]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.324649][  T257]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.324829][  T257]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.325007][  T257]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.325216][  T257]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.325413][  T257]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.325589][  T257]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.325767][  T257]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.325946][  T257]  ? __kernel_text_address (kernel/extable.c:79)
[   11.326124][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.326311][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.326502][  T257]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.326681][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.326859][  T257]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.327037][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.327215][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.327414][  T257]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.327592][  T257]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.327768][  T257]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.327946][  T257]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.328124][  T257]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.328312][  T257]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.328509][  T257]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.328690][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.328866][  T257]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.329065][  T257]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.329241][  T257]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.329437][  T257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.329619][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.329798][  T257]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.329976][  T257]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.330154][  T257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.330343][  T257]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.330531][  T257]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.330708][  T257]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.330885][  T257]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.331064][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.331246][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.331441][  T257]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.331620][  T257]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.331796][  T257]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.331973][  T257]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.332154][  T257]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.332337][  T257]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.332536][  T257]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.332716][  T257]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.332893][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.333073][  T257]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.333252][  T257]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.333451][  T257]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.333631][  T257]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.333810][  T257]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.333989][  T257]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.334195][  T257]  ? move_addr_to_kernel (net/socket.c:258)
[   11.334396][  T257]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.334577][  T257]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.334755][  T257]  ___sys_sendmsg (net/socket.c:2752)
[   11.334932][  T257]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.335140][  T257]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.335338][  T257]  __sys_sendmsg (net/socket.c:2784)
[   11.335530][  T257]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.335707][  T257]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.335920][  T257]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.336100][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.336290][  T257]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.336483][  T257]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.336663][  T257]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.336843][  T257]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.337052][  T257] RIP: 0033:0x7f137c09308e
[   11.337234][  T257] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.337764][  T257] RSP: 002b:00007ffd37363890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.338012][  T257] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f137c09308e
[   11.338253][  T257] RDX: 0000000000000000 RSI: 00007ffd37363940 RDI: 0000000000000005
[   11.338518][  T257] RBP: 00007ffd373638a0 R08: 0000000000000000 R09: 0000000000000000
[   11.338760][  T257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e460
[   11.339004][  T257] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd37364010
| [   11.353075][   T12] ------------[ cut here ]------------
| [   11.353214][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   11.353477][   T12] Modules linked in: nft_compat nf_tables
| [   11.353884][   T12] Tainted: [W]=WARN
[   11.353981][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.354135][   T12] Workqueue: netns cleanup_net
[   11.354263][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.354440][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.354886][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   11.355042][   T12] RAX: 00000000ffffffa6 RBX: ff11000009b35700 RCX: 1ff4000000018eaf
[   11.355227][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b357bc
[   11.355417][   T12] RBP: ff11000005921000 R08: 1fe2200001366af9 R09: ff11000001aed1d0
[   11.355600][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   11.355784][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   11.355970][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   11.356190][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.356357][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   11.356549][   T12] PKRU: 55555554
[   11.356643][   T12] Call Trace:
[   11.356736][   T12]  <TASK>
[   11.356802][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.356929][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.357024][   T12]  netif_close_many (net/core/dev.c:1804)
[   11.357147][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.357272][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.357408][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.357532][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   11.357658][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   11.357814][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.357970][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.358095][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.358219][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   11.358355][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.358513][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.358642][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.358768][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.358897][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.359022][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   11.359150][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.359276][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.359412][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.359540][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.359665][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.359788][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.359914][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.360041][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.360169][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.360303][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.360433][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.360563][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.360774][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.360898][   T12]  kthread (kernel/kthread.c:436)
[   11.360999][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.361238][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.361379][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.361582][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.361814][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.361944][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.362150][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.372370][   T12] ------------[ cut here ]------------
| [   11.372511][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   11.372758][   T12] Modules linked in: nft_compat nf_tables
| [   11.373175][   T12] Tainted: [W]=WARN
[   11.373270][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.373432][   T12] Workqueue: netns cleanup_net
[   11.373557][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.373715][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.374147][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   11.374302][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ceb58c0 RCX: 1ff4000000018ed5
[   11.374493][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ceb597c
[   11.374670][   T12] RBP: ff11000005921000 R08: 1fe22000019d6b31 R09: ff11000001aed1d0
[   11.374854][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.375036][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.375220][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   11.375443][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.375596][   T12] CR2: 0000561705c5dd5c CR3: 0000000004b59006 CR4: 0000000000771ef0
[   11.375779][   T12] PKRU: 55555554
[   11.375868][   T12] Call Trace:
[   11.375957][   T12]  <TASK>
[   11.376022][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.376177][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.376338][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.376468][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.376591][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.376711][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.376831][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   11.376952][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.377080][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   11.377200][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.377329][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.377512][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.377675][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.377853][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.378031][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.378217][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.378486][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.378612][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.378741][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.378867][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.378988][   T12]  kthread (kernel/kthread.c:436)
[   11.379080][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.379229][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.379400][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.379521][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.379727][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.379848][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.379969][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.480483][  T260] ------------[ cut here ]------------
| [   11.480636][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/260
| [   11.480870][  T260] Modules linked in: nft_compat nf_tables
| [   11.481274][  T260] Tainted: [W]=WARN
[   11.481387][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.481555][  T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.481726][  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
[   11.482194][  T260] RSP: 0018:ffa0000000587a80 EFLAGS: 00010286
[   11.482370][  T260] RAX: 00000000ffffffa6 RBX: ff1100000a2703c0 RCX: 1ff40000000b0f16
[   11.482566][  T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a27047c
[   11.482764][  T260] RBP: ff1100000f484000 R08: 1fe220000144e091 R09: ff110000054bae80
[   11.482958][  T260] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.483150][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f484000
[   11.483359][  T260] FS:  00007ffad74f8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.483591][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.483757][  T260] CR2: 00007ffad77027d0 CR3: 00000000100e5003 CR4: 0000000000771ef0
[   11.483955][  T260] PKRU: 55555554
[   11.484052][  T260] Call Trace:
[   11.484149][  T260]  <TASK>
[   11.484218][  T260]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.484359][  T260]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.484493][  T260]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.484592][  T260]  register_netdevice (net/core/dev.c:11488)
[   11.484725][  T260]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.484887][  T260]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.485019][  T260]  register_netdev (net/core/dev.c:11552)
[   11.485151][  T260]  loopback_net_init (drivers/net/loopback.c:218)
[   11.485289][  T260]  ops_init (net/core/net_namespace.c:137)
[   11.485395][  T260]  setup_net (net/core/net_namespace.c:446)
[   11.485495][  T260]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.485623][  T260]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.485754][  T260]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.485887][  T260]  copy_net_ns (net/core/net_namespace.c:579)
[   11.486020][  T260]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.486155][  T260]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.486288][  T260]  ksys_unshare (kernel/fork.c:3243)
[   11.486439][  T260]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.486571][  T260]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.486700][  T260]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.486833][  T260]  ? __ia32_sys_open (fs/open.c:1374)
[   11.486964][  T260]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.487095][  T260]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.487225][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.487366][  T260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.487496][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.487625][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.487786][  T260] RIP: 0033:0x7ffad77babcb
[   11.487923][  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
[   11.488393][  T260] RSP: 002b:00007ffded504638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.488590][  T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffad77babcb
[   11.488784][  T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.488978][  T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.489175][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffded506860
[   11.489379][  T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffded508889
| [   11.493644][  T260] ------------[ cut here ]------------
| [   11.493780][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/260
| [   11.494005][  T260] Modules linked in: nft_compat nf_tables
| [   11.494411][  T260] Tainted: [W]=WARN
[   11.494510][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.494672][  T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.494840][  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
[   11.495305][  T260] RSP: 0018:ffa0000000587918 EFLAGS: 00010286
[   11.495475][  T260] RAX: 00000000ffffffa6 RBX: ff11000004d0d700 RCX: 1ff40000000b0ee9
[   11.495669][  T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d0d7bc
[   11.495862][  T260] RBP: ff11000009bac000 R08: 1fe22000009a1af9 R09: ff110000054bae80
[   11.496061][  T260] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.496260][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bac000
[   11.496467][  T260] FS:  00007ffad74f8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.496695][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.496857][  T260] CR2: 00007ffad77027d0 CR3: 00000000100e5003 CR4: 0000000000771ef0
[   11.497055][  T260] PKRU: 55555554
[   11.497154][  T260] Call Trace:
[   11.497250][  T260]  <TASK>
[   11.497322][  T260]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.497456][  T260]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.497587][  T260]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.497687][  T260]  register_netdevice (net/core/dev.c:11488)
[   11.497820][  T260]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.497982][  T260]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.498117][  T260]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.498247][  T260]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   11.498387][  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))
[   11.498521][  T260]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.498651][  T260]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   11.498782][  T260]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   11.498915][  T260]  ops_init (net/core/net_namespace.c:137)
[   11.499016][  T260]  setup_net (net/core/net_namespace.c:446)
[   11.499114][  T260]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.499243][  T260]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.499383][  T260]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.499513][  T260]  copy_net_ns (net/core/net_namespace.c:579)
[   11.499643][  T260]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.499774][  T260]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.499906][  T260]  ksys_unshare (kernel/fork.c:3243)
[   11.500035][  T260]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.500164][  T260]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.500297][  T260]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.500433][  T260]  ? __ia32_sys_open (fs/open.c:1374)
[   11.500564][  T260]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.500692][  T260]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.500821][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.500954][  T260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.501082][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.501211][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.501383][  T260] RIP: 0033:0x7ffad77babcb
[   11.501518][  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
[   11.501997][  T260] RSP: 002b:00007ffded504638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.502195][  T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffad77babcb
[   11.502397][  T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.502589][  T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.502782][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffded506860
[   11.502974][  T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffded508889
| [   11.506726][  T260] ------------[ cut here ]------------
| [   11.506861][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/260
| [   11.507088][  T260] Modules linked in: nft_compat nf_tables
| [   11.507491][  T260] Tainted: [W]=WARN
[   11.507592][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.507755][  T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.507924][  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
[   11.508396][  T260] RSP: 0018:ffa00000005878f8 EFLAGS: 00010286
[   11.508561][  T260] RAX: 00000000ffffffa6 RBX: ff1100000b463540 RCX: 1ff40000000b0ee5
[   11.508755][  T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4635fc
[   11.508950][  T260] RBP: ff11000009bbc000 R08: 1fe220000168c6c1 R09: ff110000054bae80
[   11.509146][  T260] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.509353][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bbc000
[   11.509552][  T260] FS:  00007ffad74f8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.509783][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.509948][  T260] CR2: 00007ffad77027d0 CR3: 00000000100e5003 CR4: 0000000000771ef0
[   11.510148][  T260] PKRU: 55555554
[   11.510247][  T260] Call Trace:
[   11.510355][  T260]  <TASK>
[   11.510424][  T260]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.510556][  T260]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.510688][  T260]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.510789][  T260]  register_netdevice (net/core/dev.c:11488)
[   11.510923][  T260]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.511086][  T260]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.511218][  T260]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.511358][  T260]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   11.511490][  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))
[   11.511622][  T260]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.511754][  T260]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   11.511887][  T260]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   11.512020][  T260]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.512153][  T260]  vti_init_net (net/ipv4/ip_vti.c:517)
[   11.512289][  T260]  ops_init (net/core/net_namespace.c:137)
[   11.512394][  T260]  setup_net (net/core/net_namespace.c:446)
[   11.512494][  T260]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.512624][  T260]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.512757][  T260]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.512891][  T260]  copy_net_ns (net/core/net_namespace.c:579)
[   11.513027][  T260]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.513162][  T260]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.513300][  T260]  ksys_unshare (kernel/fork.c:3243)
[   11.513450][  T260]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.513582][  T260]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.513713][  T260]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.513846][  T260]  ? __ia32_sys_open (fs/open.c:1374)
[   11.513981][  T260]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.514112][  T260]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.514242][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.514386][  T260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.514518][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.514649][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.514812][  T260] RIP: 0033:0x7ffad77babcb
[   11.514949][  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
[   11.515424][  T260] RSP: 002b:00007ffded504638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.515624][  T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffad77babcb
[   11.515820][  T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.516017][  T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.516214][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffded506860
[   11.516422][  T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffded508889
| [   11.520496][  T260] ------------[ cut here ]------------
| [   11.520633][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/260
| [   11.520857][  T260] Modules linked in: nft_compat nf_tables
| [   11.521254][  T260] Tainted: [W]=WARN
[   11.521361][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.521525][  T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.521694][  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
[   11.522158][  T260] RSP: 0018:ffa0000000587a78 EFLAGS: 00010286
[   11.522325][  T260] RAX: 00000000ffffffa6 RBX: ff1100000b462040 RCX: 1ff40000000b0f15
[   11.522526][  T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4620fc
[   11.522721][  T260] RBP: ff11000001ecc000 R08: 1fe220000168c421 R09: ff110000054bae80
[   11.522913][  T260] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.523106][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001ecc000
[   11.523305][  T260] FS:  00007ffad74f8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.523539][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.523701][  T260] CR2: 00007ffad77027d0 CR3: 00000000100e5003 CR4: 0000000000771ef0
[   11.523896][  T260] PKRU: 55555554
[   11.523993][  T260] Call Trace:
[   11.524089][  T260]  <TASK>
[   11.524156][  T260]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.524288][  T260]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.524424][  T260]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.524523][  T260]  register_netdevice (net/core/dev.c:11488)
[   11.524653][  T260]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.524812][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.524945][  T260]  register_netdev (net/core/dev.c:11552)
[   11.525076][  T260]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   11.525207][  T260]  ops_init (net/core/net_namespace.c:137)
[   11.525312][  T260]  setup_net (net/core/net_namespace.c:446)
[   11.525416][  T260]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.525545][  T260]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.525674][  T260]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.525807][  T260]  copy_net_ns (net/core/net_namespace.c:579)
[   11.525938][  T260]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.526072][  T260]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.526204][  T260]  ksys_unshare (kernel/fork.c:3243)
[   11.526338][  T260]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.526475][  T260]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.526605][  T260]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.526736][  T260]  ? __ia32_sys_open (fs/open.c:1374)
[   11.526867][  T260]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.526998][  T260]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.527128][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.527258][  T260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.527398][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.527527][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.527688][  T260] RIP: 0033:0x7ffad77babcb
[   11.527824][  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
[   11.528290][  T260] RSP: 002b:00007ffded504638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.528490][  T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffad77babcb
[   11.528682][  T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.528875][  T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.529070][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffded506860
[   11.529263][  T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffded508889
| [   11.533325][  T260] ------------[ cut here ]------------
| [   11.533746][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/260
| [   11.533972][  T260] Modules linked in: nft_compat nf_tables
| [   11.534378][  T260] Tainted: [W]=WARN
[   11.534479][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.534642][  T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.534811][  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
[   11.535271][  T260] RSP: 0018:ffa0000000587a68 EFLAGS: 00010286
[   11.535448][  T260] RAX: 00000000ffffffa6 RBX: ff11000009798900 RCX: 1ff40000000b0f13
[   11.535640][  T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000097989bc
[   11.535834][  T260] RBP: ff1100000e071000 R08: 1fe22000012f3139 R09: ff110000054bae80
[   11.536027][  T260] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.536222][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e071000
[   11.536425][  T260] FS:  00007ffad74f8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.536654][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.536816][  T260] CR2: 00007ffad77027d0 CR3: 00000000100e5003 CR4: 0000000000771ef0
[   11.537012][  T260] PKRU: 55555554
[   11.537110][  T260] Call Trace:
[   11.537207][  T260]  <TASK>
[   11.537274][  T260]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.537413][  T260]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.537543][  T260]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.537641][  T260]  register_netdevice (net/core/dev.c:11488)
[   11.537773][  T260]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.537938][  T260]  register_netdev (net/core/dev.c:11552)
[   11.538067][  T260]  sit_init_net (net/ipv6/sit.c:1860)
[   11.538198][  T260]  ops_init (net/core/net_namespace.c:137)
[   11.538303][  T260]  setup_net (net/core/net_namespace.c:446)
[   11.538406][  T260]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.538538][  T260]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.538668][  T260]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.538801][  T260]  copy_net_ns (net/core/net_namespace.c:579)
[   11.538934][  T260]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.539068][  T260]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.539199][  T260]  ksys_unshare (kernel/fork.c:3243)
[   11.539333][  T260]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.539468][  T260]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.539599][  T260]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.539730][  T260]  ? __ia32_sys_open (fs/open.c:1374)
[   11.539863][  T260]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.539993][  T260]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.540121][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.540252][  T260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.540388][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.540518][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.540678][  T260] RIP: 0033:0x7ffad77babcb
[   11.540812][  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
[   11.541273][  T260] RSP: 002b:00007ffded504638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.541480][  T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffad77babcb
[   11.541675][  T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.541869][  T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.542061][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffded506860
[   11.542253][  T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffded508889
| [   11.546942][  T260] ------------[ cut here ]------------
| [   11.547073][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/260
| [   11.547388][  T260] Modules linked in: nft_compat nf_tables
| [   11.547869][  T260] Tainted: [W]=WARN
[   11.547967][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.548129][  T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.548301][  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
[   11.548767][  T260] RSP: 0018:ffa0000000587a78 EFLAGS: 00010286
[   11.549018][  T260] RAX: 00000000ffffffa6 RBX: ff11000009ac4e40 RCX: 1ff40000000b0f15
[   11.549210][  T260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009ac4efc
[   11.549416][  T260] RBP: ff1100000f56c000 R08: 1fe22000013589e1 R09: ff110000054bae80
[   11.549694][  T260] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.549886][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f56c000
[   11.550083][  T260] FS:  00007ffad74f8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.550410][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.550575][  T260] CR2: 00007ffad77027d0 CR3: 00000000100e5003 CR4: 0000000000771ef0
[   11.550856][  T260] PKRU: 55555554
[   11.550954][  T260] Call Trace:
[   11.551051][  T260]  <TASK>
[   11.551118][  T260]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.551249][  T260]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.551476][  T260]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.551576][  T260]  register_netdevice (net/core/dev.c:11488)
[   11.551708][  T260]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.551869][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.552086][  T260]  register_netdev (net/core/dev.c:11552)
[   11.552217][  T260]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   11.552358][  T260]  ops_init (net/core/net_namespace.c:137)
[   11.552458][  T260]  setup_net (net/core/net_namespace.c:446)
[   11.552559][  T260]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.552774][  T260]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.552904][  T260]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.553036][  T260]  copy_net_ns (net/core/net_namespace.c:579)
[   11.553166][  T260]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.553391][  T260]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.553523][  T260]  ksys_unshare (kernel/fork.c:3243)
[   11.553652][  T260]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.553783][  T260]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.553999][  T260]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.554130][  T260]  ? __ia32_sys_open (fs/open.c:1374)
[   11.554261][  T260]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.554486][  T260]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.554616][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.554747][  T260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.554876][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.555007][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.555253][  T260] RIP: 0033:0x7ffad77babcb
[   11.555393][  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
[   11.555944][  T260] RSP: 002b:00007ffded504638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.556140][  T260] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffad77babcb
[   11.556430][  T260] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.556623][  T260] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.556817][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffded506860
[   11.557096][  T260] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffded508889
| [   11.591788][  T261] ------------[ cut here ]------------
| [   11.591934][  T261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/261
| [   11.592169][  T261] Modules linked in: nft_compat nf_tables
| [   11.592581][  T261] Tainted: [W]=WARN
[   11.592680][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.592841][  T261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.593012][  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
[   11.593486][  T261] RSP: 0018:ffa0000000507020 EFLAGS: 00010286
[   11.593649][  T261] RAX: 00000000ffffffa6 RBX: ff11000004dccac0 RCX: 1ff40000000a0dca
[   11.593843][  T261] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dccb7c
[   11.594038][  T261] RBP: ff1100000f484000 R08: 1fe22000009b9971 R09: ff11000009a1d158
[   11.594234][  T261] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.594437][  T261] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.594631][  T261] FS:  00007f7061677840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   11.594857][  T261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.595021][  T261] CR2: 000000002c54e988 CR3: 0000000014a4b006 CR4: 0000000000771ef0
[   11.595215][  T261] PKRU: 55555554
[   11.595317][  T261] Call Trace:
[   11.595422][  T261]  <TASK>
[   11.595489][  T261]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.595620][  T261]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.595720][  T261]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.595850][  T261]  __dev_notify_flags (net/core/dev.c:9787)
[   11.595983][  T261]  ? netif_change_name (net/core/dev.c:1495)
[   11.596113][  T261]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.596242][  T261]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.596461][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.596592][  T261]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.596723][  T261]  netif_change_flags (net/core/dev.c:9820)
[   11.596853][  T261]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.596986][  T261]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.597118][  T261]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.597250][  T261]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.597493][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.597623][  T261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.597751][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.597882][  T261]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.598014][  T261]  ? __kernel_text_address (kernel/extable.c:79)
[   11.598144][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.598275][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.598491][  T261]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.598623][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.598752][  T261]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.598881][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.599010][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.599140][  T261]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.599270][  T261]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.599462][  T261]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.599592][  T261]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.599723][  T261]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.599854][  T261]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.599989][  T261]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.600121][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.600249][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.600438][  T261]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.600566][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.600694][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.600825][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.600954][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.601084][  T261]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.601213][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.601402][  T261]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.601533][  T261]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.601663][  T261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.601791][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.601919][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.602050][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.602179][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.602311][  T261]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.602499][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.602628][  T261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.602762][  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))
[   11.602891][  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))
[   11.603022][  T261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.603153][  T261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.603287][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.603436][  T261]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.603567][  T261]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.603696][  T261]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.603827][  T261]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.603956][  T261]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.604083][  T261]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.604243][  T261]  ? move_addr_to_kernel (net/socket.c:258)
[   11.604383][  T261]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.604512][  T261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.604641][  T261]  ___sys_sendmsg (net/socket.c:2752)
[   11.604771][  T261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.604930][  T261]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.605071][  T261]  __sys_sendmsg (net/socket.c:2784)
[   11.605202][  T261]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.605336][  T261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.605503][  T261]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.605632][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.605761][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.605890][  T261]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.606018][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.606149][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.606315][  T261] RIP: 0033:0x7f70618b108e
[   11.606453][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.606907][  T261] RSP: 002b:00007ffc4cb799e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.607102][  T261] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f70618b108e
[   11.607298][  T261] RDX: 0000000000000000 RSI: 00007ffc4cb79a90 RDI: 0000000000000005
[   11.607494][  T261] RBP: 00007ffc4cb799f0 R08: 0000000000000000 R09: 0000000000000000
[   11.607685][  T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e460
[   11.607879][  T261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4cb7a160
| [   11.700898][  T264] ------------[ cut here ]------------
| [   11.701056][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/264
| [   11.701298][  T264] Modules linked in: nft_compat nf_tables
| [   11.702129][  T264] Tainted: [W]=WARN
[   11.702234][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.702472][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.702648][  T264] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.703129][  T264] RSP: 0018:ffa0000000706e30 EFLAGS: 00010286
[   11.703303][  T264] RAX: 00000000ffffffa6 RBX: ff11000009799380 RCX: 1ff40000000e0d8c
[   11.703570][  T264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000979943c
[   11.703771][  T264] RBP: ff1100000f8d4000 R08: 1fe22000012f3289 R09: ff1100000a2a0b80
[   11.704030][  T264] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.704231][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d711c80
[   11.704507][  T264] FS:  00007f0d5e235840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   11.704744][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.704913][  T264] CR2: 000000000042ebe0 CR3: 0000000011a43006 CR4: 0000000000771ef0
[   11.705118][  T264] PKRU: 55555554
[   11.705221][  T264] Call Trace:
[   11.705328][  T264]  <TASK>
[   11.705447][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.705585][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.705687][  T264]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.705857][  T264]  __dev_notify_flags (net/core/dev.c:9787)
[   11.705994][  T264]  ? netif_change_name (net/core/dev.c:1495)
[   11.706130][  T264]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.706265][  T264]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.706412][  T264]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.706549][  T264]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   11.706686][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.706824][  T264]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.706960][  T264]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.707095][  T264]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.707230][  T264]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.707381][  T264]  veth_newlink (drivers/net/veth.c:1871)
[   11.707518][  T264]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   11.707652][  T264]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.707788][  T264]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.707922][  T264]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.708073][  T264]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.708209][  T264]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.708357][  T264]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.708493][  T264]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.708632][  T264]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.708769][  T264]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.708907][  T264]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.709043][  T264]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.709179][  T264]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.709326][  T264]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.709492][  T264]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.709629][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.709764][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.709902][  T264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.710038][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.710174][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.710316][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.710514][  T264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.710652][  T264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.710788][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.710923][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.711058][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.711196][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.711337][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.711532][  T264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.711669][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.711805][  T264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.711945][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.712082][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.712221][  T264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.712428][  T264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.712565][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.712704][  T264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.712840][  T264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.712977][  T264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.713118][  T264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.713254][  T264]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.713484][  T264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.713654][  T264]  ? move_addr_to_kernel (net/socket.c:258)
[   11.713796][  T264]  ___sys_sendmsg (net/socket.c:2752)
[   11.713932][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.714069][  T264]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.714215][  T264]  ? 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))
[   11.714430][  T264]  __sys_sendmsg (net/socket.c:2784)
[   11.714568][  T264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.714707][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.714844][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.714982][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.715120][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.715257][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.715480][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.715649][  T264] RIP: 0033:0x7f0d5e46f08e
[   11.715796][  T264] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.716285][  T264] RSP: 002b:00007fff09096050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.716546][  T264] RAX: ffffffffffffffda RBX: 00007fff090967f0 RCX: 00007f0d5e46f08e
[   11.716748][  T264] RDX: 0000000000000000 RSI: 00007fff09096100 RDI: 0000000000000005
[   11.716952][  T264] RBP: 00007fff09096060 R08: 0000000000000000 R09: 0000000000000000
[   11.717155][  T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e460
[   11.717515][  T264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff090967c0
| [   11.725101][  T264] ------------[ cut here ]------------
| [   11.725249][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
| [   11.725497][  T264] Modules linked in: nft_compat nf_tables
| [   11.725990][  T264] Tainted: [W]=WARN
[   11.726093][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.726262][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.726451][  T264] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.726930][  T264] RSP: 0018:ffa00000007071b0 EFLAGS: 00010286
[   11.727100][  T264] RAX: 00000000ffffffa6 RBX: ff11000011991e00 RCX: 1ff40000000e0dfc
[   11.727304][  T264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011991ebc
[   11.727511][  T264] RBP: ff1100000f861000 R08: 1fe22000023323d9 R09: ff1100000a2a0b80
[   11.727710][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.727910][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   11.728112][  T264] FS:  00007f0d5e235840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   11.728357][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.728525][  T264] CR2: 00007fc6d6461000 CR3: 0000000011a43004 CR4: 0000000000771ef0
[   11.728728][  T264] PKRU: 55555554
[   11.728829][  T264] Call Trace:
[   11.728929][  T264]  <TASK>
[   11.729000][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.729136][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.729239][  T264]  __dev_notify_flags (net/core/dev.c:9787)
[   11.729389][  T264]  ? netif_change_name (net/core/dev.c:1495)
[   11.729523][  T264]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.729656][  T264]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.729792][  T264]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.729928][  T264]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.730065][  T264]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.730200][  T264]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.730340][  T264]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.730486][  T264]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.730626][  T264]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.730763][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.730898][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.731035][  T264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.731169][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.731308][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.731454][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.731590][  T264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.731725][  T264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.731859][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.731995][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.732129][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.732266][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.732412][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.732547][  T264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.732682][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.732816][  T264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.732955][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.733088][  T264]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.733224][  T264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.733370][  T264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.733507][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.733641][  T264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.733777][  T264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.733914][  T264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.734054][  T264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.734189][  T264]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.734328][  T264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.734500][  T264]  ? move_addr_to_kernel (net/socket.c:258)
[   11.734638][  T264]  ___sys_sendmsg (net/socket.c:2752)
[   11.734771][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.734907][  T264]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.735052][  T264]  ? 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))
[   11.735188][  T264]  __sys_sendmsg (net/socket.c:2784)
[   11.735328][  T264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.735472][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.735607][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.735742][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.735874][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.736011][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.736243][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.736421][  T264] RIP: 0033:0x7f0d5e46f08e
[   11.736561][  T264] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.737128][  T264] RSP: 002b:00007fff09096050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.737337][  T264] RAX: ffffffffffffffda RBX: 00007fff090967f0 RCX: 00007f0d5e46f08e
[   11.737833][  T264] RDX: 0000000000000000 RSI: 00007fff09096100 RDI: 0000000000000005
[   11.738037][  T264] RBP: 00007fff09096060 R08: 0000000000000000 R09: 0000000000000000
[   11.738333][  T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e460
[   11.738540][  T264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff090967c0
| [   11.785771][  T265] ------------[ cut here ]------------
| [   11.785927][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/265
| [   11.786155][  T265] Modules linked in: nft_compat nf_tables
| [   11.786576][  T265] Tainted: [W]=WARN
[   11.786673][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.786889][  T265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.787133][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.787873][  T265] RSP: 0018:ffa0000000706ff8 EFLAGS: 00010286
[   11.788056][  T265] RAX: 00000000ffffffa6 RBX: ff110000027c8580 RCX: 1ff40000000e0dc5
[   11.788248][  T265] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c863c
[   11.788521][  T265] RBP: ff1100000f861000 R08: 1fe22000004f90c9 R09: ff1100000ffd2e58
[   11.788713][  T265] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.788900][  T265] R13: 0000000000000000 R14: ffa0000000707140 R15: ff1100000bcc7150
[   11.789094][  T265] FS:  00007fa39933e840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   11.789323][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.789538][  T265] CR2: 00007fcdf6a4f870 CR3: 0000000012673002 CR4: 0000000000771ef0
[   11.789732][  T265] PKRU: 55555554
[   11.789828][  T265] Call Trace:
[   11.789991][  T265]  <TASK>
[   11.790059][  T265]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   11.790191][  T265]  __dev_change_net_namespace (net/core/dev.c:12635)
[   11.790404][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.790536][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.790666][  T265]  ? default_device_exit_batch (net/core/dev.c:13091)
[   11.790822][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.790947][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.791075][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.791202][  T265]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.791337][  T265]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.791472][  T265]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.791605][  T265]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   11.791739][  T265]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.791870][  T265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.792030][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.792158][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.792289][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.792419][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.792547][  T265]  ? __kernel_text_address (kernel/extable.c:79)
[   11.792676][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.792806][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.792936][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.793064][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.793189][  T265]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.793319][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.793449][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.793576][  T265]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.793705][  T265]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.793834][  T265]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.793963][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.794093][  T265]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.794219][  T265]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.794359][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.794491][  T265]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.794621][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.794747][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.794875][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.795002][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.795128][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.795257][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.795390][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.795521][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.795648][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.795777][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.795905][  T265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.796031][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.796156][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.796289][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.796422][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.796550][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.796677][  T265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.796805][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.796932][  T265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.797063][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.797190][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.797326][  T265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.797461][  T265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.797588][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.797716][  T265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.797845][  T265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.797974][  T265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.798106][  T265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.798234][  T265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.798372][  T265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.798533][  T265]  ? move_addr_to_kernel (net/socket.c:258)
[   11.798661][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.798788][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.798917][  T265]  ___sys_sendmsg (net/socket.c:2752)
[   11.799044][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.799201][  T265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.799353][  T265]  __sys_sendmsg (net/socket.c:2784)
[   11.799482][  T265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.799610][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.799769][  T265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.799896][  T265]  ? 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)
[   11.800024][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.800153][  T265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.800285][  T265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.800417][  T265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.800543][  T265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.800699][  T265] RIP: 0033:0x7fa39957808e
[   11.800832][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.801290][  T265] RSP: 002b:00007ffc7cd78c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.801494][  T265] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa39957808e
[   11.801686][  T265] RDX: 0000000000000000 RSI: 00007ffc7cd78cd0 RDI: 0000000000000005
[   11.801873][  T265] RBP: 00007ffc7cd78c30 R08: 0000000000000000 R09: 0000000000000000
[   11.802064][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e461
[   11.802254][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7cd79390
| [   11.804818][  T265] ------------[ cut here ]------------
| [   11.804948][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/265
| [   11.805168][  T265] Modules linked in: nft_compat nf_tables
| [   11.805577][  T265] Tainted: [W]=WARN
[   11.805674][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.805843][  T265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.806010][  T265] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.806535][  T265] RSP: 0018:ffa0000000706fc0 EFLAGS: 00010286
[   11.806702][  T265] RAX: 00000000ffffffa6 RBX: ff11000009b35c40 RCX: 1ff40000000e0dbe
[   11.806899][  T265] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b35cfc
[   11.807091][  T265] RBP: ff1100000f861000 R08: 1fe2200001366ba1 R09: ff1100000ffd2e58
[   11.807286][  T265] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.807539][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bcc7150
[   11.807732][  T265] FS:  00007fa39933e840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   11.807957][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.808120][  T265] CR2: 00007fcdf6a4f870 CR3: 0000000012673002 CR4: 0000000000771ef0
[   11.808317][  T265] PKRU: 55555554
[   11.808467][  T265] Call Trace:
[   11.808565][  T265]  <TASK>
[   11.808710][  T265]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.808840][  T265]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.808970][  T265]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.809071][  T265]  __dev_change_net_namespace (net/core/dev.c:12695)
[   11.809232][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.809488][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.809635][  T265]  ? default_device_exit_batch (net/core/dev.c:13091)
[   11.809798][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.809924][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.810057][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.810186][  T265]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.810321][  T265]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.810522][  T265]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.810652][  T265]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   11.810836][  T265]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.810965][  T265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.811126][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.811253][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.811449][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.811577][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.811705][  T265]  ? __kernel_text_address (kernel/extable.c:79)
[   11.811833][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.811963][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.812093][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.812222][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.812429][  T265]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.812556][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.812683][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.812810][  T265]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.812939][  T265]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.813069][  T265]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.813196][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.813331][  T265]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.813515][  T265]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.813645][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.813775][  T265]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.813904][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.814030][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.814160][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.814291][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.814474][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.814604][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.814730][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.814857][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.814985][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.815115][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.815242][  T265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.815405][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.815533][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.815659][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.815788][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.815916][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.816045][  T265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.816175][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.816310][  T265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.816447][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.816574][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.816703][  T265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.816832][  T265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.816961][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.817090][  T265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.817221][  T265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.817358][  T265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.817487][  T265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.817615][  T265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.817742][  T265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.817900][  T265]  ? move_addr_to_kernel (net/socket.c:258)
[   11.818029][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.818159][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.818290][  T265]  ___sys_sendmsg (net/socket.c:2752)
[   11.818423][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.818581][  T265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.818720][  T265]  __sys_sendmsg (net/socket.c:2784)
[   11.818849][  T265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.818977][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.819139][  T265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.819268][  T265]  ? 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)
[   11.819407][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.819537][  T265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.819664][  T265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.819791][  T265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.819921][  T265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.820082][  T265] RIP: 0033:0x7fa39957808e
[   11.820217][  T265] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.820686][  T265] RSP: 002b:00007ffc7cd78c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.820880][  T265] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa39957808e
[   11.821074][  T265] RDX: 0000000000000000 RSI: 00007ffc7cd78cd0 RDI: 0000000000000005
[   11.821264][  T265] RBP: 00007ffc7cd78c30 R08: 0000000000000000 R09: 0000000000000000
[   11.821470][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e461
[   11.821663][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7cd79390
| [   11.894744][  T268] ------------[ cut here ]------------
| [   11.894899][  T268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/268
| [   11.895132][  T268] Modules linked in: nft_compat nf_tables
| [   11.895710][  T268] Tainted: [W]=WARN
[   11.895809][  T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.895975][  T268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.896147][  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
[   11.896620][  T268] RSP: 0018:ffa0000000587020 EFLAGS: 00010286
[   11.896786][  T268] RAX: 00000000ffffffa6 RBX: ff11000005f043c0 RCX: 1ff40000000b0dca
[   11.896989][  T268] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f0447c
[   11.897184][  T268] RBP: ff1100000f861000 R08: 1fe2200000be0891 R09: ff1100000e0d2e58
[   11.897389][  T268] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.897582][  T268] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.897778][  T268] FS:  00007f80881cb840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   11.898009][  T268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.898179][  T268] CR2: 0000000026531988 CR3: 000000000d63a003 CR4: 0000000000771ef0
[   11.898386][  T268] PKRU: 55555554
[   11.898484][  T268] Call Trace:
[   11.898582][  T268]  <TASK>
[   11.898650][  T268]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.898782][  T268]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.898884][  T268]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.899017][  T268]  __dev_notify_flags (net/core/dev.c:9787)
[   11.899150][  T268]  ? netif_change_name (net/core/dev.c:1495)
[   11.899290][  T268]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.899431][  T268]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.899561][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.899692][  T268]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.899828][  T268]  netif_change_flags (net/core/dev.c:9820)
[   11.899958][  T268]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.900090][  T268]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.900223][  T268]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.900363][  T268]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.900526][  T268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.900657][  T268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.900786][  T268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.900916][  T268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.901046][  T268]  ? __kernel_text_address (kernel/extable.c:79)
[   11.901178][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.901314][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.901455][  T268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.901589][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.901718][  T268]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.901847][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.901975][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.902104][  T268]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.902235][  T268]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.902377][  T268]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.902510][  T268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.902644][  T268]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.902778][  T268]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.902911][  T268]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.903044][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.903173][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.903307][  T268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.903444][  T268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.903573][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.903708][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.903837][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.903967][  T268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.904097][  T268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.904229][  T268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.904369][  T268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.904500][  T268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.904632][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.904762][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.904894][  T268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.905024][  T268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.905154][  T268]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.905288][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.905422][  T268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.905555][  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))
[   11.905685][  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))
[   11.905816][  T268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.905947][  T268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.906079][  T268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.906213][  T268]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.906353][  T268]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.906486][  T268]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.906620][  T268]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.906751][  T268]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.906882][  T268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.907043][  T268]  ? move_addr_to_kernel (net/socket.c:258)
[   11.907173][  T268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.907307][  T268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.907445][  T268]  ___sys_sendmsg (net/socket.c:2752)
[   11.907576][  T268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.907736][  T268]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.907878][  T268]  __sys_sendmsg (net/socket.c:2784)
[   11.908008][  T268]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.908138][  T268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.908307][  T268]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.908443][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.908576][  T268]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.908705][  T268]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.908835][  T268]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.908963][  T268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.909124][  T268] RIP: 0033:0x7f808840508e
[   11.909259][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.909728][  T268] RSP: 002b:00007ffcc5fe8750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.909926][  T268] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f808840508e
[   11.910120][  T268] RDX: 0000000000000000 RSI: 00007ffcc5fe8800 RDI: 0000000000000005
[   11.910316][  T268] RBP: 00007ffcc5fe8760 R08: 0000000000000000 R09: 0000000000000000
[   11.910517][  T268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e461
[   11.910711][  T268] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc5fe8ed0
| [   12.012487][  T271] ------------[ cut here ]------------
| [   12.012635][  T271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/271
| [   12.012857][  T271] Modules linked in: nft_compat nf_tables
| [   12.013250][  T271] Tainted: [W]=WARN
[   12.013359][  T271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.013519][  T271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.013684][  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
[   12.014135][  T271] RSP: 0018:ffa0000000666ff8 EFLAGS: 00010286
[   12.014301][  T271] RAX: 00000000ffffffa6 RBX: ff1100001024cc80 RCX: 1ff40000000ccdc5
[   12.014505][  T271] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001024cd3c
[   12.014695][  T271] RBP: ff1100000f8d4000 R08: 1fe22000020499a9 R09: ff1100000f962e58
[   12.014885][  T271] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.015075][  T271] R13: 0000000000000000 R14: ffa0000000667140 R15: ff1100000c212a50
[   12.015263][  T271] FS:  00007fa142764840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   12.015494][  T271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.015652][  T271] CR2: 000000000d3b9988 CR3: 000000000e0dd005 CR4: 0000000000771ef0
[   12.015843][  T271] PKRU: 55555554
[   12.015938][  T271] Call Trace:
[   12.016033][  T271]  <TASK>
[   12.016098][  T271]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   12.016227][  T271]  __dev_change_net_namespace (net/core/dev.c:12635)
[   12.016399][  T271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.016528][  T271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.016665][  T271]  ? default_device_exit_batch (net/core/dev.c:13091)
[   12.016823][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.016950][  T271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.017076][  T271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.017201][  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))
[   12.017332][  T271]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.017464][  T271]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   12.017592][  T271]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   12.017720][  T271]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.017849][  T271]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.018007][  T271]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.018136][  T271]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.018261][  T271]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.018450][  T271]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.018582][  T271]  ? __kernel_text_address (kernel/extable.c:79)
[   12.018709][  T271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.018873][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.018999][  T271]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.019123][  T271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.019248][  T271]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.019382][  T271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.019509][  T271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.019632][  T271]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.019759][  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)
[   12.019885][  T271]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.020010][  T271]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.020136][  T271]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.020260][  T271]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.020399][  T271]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.020529][  T271]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.020657][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.020781][  T271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.020907][  T271]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.021032][  T271]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.021156][  T271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.021288][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.021419][  T271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.021545][  T271]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.021671][  T271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.021797][  T271]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.021923][  T271]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.022047][  T271]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.022170][  T271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.022298][  T271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.022434][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.022558][  T271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.022683][  T271]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.022808][  T271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.022933][  T271]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.023061][  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))
[   12.023185][  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))
[   12.023316][  T271]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.023450][  T271]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.023576][  T271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.023702][  T271]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.023830][  T271]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.023957][  T271]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.024085][  T271]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.024211][  T271]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.024349][  T271]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.024506][  T271]  ? move_addr_to_kernel (net/socket.c:258)
[   12.024632][  T271]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.024757][  T271]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.024883][  T271]  ___sys_sendmsg (net/socket.c:2752)
[   12.025009][  T271]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.025165][  T271]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.025306][  T271]  __sys_sendmsg (net/socket.c:2784)
[   12.025444][  T271]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.025569][  T271]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.025727][  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)
[   12.025854][  T271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.025980][  T271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.026105][  T271]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.026230][  T271]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.026366][  T271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.026522][  T271] RIP: 0033:0x7fa14299e08e
[   12.026654][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.027105][  T271] RSP: 002b:00007fffd405c700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.027301][  T271] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa14299e08e
[   12.027495][  T271] RDX: 0000000000000000 RSI: 00007fffd405c7b0 RDI: 0000000000000005
[   12.027681][  T271] RBP: 00007fffd405c710 R08: 0000000000000000 R09: 0000000000000000
[   12.027873][  T271] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e461
[   12.028062][  T271] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd405ce70
| [   12.030563][  T271] ------------[ cut here ]------------
| [   12.030694][  T271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/271
| [   12.030910][  T271] Modules linked in: nft_compat nf_tables
| [   12.031304][  T271] Tainted: [W]=WARN
[   12.031566][  T271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.031728][  T271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.031894][  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
[   12.032409][  T271] RSP: 0018:ffa0000000666fc0 EFLAGS: 00010286
[   12.032623][  T271] RAX: 00000000ffffffa6 RBX: ff1100001024d1c0 RCX: 1ff40000000ccdbe
[   12.032813][  T271] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001024d27c
[   12.033002][  T271] RBP: ff1100000f8d4000 R08: 1fe2200002049a51 R09: ff1100000f962e58
[   12.033189][  T271] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.033437][  T271] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c212a50
[   12.033631][  T271] FS:  00007fa142764840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   12.033852][  T271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.034011][  T271] CR2: 000000000d3b9988 CR3: 000000000e0dd005 CR4: 0000000000771ef0
[   12.034202][  T271] PKRU: 55555554
[   12.034301][  T271] Call Trace:
[   12.034452][  T271]  <TASK>
[   12.034518][  T271]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.034646][  T271]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.034773][  T271]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.034871][  T271]  __dev_change_net_namespace (net/core/dev.c:12695)
[   12.035030][  T271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.035157][  T271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.035290][  T271]  ? default_device_exit_batch (net/core/dev.c:13091)
[   12.035503][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.035630][  T271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.035757][  T271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.035885][  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))
[   12.036014][  T271]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.036141][  T271]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   12.036270][  T271]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   12.036459][  T271]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.036588][  T271]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.036746][  T271]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.036873][  T271]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.037000][  T271]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.037126][  T271]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.037254][  T271]  ? __kernel_text_address (kernel/extable.c:79)
[   12.037440][  T271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.037568][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.037695][  T271]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.037822][  T271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.037949][  T271]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.038075][  T271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.038203][  T271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.038336][  T271]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.038519][  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)
[   12.038647][  T271]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.038774][  T271]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.038902][  T271]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.039029][  T271]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.039159][  T271]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.039296][  T271]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.039480][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.039606][  T271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.039733][  T271]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.039861][  T271]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.039988][  T271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.040119][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.040246][  T271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.040433][  T271]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.040561][  T271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.040690][  T271]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.040818][  T271]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.040946][  T271]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.041074][  T271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.041203][  T271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.041337][  T271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.041520][  T271]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.041649][  T271]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.041775][  T271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.041903][  T271]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.042034][  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))
[   12.042161][  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))
[   12.042294][  T271]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.042479][  T271]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.042607][  T271]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.042736][  T271]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.042865][  T271]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.042994][  T271]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.043122][  T271]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.043249][  T271]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.043436][  T271]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.043596][  T271]  ? move_addr_to_kernel (net/socket.c:258)
[   12.043724][  T271]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.043851][  T271]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.043979][  T271]  ___sys_sendmsg (net/socket.c:2752)
[   12.044107][  T271]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.044265][  T271]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.044463][  T271]  __sys_sendmsg (net/socket.c:2784)
[   12.044591][  T271]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.044718][  T271]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.044879][  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)
[   12.045006][  T271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.045135][  T271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.045263][  T271]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.045450][  T271]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.045579][  T271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.045736][  T271] RIP: 0033:0x7fa14299e08e
[   12.045868][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.046323][  T271] RSP: 002b:00007fffd405c700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.046572][  T271] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa14299e08e
[   12.046761][  T271] RDX: 0000000000000000 RSI: 00007fffd405c7b0 RDI: 0000000000000005
[   12.046951][  T271] RBP: 00007fffd405c710 R08: 0000000000000000 R09: 0000000000000000
[   12.047142][  T271] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e461
[   12.047338][  T271] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd405ce70
| [   12.071639][  T272] ------------[ cut here ]------------
| [   12.071785][  T272] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/272
| [   12.072017][  T272] Modules linked in: nft_compat nf_tables
| [   12.072909][  T272] Tainted: [W]=WARN
[   12.073009][  T272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.073171][  T272] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.073351][  T272] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.073817][  T272] RSP: 0018:ffa0000000597020 EFLAGS: 00010286
[   12.073979][  T272] RAX: 00000000ffffffa6 RBX: ff110000028fc040 RCX: 1ff40000000b2dca
[   12.074172][  T272] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fc0fc
[   12.074376][  T272] RBP: ff1100000f8d4000 R08: 1fe220000051f821 R09: ff1100000f960b58
[   12.074570][  T272] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.074764][  T272] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.074959][  T272] FS:  00007fdb8c81a840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   12.075186][  T272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.075358][  T272] CR2: 000000002fa2a988 CR3: 0000000011bf7002 CR4: 0000000000771ef0
[   12.075554][  T272] PKRU: 55555554
[   12.075650][  T272] Call Trace:
[   12.075748][  T272]  <TASK>
[   12.075815][  T272]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.075947][  T272]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.076045][  T272]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.076177][  T272]  __dev_notify_flags (net/core/dev.c:9787)
[   12.076312][  T272]  ? netif_change_name (net/core/dev.c:1495)
[   12.076450][  T272]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.076580][  T272]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.076709][  T272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.076839][  T272]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.076973][  T272]  netif_change_flags (net/core/dev.c:9820)
[   12.077103][  T272]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.077233][  T272]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.077378][  T272]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.077510][  T272]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.077672][  T272]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.077801][  T272]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.077931][  T272]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.078059][  T272]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.078189][  T272]  ? __kernel_text_address (kernel/extable.c:79)
[   12.078323][  T272]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.078458][  T272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.078586][  T272]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.078716][  T272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.078847][  T272]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.078976][  T272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.079105][  T272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.079234][  T272]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.079373][  T272]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.079504][  T272]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.079632][  T272]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.079763][  T272]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.079897][  T272]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.080030][  T272]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.080162][  T272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.080292][  T272]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.080426][  T272]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.080555][  T272]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.080683][  T272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.080815][  T272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.080945][  T272]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.081074][  T272]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.081203][  T272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.081337][  T272]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.081473][  T272]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.081603][  T272]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.081730][  T272]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.081859][  T272]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.081989][  T272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.082119][  T272]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.082249][  T272]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.082387][  T272]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.082515][  T272]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.082647][  T272]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.082774][  T272]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.082906][  T272]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.083035][  T272]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.083164][  T272]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.083297][  T272]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.083432][  T272]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.083562][  T272]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.083692][  T272]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.083822][  T272]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.083952][  T272]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.084114][  T272]  ? move_addr_to_kernel (net/socket.c:258)
[   12.084244][  T272]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.084382][  T272]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.084512][  T272]  ___sys_sendmsg (net/socket.c:2752)
[   12.084640][  T272]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.084801][  T272]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.084942][  T272]  __sys_sendmsg (net/socket.c:2784)
[   12.085072][  T272]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.085200][  T272]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.085374][  T272]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.085505][  T272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.085635][  T272]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.085765][  T272]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.085895][  T272]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.086024][  T272]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.086183][  T272] RIP: 0033:0x7fdb8ca5408e
[   12.086322][  T272] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.086786][  T272] RSP: 002b:00007ffdbae61660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.086981][  T272] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdb8ca5408e
[   12.087175][  T272] RDX: 0000000000000000 RSI: 00007ffdbae61710 RDI: 0000000000000005
[   12.087378][  T272] RBP: 00007ffdbae61670 R08: 0000000000000000 R09: 0000000000000000
[   12.087573][  T272] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e461
[   12.087766][  T272] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbae61de0
| [   12.097949][   T36] ------------[ cut here ]------------
| [   12.098079][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   12.098320][   T36] Modules linked in: nft_compat nf_tables
| [   12.098721][   T36] Tainted: [W]=WARN
[   12.098810][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.098961][   T36] Workqueue: events_unbound linkwatch_event
[   12.099116][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.099272][   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
[   12.099706][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   12.099859][   T36] RAX: 00000000ffffffa6 RBX: ff110000052ee580 RCX: 1ff4000000051f02
[   12.100040][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052ee63c
[   12.100216][   T36] RBP: ff1100000f8d4000 R08: 1fe2200000a5dcc9 R09: ff11000001d751a8
[   12.100452][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.100629][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.100809][   T36] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   12.101017][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.101166][   T36] CR2: 00007fdb8c8e7574 CR3: 0000000011bf7002 CR4: 0000000000771ef0
[   12.101386][   T36] PKRU: 55555554
[   12.101475][   T36] Call Trace:
[   12.101562][   T36]  <TASK>
[   12.101623][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.101741][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.101865][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.101957][   T36]  netif_state_change (net/core/dev.c:1605)
[   12.102080][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.102230][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.102367][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.102487][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.102609][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.102727][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   12.102846][   T36]  process_one_work (kernel/workqueue.c:3314)
[   12.102970][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.103087][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.103210][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.103336][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.103460][   T36]  kthread (kernel/kthread.c:436)
[   12.103550][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.103698][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.103817][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.103938][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.104085][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.104207][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.104332][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.105936][   T36] ------------[ cut here ]------------
| [   12.106058][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   12.106292][   T36] Modules linked in: nft_compat nf_tables
| [   12.106692][   T36] Tainted: [W]=WARN
[   12.106782][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.106930][   T36] Workqueue: events_unbound linkwatch_event
[   12.107083][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.107236][   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
[   12.107719][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   12.107870][   T36] RAX: 00000000ffffffa6 RBX: ff110000052ee200 RCX: 1ff4000000051f02
[   12.108046][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052ee2bc
[   12.108225][   T36] RBP: ff1100000f861000 R08: 1fe2200000a5dc59 R09: ff11000001d751a8
[   12.108466][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.108642][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.108820][   T36] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   12.109028][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.109180][   T36] CR2: 00007fdb8c8e7574 CR3: 0000000011bf7002 CR4: 0000000000771ef0
[   12.109386][   T36] PKRU: 55555554
[   12.109476][   T36] Call Trace:
[   12.109564][   T36]  <TASK>
[   12.109627][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.109747][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.109871][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.109965][   T36]  netif_state_change (net/core/dev.c:1605)
[   12.110085][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.110237][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.110366][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.110486][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.110608][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.110728][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   12.110850][   T36]  process_one_work (kernel/workqueue.c:3314)
[   12.110974][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.111095][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.111224][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.111358][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.111478][   T36]  kthread (kernel/kthread.c:436)
[   12.111567][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.111717][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.111836][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.111956][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.112104][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.112223][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.112355][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.230245][  T275] ------------[ cut here ]------------
| [   12.230854][  T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/275
| [   12.231097][  T275] Modules linked in: nft_compat nf_tables
| [   12.231579][  T275] Tainted: [W]=WARN
[   12.231683][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.231851][  T275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.232025][  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
[   12.232574][  T275] RSP: 0018:ffa00000005b6e90 EFLAGS: 00010286
[   12.232744][  T275] RAX: 00000000ffffffa6 RBX: ff110000103e4040 RCX: 1ff40000000b6d98
[   12.232945][  T275] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e40fc
[   12.233147][  T275] RBP: ff1100000f861000 R08: 1fe220000207c821 R09: ff1100000ec3ae58
[   12.233410][  T275] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   12.233613][  T275] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   12.233816][  T275] FS:  00007ffa240db840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   12.234052][  T275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.234223][  T275] CR2: 0000000022dc43b8 CR3: 000000000e2a1005 CR4: 0000000000771ef0
[   12.234556][  T275] PKRU: 55555554
[   12.234659][  T275] Call Trace:
[   12.234760][  T275]  <TASK>
[   12.234829][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.234964][  T275]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.235100][  T275]  notifier_call_chain (kernel/notifier.c:85)
[   12.235237][  T275]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   12.235507][  T275]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   12.235679][  T275]  veth_xdp_set (drivers/net/veth.c:1638)
[   12.235816][  T275]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   12.235950][  T275]  dev_xdp_install (net/core/dev.c:10348)
[   12.236085][  T275]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   12.236224][  T275]  dev_xdp_attach (net/core/dev.c:10504)
[   12.236421][  T275]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   12.236558][  T275]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   12.236692][  T275]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   12.236828][  T275]  dev_change_xdp_fd (net/core/dev.c:10759)
[   12.236964][  T275]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   12.237101][  T275]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.237236][  T275]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.237467][  T275]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.237603][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.237739][  T275]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.237873][  T275]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.238008][  T275]  ? __kernel_text_address (kernel/extable.c:79)
[   12.238144][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.238285][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.238476][  T275]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.238610][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.238744][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.238877][  T275]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.239014][  T275]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.239149][  T275]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.239290][  T275]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.239492][  T275]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.239626][  T275]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.239765][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.239903][  T275]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.240040][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.240174][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.240315][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.240518][  T275]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.240652][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.240791][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.240924][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.241058][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.241193][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.241334][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.241513][  T275]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.241647][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.241780][  T275]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.241915][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.242052][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.242187][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.242326][  T275]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.242467][  T275]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.242603][  T275]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.242741][  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))
[   12.242877][  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))
[   12.243014][  T275]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.243151][  T275]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.243291][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.243433][  T275]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.243570][  T275]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.243706][  T275]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.243843][  T275]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.243980][  T275]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.244115][  T275]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.244287][  T275]  ? move_addr_to_kernel (net/socket.c:258)
[   12.244427][  T275]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.244564][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.244702][  T275]  ___sys_sendmsg (net/socket.c:2752)
[   12.244837][  T275]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.245007][  T275]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.245154][  T275]  __sys_sendmsg (net/socket.c:2784)
[   12.245295][  T275]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.245436][  T275]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.245610][  T275]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.245744][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.245881][  T275]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.246018][  T275]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.246154][  T275]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.246292][  T275]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.246463][  T275] RIP: 0033:0x7ffa2431508e
[   12.246603][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.247082][  T275] RSP: 002b:00007ffe1b7c3d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.247291][  T275] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ffa2431508e
[   12.247500][  T275] RDX: 0000000000000000 RSI: 00007ffe1b7c3db0 RDI: 0000000000000005
[   12.247701][  T275] RBP: 00007ffe1b7c3d10 R08: 0000000000000000 R09: 0000000000000000
[   12.247902][  T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e461
[   12.248103][  T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1b7c4480
| [   12.255445][  T275] ------------[ cut here ]------------
| [   12.255623][  T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/275
| [   12.255894][  T275] Modules linked in: nft_compat nf_tables
| [   12.256401][  T275] Tainted: [W]=WARN
[   12.256550][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.256758][  T275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.256971][  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
[   12.257493][  T275] RSP: 0018:ffa00000005b70a0 EFLAGS: 00010286
[   12.257699][  T275] RAX: 00000000ffffffa6 RBX: ff110000103e4580 RCX: 1ff40000000b6dda
[   12.257933][  T275] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e463c
[   12.258171][  T275] RBP: ff1100000f8d4000 R08: 1fe220000207c8c9 R09: ff1100000ec3ae58
[   12.258443][  T275] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   12.258679][  T275] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a5e364
[   12.258916][  T275] FS:  00007ffa240db840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   12.259183][  T275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.259414][  T275] CR2: 0000561705c5dd5c CR3: 000000000e2a1005 CR4: 0000000000771ef0
[   12.259667][  T275] PKRU: 55555554
[   12.259809][  T275] Call Trace:
[   12.259950][  T275]  <TASK>
[   12.260062][  T275]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.260237][  T275]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.260429][  T275]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.260574][  T275]  netif_state_change (net/core/dev.c:1605)
[   12.260750][  T275]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.260971][  T275]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   12.261147][  T275]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   12.261330][  T275]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.261519][  T275]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.261726][  T275]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.261900][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.262074][  T275]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.262251][  T275]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.262449][  T275]  ? __kernel_text_address (kernel/extable.c:79)
[   12.262623][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.262801][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.262975][  T275]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.263148][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.263327][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.263518][  T275]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.263695][  T275]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.263868][  T275]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.264044][  T275]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.264222][  T275]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.264418][  T275]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.264597][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.264775][  T275]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.264955][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.265129][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.265313][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.265497][  T275]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.265668][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.265845][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.266019][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.266196][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.266390][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.266565][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.266739][  T275]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.266913][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.267086][  T275]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.267260][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.267457][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.267633][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.267811][  T275]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.267985][  T275]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.268159][  T275]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.268360][  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))
[   12.268536][  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))
[   12.268712][  T275]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.268889][  T275]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.269066][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.269241][  T275]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.269437][  T275]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.269612][  T275]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.269788][  T275]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.269963][  T275]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.270136][  T275]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.270363][  T275]  ? move_addr_to_kernel (net/socket.c:258)
[   12.270541][  T275]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.270717][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.270893][  T275]  ___sys_sendmsg (net/socket.c:2752)
[   12.271068][  T275]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.271274][  T275]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.271481][  T275]  __sys_sendmsg (net/socket.c:2784)
[   12.271658][  T275]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.271831][  T275]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.272040][  T275]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.272214][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.272412][  T275]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.272591][  T275]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.272765][  T275]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.272940][  T275]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.273150][  T275] RIP: 0033:0x7ffa2431508e
[   12.273338][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.273851][  T275] RSP: 002b:00007ffe1b7c3d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.274092][  T275] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ffa2431508e
[   12.274344][  T275] RDX: 0000000000000000 RSI: 00007ffe1b7c3db0 RDI: 0000000000000005
[   12.274592][  T275] RBP: 00007ffe1b7c3d10 R08: 0000000000000000 R09: 0000000000000000
[   12.274829][  T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e461
[   12.275069][  T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1b7c4480
| [   12.325311][  T278] ------------[ cut here ]------------
| [   12.325624][  T278] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/278
| [   12.325950][  T278] Modules linked in: nft_compat nf_tables
| [   12.326418][  T278] Tainted: [W]=WARN
[   12.326519][  T278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.326690][  T278] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.326863][  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
[   12.327355][  T278] RSP: 0018:ffa00000005c74e8 EFLAGS: 00010286
[   12.327523][  T278] RAX: 00000000ffffffa6 RBX: ff110000103e5a80 RCX: 1ff40000000b8e63
[   12.327720][  T278] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e5b3c
[   12.327920][  T278] RBP: ff1100000f8d4000 R08: 1fe220000207cb69 R09: ff1100000efcae80
[   12.328118][  T278] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.328324][  T278] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   12.328530][  T278] FS:  00007f0d82503100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   12.328764][  T278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.328933][  T278] CR2: 00000000004d6034 CR3: 0000000014a43002 CR4: 0000000000771ef0
[   12.329132][  T278] PKRU: 55555554
[   12.329232][  T278] Call Trace:
[   12.329338][  T278]  <TASK>
[   12.329412][  T278]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.329546][  T278]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.329680][  T278]  notifier_call_chain (kernel/notifier.c:85)
[   12.329818][  T278]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   12.329952][  T278]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   12.330088][  T278]  ethnl_set_features (net/ethtool/features.c:288)
[   12.330224][  T278]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.330369][  T278]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   12.330507][  T278]  ? __nla_validate_parse (lib/nlattr.c:635)
[   12.330642][  T278]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   12.330813][  T278]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   12.330948][  T278]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   12.331120][  T278]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.331255][  T278]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.331399][  T278]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.331534][  T278]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   12.331670][  T278]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   12.331834][  T278]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.332000][  T278]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   12.332134][  T278]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.332270][  T278]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   12.332512][  T278]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.332644][  T278]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   12.332778][  T278]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.332913][  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))
[   12.333045][  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))
[   12.333178][  T278]  genl_rcv (net/netlink/genetlink.c:1218)
[   12.333279][  T278]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.333532][  T278]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.333665][  T278]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.333800][  T278]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.333934][  T278]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.334068][  T278]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.334201][  T278]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.334338][  T278]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   12.334571][  T278]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   12.334715][  T278]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   12.334847][  T278]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.335015][  T278]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.335148][  T278]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.335285][  T278]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.335503][  T278]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.335635][  T278]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.335767][  T278]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.335929][  T278] RIP: 0033:0x7f0d8257408e
[   12.336068][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.336640][  T278] RSP: 002b:00007ffd76f4f760 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   12.336840][  T278] RAX: ffffffffffffffda RBX: 0000000039c99010 RCX: 00007f0d8257408e
[   12.337038][  T278] RDX: 0000000000000048 RSI: 0000000039c99120 RDI: 0000000000000005
[   12.337236][  T278] RBP: 00007ffd76f4f770 R08: 00007f0d82702980 R09: 000000000000000c
[   12.337530][  T278] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000039c990b0
[   12.337728][  T278] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   12.383157][  T279] ------------[ cut here ]------------
| [   12.383317][  T279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/279
| [   12.384545][  T279] Modules linked in: nft_compat nf_tables
| [   12.384967][  T279] Tainted: [W]=WARN
[   12.385075][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.385242][  T279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.385540][  T279] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.386016][  T279] RSP: 0018:ffa00000005e74e8 EFLAGS: 00010286
[   12.386185][  T279] RAX: 00000000ffffffa6 RBX: ff1100000b429e00 RCX: 1ff40000000bce63
[   12.386507][  T279] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b429ebc
[   12.386708][  T279] RBP: ff1100000f8d4000 R08: 1fe22000016853d9 R09: ff1100000f895180
[   12.386905][  T279] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.387105][  T279] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   12.387313][  T279] FS:  00007f68b3961100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   12.387658][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.387825][  T279] CR2: 00000000004d6034 CR3: 0000000011bea006 CR4: 0000000000771ef0
[   12.388025][  T279] PKRU: 55555554
[   12.388126][  T279] Call Trace:
[   12.388227][  T279]  <TASK>
[   12.388299][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.388548][  T279]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.388684][  T279]  notifier_call_chain (kernel/notifier.c:85)
[   12.388820][  T279]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   12.388955][  T279]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   12.389090][  T279]  ethnl_set_features (net/ethtool/features.c:288)
[   12.389227][  T279]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.389472][  T279]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   12.389610][  T279]  ? __nla_validate_parse (lib/nlattr.c:635)
[   12.389745][  T279]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   12.389914][  T279]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   12.390049][  T279]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   12.390218][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.390464][  T279]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.390598][  T279]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.390733][  T279]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   12.390867][  T279]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   12.391032][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.391196][  T279]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   12.391337][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.391582][  T279]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   12.391717][  T279]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.391850][  T279]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   12.391984][  T279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.392121][  T279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.392254][  T279]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.392506][  T279]  genl_rcv (net/netlink/genetlink.c:1218)
[   12.392609][  T279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.392744][  T279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.392877][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.393013][  T279]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.393148][  T279]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.393290][  T279]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.393491][  T279]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.393627][  T279]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   12.393761][  T279]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   12.393906][  T279]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   12.394040][  T279]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.394206][  T279]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.394399][  T279]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.394533][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.394667][  T279]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.394800][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.394934][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.395102][  T279] RIP: 0033:0x7f68b39d208e
[   12.395242][  T279] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.395839][  T279] RSP: 002b:00007ffeb4f2c2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   12.396093][  T279] RAX: ffffffffffffffda RBX: 0000000004c5d010 RCX: 00007f68b39d208e
[   12.396318][  T279] RDX: 000000000000004c RSI: 0000000004c5d120 RDI: 0000000000000005
[   12.396634][  T279] RBP: 00007ffeb4f2c2c0 R08: 00007f68b3b60980 R09: 000000000000000c
[   12.396835][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000004c5d0b0
[   12.397034][  T279] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   12.829596][   T12] ------------[ cut here ]------------
| [   12.829751][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   12.829989][   T12] Modules linked in: nft_compat nf_tables
| [   12.830413][   T12] Tainted: [W]=WARN
[   12.830501][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.830648][   T12] Workqueue: netns cleanup_net
[   12.830775][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.830927][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.831356][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   12.831583][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b428580 RCX: 1ff4000000018eed
[   12.831773][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b42863c
[   12.831954][   T12] RBP: ff1100000e99c000 R08: 1fe22000016850c9 R09: ff11000001aed1d0
[   12.832133][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   12.832316][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.832511][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   12.832726][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.832874][   T12] CR2: 000056173b2548b8 CR3: 0000000011807002 CR4: 0000000000771ef0
[   12.833050][   T12] PKRU: 55555554
[   12.833140][   T12] Call Trace:
[   12.833229][   T12]  <TASK>
[   12.833299][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.833467][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.833611][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   12.833731][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.833851][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.833966][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.834085][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.834207][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   12.834333][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.834460][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.834580][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.834698][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.834815][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.834934][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.835051][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.835173][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.835297][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.835421][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.835544][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.835663][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.835780][   T12]  kthread (kernel/kthread.c:436)
[   12.835869][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.836014][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.836131][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.836249][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.836453][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.836570][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.836688][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.839116][   T12] ------------[ cut here ]------------
| [   12.839246][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   12.839546][   T12] Modules linked in: nft_compat nf_tables
| [   12.839953][   T12] Tainted: [W]=WARN
[   12.840050][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.840197][   T12] Workqueue: netns cleanup_net
[   12.840325][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.840488][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.840905][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   12.841054][   T12] RAX: 00000000ffffffa6 RBX: ff1100000518a040 RCX: 1ff4000000018eed
[   12.841228][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000518a0fc
[   12.841412][   T12] RBP: ff1100000eee9000 R08: 1fe2200000a31421 R09: ff11000001aed1d0
[   12.841586][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   12.841760][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.841940][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   12.842152][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.842308][   T12] CR2: 000056173b2548b8 CR3: 0000000011807002 CR4: 0000000000771ef0
[   12.842490][   T12] PKRU: 55555554
[   12.842578][   T12] Call Trace:
[   12.842667][   T12]  <TASK>
[   12.842730][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.842882][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.843038][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   12.843156][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.843276][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.843406][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.843525][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.843647][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   12.843766][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.843883][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.844002][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.844120][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.844235][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.844358][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.844478][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.844602][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.844723][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.844840][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.844963][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.845085][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.845200][   T12]  kthread (kernel/kthread.c:436)
[   12.845293][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.845442][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.845559][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.845677][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.845824][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.845942][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.846060][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.849685][   T12] ------------[ cut here ]------------
| [   12.849821][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   12.850058][   T12] Modules linked in: nft_compat nf_tables
| [   12.850467][   T12] Tainted: [W]=WARN
[   12.850558][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.850780][   T12] Workqueue: netns cleanup_net
[   12.850922][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.851078][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.851538][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   12.851695][   T12] RAX: 00000000ffffffa6 RBX: ff1100000518a740 RCX: 1ff4000000018eed
[   12.851869][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000518a7fc
[   12.852042][   T12] RBP: ff1100000e9f9000 R08: 1fe2200000a31501 R09: ff11000001aed1d0
[   12.852214][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   12.852402][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.852579][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   12.852784][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.852933][   T12] CR2: 000056173b2548b8 CR3: 0000000011807002 CR4: 0000000000771ef0
[   12.853117][   T12] PKRU: 55555554
[   12.853206][   T12] Call Trace:
[   12.853296][   T12]  <TASK>
[   12.853361][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.853515][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.853658][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   12.853776][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.853893][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.854009][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.854127][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.854245][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   12.854375][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.854491][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.854612][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.854729][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.854846][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.854965][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.855081][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.855198][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.855322][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.855552][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.855672][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.855792][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.855908][   T12]  kthread (kernel/kthread.c:436)
[   12.855999][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.856145][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.856267][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.856483][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.856629][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.856746][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.856865][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.859646][   T12] ------------[ cut here ]------------
| [   12.859776][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   12.860025][   T12] Modules linked in: nft_compat nf_tables
| [   12.860861][   T12] Tainted: [W]=WARN
[   12.860949][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.861097][   T12] Workqueue: netns cleanup_net
[   12.861220][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.861457][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.861874][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   12.862021][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c493700 RCX: 1ff4000000018eed
[   12.862196][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4937bc
[   12.862556][   T12] RBP: ff11000007964000 R08: 1fe22000018926f9 R09: ff11000001aed1d0
[   12.862732][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.862904][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.863176][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   12.863471][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.863619][   T12] CR2: 00007f09e933c668 CR3: 000000000f727001 CR4: 0000000000771ef0
[   12.863795][   T12] PKRU: 55555554
[   12.863884][   T12] Call Trace:
[   12.863973][   T12]  <TASK>
[   12.864038][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.864200][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.864385][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   12.864503][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.864623][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.864740][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.864859][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.864981][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   12.865101][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.865216][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.865480][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.865599][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.865716][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.865833][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.865949][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.866070][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.866194][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.866320][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.866445][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.866567][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.866686][   T12]  kthread (kernel/kthread.c:436)
[   12.866775][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.866919][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.867040][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.867162][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.867316][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.867440][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.867559][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.869552][   T12] ------------[ cut here ]------------
| [   12.869670][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   12.869901][   T12] Modules linked in: nft_compat nf_tables
| [   12.870728][   T12] Tainted: [W]=WARN
[   12.870819][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.870972][   T12] Workqueue: netns cleanup_net
[   12.871095][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.871246][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.871675][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   12.871822][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c492900 RCX: 1ff4000000018eed
[   12.872001][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4929bc
[   12.872175][   T12] RBP: ff1100000f644000 R08: 1fe2200001892539 R09: ff11000001aed1d0
[   12.872366][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.872539][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.872715][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   12.872919][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.873064][   T12] CR2: 00007f09e933c668 CR3: 000000000f727001 CR4: 0000000000771ef0
[   12.873241][   T12] PKRU: 55555554
[   12.873334][   T12] Call Trace:
[   12.873427][   T12]  <TASK>
[   12.873488][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.873639][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.873785][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   12.873904][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.874028][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.874146][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.874263][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.874393][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   12.874511][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.874626][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.874746][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.874864][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.874981][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.875104][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.875221][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.875353][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.875477][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.875593][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.875715][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.875837][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.875957][   T12]  kthread (kernel/kthread.c:436)
[   12.876046][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.876191][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.876315][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.876438][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.876584][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.876700][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.876818][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.892801][   T12] ------------[ cut here ]------------
| [   12.892942][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   12.893198][   T12] Modules linked in: nft_compat nf_tables
| [   12.893630][   T12] Tainted: [W]=WARN
[   12.893725][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.893883][   T12] Workqueue: netns cleanup_net
[   12.894015][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.894176][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.894691][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   12.894851][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c493c40 RCX: 1ff4000000018eaf
[   12.895038][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c493cfc
[   12.895224][   T12] RBP: ff1100000f861000 R08: 1fe22000018927a1 R09: ff11000001aed1d0
[   12.895466][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   12.895665][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8d4000
[   12.895859][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   12.896083][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.896240][   T12] CR2: 00007f09e933c668 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   12.896496][   T12] PKRU: 55555554
[   12.896591][   T12] Call Trace:
[   12.896686][   T12]  <TASK>
[   12.896806][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.896936][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.897035][   T12]  netif_close_many (net/core/dev.c:1804)
[   12.897164][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.897294][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.897473][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.897600][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   12.897728][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   12.897880][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   12.898039][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.898168][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.898327][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.898504][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.898630][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   12.898789][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   12.898918][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.899048][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.899175][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.899307][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   12.899486][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.899615][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.899746][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.899876][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.900004][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.900129][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.900257][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.900440][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.900568][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.900699][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.900828][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.900962][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.901098][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.901224][   T12]  kthread (kernel/kthread.c:436)
[   12.901324][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.901531][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.901656][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.901782][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.901939][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.902066][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.902190][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.905029][   T12] ------------[ cut here ]------------
| [   12.905182][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   12.905449][   T12] Modules linked in: nft_compat nf_tables
| [   12.905866][   T12] Tainted: [W]=WARN
[   12.905961][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.906118][   T12] Workqueue: netns cleanup_net
[   12.906248][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.906421][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.906863][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   12.907021][   T12] RAX: 00000000ffffffa6 RBX: ff110000020dda80 RCX: 1ff4000000018eaf
[   12.907206][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020ddb3c
[   12.907411][   T12] RBP: ff1100000f8d4000 R08: 1fe220000041bb69 R09: ff11000001aed1d0
[   12.907596][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   12.907783][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000589c000
[   12.907968][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   12.908186][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.908354][   T12] CR2: 000056173b2548b8 CR3: 0000000011807002 CR4: 0000000000771ef0
[   12.908543][   T12] PKRU: 55555554
[   12.908638][   T12] Call Trace:
[   12.908731][   T12]  <TASK>
[   12.908797][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.908922][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.909048][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.909142][   T12]  netif_close_many (net/core/dev.c:1804)
[   12.909266][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.909400][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.909531][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.909655][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   12.909779][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   12.909935][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   12.910092][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.910217][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.910383][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.910510][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.910636][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   12.910792][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   12.910918][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.911044][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.911169][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.911299][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   12.911441][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.911566][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.911691][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.911839][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.911963][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.912086][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.912225][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.912408][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.912536][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.912664][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.912788][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.912917][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.913049][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.913175][   T12]  kthread (kernel/kthread.c:436)
[   12.913269][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.913487][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.913614][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.913740][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.913899][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.914024][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.914151][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.916629][   T12] ------------[ cut here ]------------
| [   12.916802][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   12.917094][   T12] Modules linked in: nft_compat nf_tables
| [   12.917635][   T12] Tainted: [W]=WARN
[   12.917774][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.917976][   T12] Workqueue: netns cleanup_net
[   12.918155][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.918390][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.918881][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   12.919088][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d401000 RCX: 1ff4000000018eaf
[   12.919328][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4010bc
[   12.919581][   T12] RBP: ff1100000589c000 R08: 1fe2200001a80219 R09: ff11000001aed1d0
[   12.919815][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   12.920050][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   12.920288][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   12.920573][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.920775][   T12] CR2: 0000561705c5dd5c CR3: 0000000004b59005 CR4: 0000000000771ef0
[   12.921008][   T12] PKRU: 55555554
[   12.921148][   T12] Call Trace:
[   12.921292][   T12]  <TASK>
[   12.921418][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.921594][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.921766][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.921908][   T12]  netif_close_many (net/core/dev.c:1804)
[   12.922079][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.922249][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.922439][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.922612][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   12.922783][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   12.922989][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   12.923194][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.923421][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.923627][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.923798][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.923969][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   12.924172][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   12.924371][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.924544][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.924717][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.924891][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   12.925064][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.925237][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.925424][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.925602][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.925775][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.925947][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.926119][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.926296][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.926490][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.926677][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.926848][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.927026][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.927201][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.927428][   T12]  kthread (kernel/kthread.c:436)
[   12.927616][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.927824][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.927995][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.928168][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.928396][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.928568][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.928739][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.931725][   T12] ------------[ cut here ]------------
| [   12.931914][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   12.932256][   T12] Modules linked in: nft_compat nf_tables
| [   12.933089][   T12] Tainted: [W]=WARN
[   12.933274][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.933561][   T12] Workqueue: netns cleanup_net
[   12.933810][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.934090][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.934668][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   12.934865][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a256040 RCX: 1ff4000000018ed5
[   12.935085][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2560fc
[   12.935313][   T12] RBP: ff1100000f861000 R08: 1fe220000144ac21 R09: ff11000001aed1d0
[   12.935551][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.935773][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.935998][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   12.936252][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.936462][   T12] CR2: 0000561705c5dd5c CR3: 0000000004b59005 CR4: 0000000000771ef0
[   12.936690][   T12] PKRU: 55555554
[   12.936825][   T12] Call Trace:
[   12.936962][   T12]  <TASK>
[   12.937070][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.937270][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.937481][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.937648][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.937812][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   12.938018][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.938187][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.938372][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.938538][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   12.938706][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.938875][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.939040][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.939213][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.939417][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.939582][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.939749][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.939915][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.940083][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.940252][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.940436][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.940606][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.940778][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.940943][   T12]  kthread (kernel/kthread.c:436)
[   12.941079][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.941273][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.941462][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.941630][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.941828][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.941997][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.942165][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.952963][   T12] ------------[ cut here ]------------
| [   12.953129][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   12.953637][   T12] Modules linked in: nft_compat nf_tables
| [   12.954136][   T12] Tainted: [W]=WARN
[   12.954270][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.954496][   T12] Workqueue: netns cleanup_net
[   12.954666][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.954864][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.955336][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   12.955545][   T12] RAX: 00000000ffffffa6 RBX: ff1100000518b8c0 RCX: 1ff4000000018ed5
[   12.955764][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000518b97c
[   12.955984][   T12] RBP: ff1100000f8d4000 R08: 1fe2200000a31731 R09: ff11000001aed1d0
[   12.956210][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.956450][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.956680][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   12.956932][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.957127][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   12.957371][   T12] PKRU: 55555554
[   12.957506][   T12] Call Trace:
[   12.957639][   T12]  <TASK>
[   12.957746][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.957945][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.958138][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.958312][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.958491][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   12.958690][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.958856][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.959022][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.959187][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   12.959373][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.959591][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.959822][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.960065][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.960310][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.960560][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.960795][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.961008][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.961176][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.961369][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.961538][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.961709][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.961881][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.962047][   T12]  kthread (kernel/kthread.c:436)
[   12.962182][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.962394][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.962560][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.962729][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.962923][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.963087][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.963252][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.966122][   T12] ------------[ cut here ]------------
| [   12.966281][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   12.966696][   T12] Modules linked in: nft_compat nf_tables
| [   12.967194][   T12] Tainted: [W]=WARN
[   12.967343][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.967548][   T12] Workqueue: netns cleanup_net
[   12.967720][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.967920][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.968421][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   12.968616][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c4711c0 RCX: 1ff4000000018ed5
[   12.968839][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c47127c
[   12.969061][   T12] RBP: ff1100000589c000 R08: 1fe220000188e251 R09: ff11000001aed1d0
[   12.969304][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.969540][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.969763][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   12.970017][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.970225][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   12.970474][   T12] PKRU: 55555554
[   12.970609][   T12] Call Trace:
[   12.970744][   T12]  <TASK>
[   12.970852][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.971052][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.971246][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.971434][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.971614][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   12.971811][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.971978][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.972145][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.972316][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   12.972496][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.972663][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   12.972839][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.973007][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.973174][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.973360][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.973527][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.973690][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.973857][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.974027][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.974204][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.974397][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.974568][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.974732][   T12]  kthread (kernel/kthread.c:436)
[   12.974867][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.975062][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.975227][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.975424][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.975619][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.975785][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.975951][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.984641][  T299] ------------[ cut here ]------------
| [   12.984790][  T299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/299
| [   12.985019][  T299] Modules linked in: nft_compat nf_tables
| [   12.985477][  T299] Tainted: [W]=WARN
[   12.985576][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.985739][  T299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.985908][  T299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.986381][  T299] RSP: 0018:ffa0000000757a80 EFLAGS: 00010286
[   12.986549][  T299] RAX: 00000000ffffffa6 RBX: ff1100000ceb4900 RCX: 1ff40000000eaf16
[   12.986742][  T299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ceb49bc
[   12.986935][  T299] RBP: ff1100000f631000 R08: 1fe22000019d6939 R09: ff1100000e2e8b80
[   12.987131][  T299] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.987330][  T299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f631000
[   12.987532][  T299] FS:  00007f05f4bbd840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   12.987762][  T299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.987925][  T299] CR2: 00007f05f4dbec20 CR3: 000000000d57d002 CR4: 0000000000771ef0
[   12.988123][  T299] PKRU: 55555554
[   12.988221][  T299] Call Trace:
[   12.988364][  T299]  <TASK>
[   12.988432][  T299]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.988569][  T299]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.988700][  T299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.988800][  T299]  register_netdevice (net/core/dev.c:11488)
[   12.988933][  T299]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   12.989095][  T299]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   12.989227][  T299]  register_netdev (net/core/dev.c:11552)
[   12.989366][  T299]  loopback_net_init (drivers/net/loopback.c:218)
[   12.989498][  T299]  ops_init (net/core/net_namespace.c:137)
[   12.989598][  T299]  setup_net (net/core/net_namespace.c:446)
[   12.989697][  T299]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   12.989826][  T299]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   12.989959][  T299]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   12.990091][  T299]  copy_net_ns (net/core/net_namespace.c:579)
[   12.990224][  T299]  create_new_namespaces (kernel/nsproxy.c:132)
[   12.990369][  T299]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   12.990500][  T299]  ksys_unshare (kernel/fork.c:3243)
[   12.990630][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   12.990763][  T299]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   12.990894][  T299]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   12.991027][  T299]  ? __ia32_sys_open (fs/open.c:1374)
[   12.991160][  T299]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   12.991298][  T299]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   12.991435][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.991565][  T299]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.991695][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.991827][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.991991][  T299] RIP: 0033:0x7f05f4e7fbcb
[   12.992131][  T299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   12.992610][  T299] RSP: 002b:00007ffcf0d47c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   12.992813][  T299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05f4e7fbcb
[   12.993011][  T299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   12.993207][  T299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   12.993414][  T299] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf0d49e40
[   12.993610][  T299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf0d4a889
| [   13.010835][  T299] ------------[ cut here ]------------
| [   13.010975][  T299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/299
| [   13.011204][  T299] Modules linked in: nft_compat nf_tables
| [   13.011623][  T299] Tainted: [W]=WARN
[   13.011724][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.011890][  T299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.012061][  T299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.012532][  T299] RSP: 0018:ffa0000000757918 EFLAGS: 00010286
[   13.012698][  T299] RAX: 00000000ffffffa6 RBX: ff11000004d45540 RCX: 1ff40000000eaee9
[   13.012896][  T299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d455fc
[   13.013091][  T299] RBP: ff1100000d7cc000 R08: 1fe22000009a8ac1 R09: ff1100000e2e8b80
[   13.013289][  T299] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.013487][  T299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d7cc000
[   13.013683][  T299] FS:  00007f05f4bbd840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.013909][  T299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.014072][  T299] CR2: 00007f05f4dbec20 CR3: 000000000d57d002 CR4: 0000000000771ef0
[   13.014269][  T299] PKRU: 55555554
[   13.014378][  T299] Call Trace:
[   13.014475][  T299]  <TASK>
[   13.014541][  T299]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.014672][  T299]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.014803][  T299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.014904][  T299]  register_netdevice (net/core/dev.c:11488)
[   13.015037][  T299]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.015199][  T299]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.015332][  T299]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   13.015467][  T299]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   13.015596][  T299]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   13.015727][  T299]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   13.015858][  T299]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   13.015990][  T299]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   13.016121][  T299]  ops_init (net/core/net_namespace.c:137)
[   13.016220][  T299]  setup_net (net/core/net_namespace.c:446)
[   13.016325][  T299]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.016506][  T299]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.016639][  T299]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.016773][  T299]  copy_net_ns (net/core/net_namespace.c:579)
[   13.016905][  T299]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.017038][  T299]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.017167][  T299]  ksys_unshare (kernel/fork.c:3243)
[   13.017299][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.017436][  T299]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.017566][  T299]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.017695][  T299]  ? __ia32_sys_open (fs/open.c:1374)
[   13.017826][  T299]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.017955][  T299]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.018085][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.018214][  T299]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.018354][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.018486][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.018647][  T299] RIP: 0033:0x7f05f4e7fbcb
[   13.018784][  T299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.019247][  T299] RSP: 002b:00007ffcf0d47c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.019453][  T299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05f4e7fbcb
[   13.019647][  T299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.019839][  T299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.020031][  T299] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf0d49e40
[   13.020225][  T299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf0d4a889
| [   13.024040][  T299] ------------[ cut here ]------------
| [   13.024178][  T299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/299
| [   13.024910][  T299] Modules linked in: nft_compat nf_tables
| [   13.025316][  T299] Tainted: [W]=WARN
[   13.025476][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.025639][  T299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.025809][  T299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.026277][  T299] RSP: 0018:ffa00000007578f8 EFLAGS: 00010286
[   13.026504][  T299] RAX: 00000000ffffffa6 RBX: ff11000002421a80 RCX: 1ff40000000eaee5
[   13.026700][  T299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002421b3c
[   13.026897][  T299] RBP: ff1100000ee6c000 R08: 1fe2200000484369 R09: ff1100000e2e8b80
[   13.027094][  T299] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.027297][  T299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee6c000
[   13.027556][  T299] FS:  00007f05f4bbd840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.027786][  T299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.027949][  T299] CR2: 00007f05f4dbec20 CR3: 000000000d57d002 CR4: 0000000000771ef0
[   13.028155][  T299] PKRU: 55555554
[   13.028255][  T299] Call Trace:
[   13.028414][  T299]  <TASK>
[   13.028483][  T299]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.028614][  T299]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.028746][  T299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.028846][  T299]  register_netdevice (net/core/dev.c:11488)
[   13.028977][  T299]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.029141][  T299]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.029274][  T299]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   13.029470][  T299]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   13.029601][  T299]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   13.029731][  T299]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   13.029865][  T299]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   13.029998][  T299]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   13.030129][  T299]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.030261][  T299]  vti_init_net (net/ipv4/ip_vti.c:517)
[   13.030450][  T299]  ops_init (net/core/net_namespace.c:137)
[   13.030550][  T299]  setup_net (net/core/net_namespace.c:446)
[   13.030649][  T299]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.030781][  T299]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.030911][  T299]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.031044][  T299]  copy_net_ns (net/core/net_namespace.c:579)
[   13.031175][  T299]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.031314][  T299]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.031501][  T299]  ksys_unshare (kernel/fork.c:3243)
[   13.031631][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.031764][  T299]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.031894][  T299]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.032024][  T299]  ? __ia32_sys_open (fs/open.c:1374)
[   13.032158][  T299]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.032292][  T299]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.032479][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.032610][  T299]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.032739][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.032872][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.033033][  T299] RIP: 0033:0x7f05f4e7fbcb
[   13.033170][  T299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.033662][  T299] RSP: 002b:00007ffcf0d47c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.033862][  T299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05f4e7fbcb
[   13.034058][  T299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.034255][  T299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.034461][  T299] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf0d49e40
[   13.034661][  T299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf0d4a889
| [   13.039482][  T299] ------------[ cut here ]------------
| [   13.039622][  T299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/299
| [   13.039847][  T299] Modules linked in: nft_compat nf_tables
| [   13.040248][  T299] Tainted: [W]=WARN
[   13.040357][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.040522][  T299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.040691][  T299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.041154][  T299] RSP: 0018:ffa0000000757a78 EFLAGS: 00010286
[   13.041326][  T299] RAX: 00000000ffffffa6 RBX: ff1100000ceb5380 RCX: 1ff40000000eaf15
[   13.041523][  T299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ceb543c
[   13.041715][  T299] RBP: ff1100000a3b9000 R08: 1fe22000019d6a89 R09: ff1100000e2e8b80
[   13.041908][  T299] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.042101][  T299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3b9000
[   13.042300][  T299] FS:  00007f05f4bbd840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.042531][  T299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.042694][  T299] CR2: 00007f05f4dbec20 CR3: 000000000d57d002 CR4: 0000000000771ef0
[   13.042889][  T299] PKRU: 55555554
[   13.042988][  T299] Call Trace:
[   13.043084][  T299]  <TASK>
[   13.043151][  T299]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.043280][  T299]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.043420][  T299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.043519][  T299]  register_netdevice (net/core/dev.c:11488)
[   13.043649][  T299]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.043810][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.043946][  T299]  register_netdev (net/core/dev.c:11552)
[   13.044078][  T299]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   13.044209][  T299]  ops_init (net/core/net_namespace.c:137)
[   13.044318][  T299]  setup_net (net/core/net_namespace.c:446)
[   13.044421][  T299]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.044550][  T299]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.044680][  T299]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.044813][  T299]  copy_net_ns (net/core/net_namespace.c:579)
[   13.044943][  T299]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.045076][  T299]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.045206][  T299]  ksys_unshare (kernel/fork.c:3243)
[   13.045348][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.045478][  T299]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.045607][  T299]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.045740][  T299]  ? __ia32_sys_open (fs/open.c:1374)
[   13.045870][  T299]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.046000][  T299]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.046129][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.046258][  T299]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.046454][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.046640][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.046803][  T299] RIP: 0033:0x7f05f4e7fbcb
[   13.046941][  T299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.047469][  T299] RSP: 002b:00007ffcf0d47c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.047663][  T299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05f4e7fbcb
[   13.047860][  T299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.048053][  T299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.048247][  T299] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf0d49e40
[   13.048501][  T299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf0d4a889
| [   13.053159][  T299] ------------[ cut here ]------------
| [   13.053311][  T299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/299
| [   13.053550][  T299] Modules linked in: nft_compat nf_tables
| [   13.053950][  T299] Tainted: [W]=WARN
[   13.054049][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.054210][  T299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.054402][  T299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.054867][  T299] RSP: 0018:ffa0000000757a68 EFLAGS: 00010286
[   13.055032][  T299] RAX: 00000000ffffffa6 RBX: ff11000005090740 RCX: 1ff40000000eaf13
[   13.055225][  T299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000050907fc
[   13.055435][  T299] RBP: ff110000059f4000 R08: 1fe2200000a12101 R09: ff1100000e2e8b80
[   13.055630][  T299] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.055823][  T299] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000059f4000
[   13.056020][  T299] FS:  00007f05f4bbd840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.056249][  T299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.056421][  T299] CR2: 00007f09e933c668 CR3: 000000000d57d003 CR4: 0000000000771ef0
[   13.056616][  T299] PKRU: 55555554
[   13.056713][  T299] Call Trace:
[   13.056809][  T299]  <TASK>
[   13.056876][  T299]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.057006][  T299]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.057137][  T299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.057236][  T299]  register_netdevice (net/core/dev.c:11488)
[   13.057378][  T299]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.057543][  T299]  register_netdev (net/core/dev.c:11552)
[   13.057672][  T299]  sit_init_net (net/ipv6/sit.c:1860)
[   13.057803][  T299]  ops_init (net/core/net_namespace.c:137)
[   13.057902][  T299]  setup_net (net/core/net_namespace.c:446)
[   13.058002][  T299]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.058132][  T299]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.058263][  T299]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.058405][  T299]  copy_net_ns (net/core/net_namespace.c:579)
[   13.058536][  T299]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.058668][  T299]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.058798][  T299]  ksys_unshare (kernel/fork.c:3243)
[   13.058929][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.059057][  T299]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.059187][  T299]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.059322][  T299]  ? __ia32_sys_open (fs/open.c:1374)
[   13.059457][  T299]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.059586][  T299]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.059714][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.059843][  T299]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.059974][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.060105][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.060266][  T299] RIP: 0033:0x7f05f4e7fbcb
[   13.060413][  T299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.060878][  T299] RSP: 002b:00007ffcf0d47c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.061075][  T299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05f4e7fbcb
[   13.061269][  T299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.061475][  T299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.061669][  T299] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf0d49e40
[   13.061861][  T299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf0d4a889
| [   13.066508][  T299] ------------[ cut here ]------------
| [   13.066645][  T299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/299
| [   13.066870][  T299] Modules linked in: nft_compat nf_tables
| [   13.067264][  T299] Tainted: [W]=WARN
[   13.067375][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.067537][  T299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.067705][  T299] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.068163][  T299] RSP: 0018:ffa0000000757a78 EFLAGS: 00010286
[   13.068333][  T299] RAX: 00000000ffffffa6 RBX: ff110000027c9c40 RCX: 1ff40000000eaf15
[   13.068531][  T299] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c9cfc
[   13.068725][  T299] RBP: ff1100000f5d4000 R08: 1fe22000004f93a1 R09: ff1100000e2e8b80
[   13.068918][  T299] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.069114][  T299] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f5d4000
[   13.069316][  T299] FS:  00007f05f4bbd840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.069549][  T299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.069712][  T299] CR2: 00007f09e933c668 CR3: 000000000d57d003 CR4: 0000000000771ef0
[   13.069909][  T299] PKRU: 55555554
[   13.070009][  T299] Call Trace:
[   13.070106][  T299]  <TASK>
[   13.070174][  T299]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.070312][  T299]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.070449][  T299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.070549][  T299]  register_netdevice (net/core/dev.c:11488)
[   13.070682][  T299]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.070844][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.070979][  T299]  register_netdev (net/core/dev.c:11552)
[   13.071109][  T299]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   13.071238][  T299]  ops_init (net/core/net_namespace.c:137)
[   13.071352][  T299]  setup_net (net/core/net_namespace.c:446)
[   13.071451][  T299]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.071581][  T299]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.071711][  T299]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.071845][  T299]  copy_net_ns (net/core/net_namespace.c:579)
[   13.071976][  T299]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.072109][  T299]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.072240][  T299]  ksys_unshare (kernel/fork.c:3243)
[   13.072384][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.072513][  T299]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.072642][  T299]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.072775][  T299]  ? __ia32_sys_open (fs/open.c:1374)
[   13.072906][  T299]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.073035][  T299]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.073164][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.073297][  T299]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.073434][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.073564][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.073725][  T299] RIP: 0033:0x7f05f4e7fbcb
[   13.073863][  T299] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.074330][  T299] RSP: 002b:00007ffcf0d47c18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.074531][  T299] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f05f4e7fbcb
[   13.074726][  T299] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.074919][  T299] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.075110][  T299] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf0d49e40
[   13.075308][  T299] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf0d4a889
| [   13.085295][   T12] ------------[ cut here ]------------
| [   13.085518][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.085765][   T12] Modules linked in: nft_compat nf_tables
| [   13.086145][   T12] Tainted: [W]=WARN
[   13.086231][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.086402][   T12] Workqueue: netns cleanup_net
[   13.086523][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.086673][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.087083][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   13.087233][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c7e0c80 RCX: 1ff4000000018eed
[   13.087421][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c7e0d3c
[   13.087597][   T12] RBP: ff1100000f56c000 R08: 1fe22000018fc1a9 R09: ff11000001aed1d0
[   13.087767][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.087937][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.088112][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   13.088319][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.088469][   T12] CR2: 000056173b2548b8 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   13.088642][   T12] PKRU: 55555554
[   13.088727][   T12] Call Trace:
[   13.088814][   T12]  <TASK>
[   13.088875][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.089024][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.089172][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   13.089293][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.089413][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.089529][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.089645][   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)
[   13.089762][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   13.089882][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   13.089997][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.090115][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.090232][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.090355][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.090472][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.090588][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.090705][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.090825][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.090939][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.091059][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.091179][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.091295][   T12]  kthread (kernel/kthread.c:436)
[   13.091388][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.091542][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.091659][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.091777][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.091920][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.092040][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.092155][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.094332][   T12] ------------[ cut here ]------------
| [   13.094458][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.094680][   T12] Modules linked in: nft_compat nf_tables
| [   13.095063][   T12] Tainted: [W]=WARN
[   13.095150][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.095303][   T12] Workqueue: netns cleanup_net
[   13.095529][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.095683][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.096100][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   13.096360][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c7e1380 RCX: 1ff4000000018eed
[   13.096547][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c7e143c
[   13.096720][   T12] RBP: ff1100000e071000 R08: 1fe22000018fc289 R09: ff11000001aed1d0
[   13.096891][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.097067][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.097240][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   13.097504][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.097696][   T12] CR2: 000056173b2548b8 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   13.097870][   T12] PKRU: 55555554
[   13.097956][   T12] Call Trace:
[   13.098044][   T12]  <TASK>
[   13.098106][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.098254][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.098452][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   13.098569][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.098690][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.098805][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.098922][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.099045][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   13.099162][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   13.099278][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.099451][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.099569][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.099684][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.099801][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.099917][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.100040][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.100159][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.100276][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.100484][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.100604][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.100719][   T12]  kthread (kernel/kthread.c:436)
[   13.100807][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.100951][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.101067][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.101184][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.101336][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.101534][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.101650][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.113101][   T12] ------------[ cut here ]------------
| [   13.113316][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.113579][   T12] Modules linked in: nft_compat nf_tables
| [   13.113967][   T12] Tainted: [W]=WARN
[   13.114059][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.114206][   T12] Workqueue: netns cleanup_net
[   13.114335][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.114493][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.114915][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   13.115063][   T12] RAX: 00000000ffffffa6 RBX: ff110000027c9700 RCX: 1ff4000000018eed
[   13.115237][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c97bc
[   13.115426][   T12] RBP: ff11000001ecc000 R08: 1fe22000004f92f9 R09: ff11000001aed1d0
[   13.115601][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.115779][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.115953][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   13.116156][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.116307][   T12] CR2: 000056173b2548b8 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   13.116505][   T12] PKRU: 55555554
[   13.116592][   T12] Call Trace:
[   13.116678][   T12]  <TASK>
[   13.116740][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.116892][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.117040][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   13.117158][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.117275][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.117406][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.117524][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.117642][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   13.117760][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   13.117878][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.117997][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.118115][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.118230][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.118357][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.118473][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.118595][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.118719][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.118836][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.118956][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.119076][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.119193][   T12]  kthread (kernel/kthread.c:436)
[   13.119281][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.119490][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.119654][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.119771][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.119916][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.120034][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.120152][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.122978][   T12] ------------[ cut here ]------------
| [   13.123107][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   13.123385][   T12] Modules linked in: nft_compat nf_tables
| [   13.123958][   T12] Tainted: [W]=WARN
[   13.124097][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.124278][   T12] Workqueue: netns cleanup_net
[   13.124421][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.124584][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.125007][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   13.125159][   T12] RAX: 00000000ffffffa6 RBX: ff110000027c8200 RCX: 1ff4000000018eed
[   13.125407][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c82bc
[   13.125664][   T12] RBP: ff11000009bbc000 R08: 1fe22000004f9059 R09: ff11000001aed1d0
[   13.125930][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.126154][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.126410][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.126719][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.126942][   T12] CR2: 00007f6c92c8c498 CR3: 0000000010149005 CR4: 0000000000771ef0
[   13.127143][   T12] PKRU: 55555554
[   13.127270][   T12] Call Trace:
[   13.127499][   T12]  <TASK>
[   13.127599][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.127829][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.128017][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   13.128135][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.128253][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.128504][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.128645][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.128768][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   13.128889][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   13.129006][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.129124][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.129243][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.129417][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.129584][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.129732][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.129905][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.130087][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.130265][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.130509][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.130636][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.130757][   T12]  kthread (kernel/kthread.c:436)
[   13.130845][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.130990][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.131105][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.131265][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.131487][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.131605][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.131726][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.133780][   T12] ------------[ cut here ]------------
| [   13.133898][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   13.134217][   T12] Modules linked in: nft_compat nf_tables
| [   13.134805][   T12] Tainted: [W]=WARN
[   13.134903][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.135073][   T12] Workqueue: netns cleanup_net
[   13.135249][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.136359][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.136792][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   13.136945][   T12] RAX: 00000000ffffffa6 RBX: ff110000027c8900 RCX: 1ff4000000018eed
[   13.137121][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c89bc
[   13.137338][   T12] RBP: ff11000009bac000 R08: 1fe22000004f9139 R09: ff11000001aed1d0
[   13.137529][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.137774][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.137957][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.138163][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.138321][   T12] CR2: 00007f6c92c8c498 CR3: 0000000010149005 CR4: 0000000000771ef0
[   13.138528][   T12] PKRU: 55555554
[   13.138655][   T12] Call Trace:
[   13.138757][   T12]  <TASK>
[   13.138819][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.138970][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.139115][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   13.139232][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.139359][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.139480][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.139612][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.139781][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   13.139952][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   13.140126][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.140309][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.140499][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.140649][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.140767][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.140886][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.141008][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.141129][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.141246][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.141383][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.141506][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.141621][   T12]  kthread (kernel/kthread.c:436)
[   13.141710][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.141861][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.141983][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.142101][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.142246][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.142373][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.142490][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.149495][  T300] ------------[ cut here ]------------
| [   13.149643][  T300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/300
| [   13.149873][  T300] Modules linked in: nft_compat nf_tables
| [   13.150273][  T300] Tainted: [W]=WARN
[   13.150392][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.150556][  T300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.150731][  T300] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.151193][  T300] RSP: 0018:ffa0000000767020 EFLAGS: 00010286
[   13.151368][  T300] RAX: 00000000ffffffa6 RBX: ff1100000ceb5540 RCX: 1ff40000000ecdca
[   13.151562][  T300] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ceb55fc
[   13.151757][  T300] RBP: ff1100000f631000 R08: 1fe22000019d6ac1 R09: ff1100000feb0b58
[   13.151951][  T300] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   13.152145][  T300] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   13.152411][  T300] FS:  00007f6c928b4840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.152640][  T300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.152802][  T300] CR2: 000000000b857988 CR3: 0000000010149003 CR4: 0000000000771ef0
[   13.153025][  T300] PKRU: 55555554
[   13.153122][  T300] Call Trace:
[   13.153219][  T300]  <TASK>
[   13.153291][  T300]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.153430][  T300]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.153530][  T300]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.153659][  T300]  __dev_notify_flags (net/core/dev.c:9787)
[   13.153790][  T300]  ? netif_change_name (net/core/dev.c:1495)
[   13.153918][  T300]  ? __dev_change_flags (net/core/dev.c:9752)
[   13.154051][  T300]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   13.154182][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.154319][  T300]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   13.154458][  T300]  netif_change_flags (net/core/dev.c:9820)
[   13.154589][  T300]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   13.154719][  T300]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   13.154851][  T300]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.154981][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.155142][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.155270][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.155411][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.155539][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.155671][  T300]  ? __kernel_text_address (kernel/extable.c:79)
[   13.155800][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.155932][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.156062][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.156192][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.156328][  T300]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.156462][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.156590][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.156719][  T300]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.156849][  T300]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   13.156978][  T300]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.157106][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.157236][  T300]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.157377][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.157508][  T300]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.157638][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.157766][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.157895][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.158024][  T300]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.158152][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.158288][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.158422][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.158551][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.158681][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.158811][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.158939][  T300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.159069][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.159197][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.159329][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.159464][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.159592][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.159720][  T300]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.159849][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.159977][  T300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.160110][  T300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.160238][  T300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.160380][  T300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.160511][  T300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.160640][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.160769][  T300]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.160900][  T300]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.161030][  T300]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.161162][  T300]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.161295][  T300]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.161430][  T300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.161589][  T300]  ? move_addr_to_kernel (net/socket.c:258)
[   13.161720][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.161849][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.161980][  T300]  ___sys_sendmsg (net/socket.c:2752)
[   13.162110][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.162272][  T300]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.162426][  T300]  __sys_sendmsg (net/socket.c:2784)
[   13.162557][  T300]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.162685][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.162849][  T300]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.162980][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.163110][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.163243][  T300]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.163381][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.163509][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.163669][  T300] RIP: 0033:0x7f6c92aee08e
[   13.163803][  T300] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.164268][  T300] RSP: 002b:00007ffd2360d450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.164477][  T300] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6c92aee08e
[   13.164671][  T300] RDX: 0000000000000000 RSI: 00007ffd2360d500 RDI: 0000000000000005
[   13.164864][  T300] RBP: 00007ffd2360d460 R08: 0000000000000000 R09: 0000000000000000
[   13.165059][  T300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e462
[   13.165252][  T300] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2360dbd0
| [   13.167866][   T12] ------------[ cut here ]------------
| [   13.168008][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   13.168255][   T12] Modules linked in: nft_compat nf_tables
| [   13.169028][   T12] Tainted: [W]=WARN
[   13.169126][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.169281][   T12] Workqueue: netns cleanup_net
[   13.169420][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.169585][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.170029][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   13.170186][   T12] RAX: 00000000ffffffa6 RBX: ff11000009b34580 RCX: 1ff4000000018eaf
[   13.170386][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b3463c
[   13.170568][   T12] RBP: ff1100000f484000 R08: 1fe22000013668c9 R09: ff11000001aed1d0
[   13.170752][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   13.170935][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   13.171120][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.171340][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.171499][   T12] CR2: 00007f6c92c8c498 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   13.171684][   T12] PKRU: 55555554
[   13.171776][   T12] Call Trace:
[   13.171867][   T12]  <TASK>
[   13.171931][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.172055][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.172149][   T12]  netif_close_many (net/core/dev.c:1804)
[   13.172275][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.172410][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   13.172535][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.172688][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.172840][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.172963][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.173085][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   13.173209][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.173374][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   13.173502][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.173625][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.173748][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   13.173875][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   13.173999][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.174123][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   13.174244][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.174381][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.174504][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.174626][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.174751][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.174875][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.175000][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.175128][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.175249][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.175390][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.175516][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.175639][   T12]  kthread (kernel/kthread.c:436)
[   13.175731][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.175885][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.176009][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.176132][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.176296][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.176443][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.176565][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.178644][   T12] ------------[ cut here ]------------
| [   13.178768][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   13.179005][   T12] Modules linked in: nft_compat nf_tables
| [   13.179849][   T12] Tainted: [W]=WARN
[   13.179945][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.180098][   T12] Workqueue: netns cleanup_net
[   13.180220][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.180431][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.180867][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   13.181079][   T12] RAX: 00000000ffffffa6 RBX: ff11000005090040 RCX: 1ff4000000018ed5
[   13.181287][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000050900fc
[   13.181514][   T12] RBP: ff1100000f484000 R08: 1fe2200000a12021 R09: ff11000001aed1d0
[   13.181693][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.181876][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.182052][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.182259][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.182470][   T12] CR2: 00007f6c92c8c498 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   13.182651][   T12] PKRU: 55555554
[   13.182738][   T12] Call Trace:
[   13.182826][   T12]  <TASK>
[   13.182887][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.183039][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.183192][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   13.183318][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.183487][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.183605][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   13.183722][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   13.183840][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.183959][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   13.184075][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.184198][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.184320][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.184486][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.184605][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.184722][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.184862][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.184984][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.185103][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.185225][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.185402][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.185521][   T12]  kthread (kernel/kthread.c:436)
[   13.185615][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.185765][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.185884][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.186003][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.186151][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.186274][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.186458][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.290352][  T303] ------------[ cut here ]------------
| [   13.290508][  T303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/303
| [   13.290740][  T303] Modules linked in: nft_compat nf_tables
| [   13.291152][  T303] Tainted: [W]=WARN
[   13.291251][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.291429][  T303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.291608][  T303] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.292076][  T303] RSP: 0018:ffa00000007b7a80 EFLAGS: 00010286
[   13.292242][  T303] RAX: 00000000ffffffa6 RBX: ff1100000abcb8c0 RCX: 1ff40000000f6f16
[   13.292456][  T303] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abcb97c
[   13.292656][  T303] RBP: ff1100000f591000 R08: 1fe2200001579731 R09: ff1100000d6f0b80
[   13.292854][  T303] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.293053][  T303] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f591000
[   13.293251][  T303] FS:  00007f8f60de7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.293492][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.293659][  T303] CR2: 00007f8f60ff17d0 CR3: 000000000a966003 CR4: 0000000000771ef0
[   13.293858][  T303] PKRU: 55555554
[   13.293957][  T303] Call Trace:
[   13.294056][  T303]  <TASK>
[   13.294127][  T303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.294262][  T303]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.294406][  T303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.294508][  T303]  register_netdevice (net/core/dev.c:11488)
[   13.294644][  T303]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.294808][  T303]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.294940][  T303]  register_netdev (net/core/dev.c:11552)
[   13.295072][  T303]  loopback_net_init (drivers/net/loopback.c:218)
[   13.295206][  T303]  ops_init (net/core/net_namespace.c:137)
[   13.295315][  T303]  setup_net (net/core/net_namespace.c:446)
[   13.295421][  T303]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.295555][  T303]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.295688][  T303]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.295823][  T303]  copy_net_ns (net/core/net_namespace.c:579)
[   13.295956][  T303]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.296092][  T303]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.296224][  T303]  ksys_unshare (kernel/fork.c:3243)
[   13.296433][  T303]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.296567][  T303]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.296698][  T303]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.296833][  T303]  ? __ia32_sys_open (fs/open.c:1374)
[   13.296969][  T303]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.297102][  T303]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.297234][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.297441][  T303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.297651][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.297785][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.297949][  T303] RIP: 0033:0x7f8f610a9bcb
[   13.298090][  T303] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.298629][  T303] RSP: 002b:00007fff2811bf28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.298831][  T303] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f610a9bcb
[   13.299028][  T303] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.299224][  T303] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.299483][  T303] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff2811e150
[   13.299679][  T303] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff2811f889
| [   13.310239][  T303] ------------[ cut here ]------------
| [   13.310392][  T303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/303
| [   13.310623][  T303] Modules linked in: nft_compat nf_tables
| [   13.311027][  T303] Tainted: [W]=WARN
[   13.311127][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.311297][  T303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.311476][  T303] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.311951][  T303] RSP: 0018:ffa00000007b7918 EFLAGS: 00010286
[   13.312119][  T303] RAX: 00000000ffffffa6 RBX: ff11000009798040 RCX: 1ff40000000f6ee9
[   13.312324][  T303] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000097980fc
[   13.312526][  T303] RBP: ff1100000f609000 R08: 1fe22000012f3021 R09: ff1100000d6f0b80
[   13.312722][  T303] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.312921][  T303] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f609000
[   13.313121][  T303] FS:  00007f8f60de7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.313362][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.313530][  T303] CR2: 00007f8f60ff17d0 CR3: 000000000a966003 CR4: 0000000000771ef0
[   13.313730][  T303] PKRU: 55555554
[   13.313829][  T303] Call Trace:
[   13.313927][  T303]  <TASK>
[   13.313996][  T303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.314128][  T303]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.314263][  T303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.314374][  T303]  register_netdevice (net/core/dev.c:11488)
[   13.314511][  T303]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.314677][  T303]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.314811][  T303]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   13.314945][  T303]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   13.315079][  T303]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   13.315214][  T303]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   13.315359][  T303]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   13.315497][  T303]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   13.315630][  T303]  ops_init (net/core/net_namespace.c:137)
[   13.315734][  T303]  setup_net (net/core/net_namespace.c:446)
[   13.315833][  T303]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.315965][  T303]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.316098][  T303]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.316232][  T303]  copy_net_ns (net/core/net_namespace.c:579)
[   13.316376][  T303]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.316514][  T303]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.316647][  T303]  ksys_unshare (kernel/fork.c:3243)
[   13.316779][  T303]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.316911][  T303]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.317041][  T303]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.317173][  T303]  ? __ia32_sys_open (fs/open.c:1374)
[   13.317311][  T303]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.317451][  T303]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.317582][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.317713][  T303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.317843][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.317974][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.318138][  T303] RIP: 0033:0x7f8f610a9bcb
[   13.318276][  T303] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.318757][  T303] RSP: 002b:00007fff2811bf28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.318956][  T303] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f610a9bcb
[   13.319153][  T303] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.319360][  T303] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.319555][  T303] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff2811e150
[   13.319753][  T303] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff2811f889
| [   13.323607][  T303] ------------[ cut here ]------------
| [   13.323744][  T303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/303
| [   13.323974][  T303] Modules linked in: nft_compat nf_tables
| [   13.324393][  T303] Tainted: [W]=WARN
[   13.324494][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.324660][  T303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.324833][  T303] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.325315][  T303] RSP: 0018:ffa00000007b78f8 EFLAGS: 00010286
[   13.325488][  T303] RAX: 00000000ffffffa6 RBX: ff1100000a2711c0 RCX: 1ff40000000f6ee5
[   13.325685][  T303] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a27127c
[   13.325883][  T303] RBP: ff1100000ec19000 R08: 1fe220000144e251 R09: ff1100000d6f0b80
[   13.326084][  T303] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.326288][  T303] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec19000
[   13.326493][  T303] FS:  00007f8f60de7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.326724][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.326892][  T303] CR2: 00007f8f60ff17d0 CR3: 000000000a966003 CR4: 0000000000771ef0
[   13.327094][  T303] PKRU: 55555554
[   13.327193][  T303] Call Trace:
[   13.327296][  T303]  <TASK>
[   13.327372][  T303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.327507][  T303]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.327639][  T303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.327740][  T303]  register_netdevice (net/core/dev.c:11488)
[   13.327875][  T303]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.328042][  T303]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.328176][  T303]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   13.328315][  T303]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   13.328453][  T303]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   13.328587][  T303]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   13.328719][  T303]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   13.328855][  T303]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   13.328989][  T303]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.329124][  T303]  vti_init_net (net/ipv4/ip_vti.c:517)
[   13.329257][  T303]  ops_init (net/core/net_namespace.c:137)
[   13.329370][  T303]  setup_net (net/core/net_namespace.c:446)
[   13.329473][  T303]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.329605][  T303]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.329738][  T303]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.329875][  T303]  copy_net_ns (net/core/net_namespace.c:579)
[   13.330010][  T303]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.330147][  T303]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.330282][  T303]  ksys_unshare (kernel/fork.c:3243)
[   13.330425][  T303]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.330559][  T303]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.330693][  T303]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.330828][  T303]  ? __ia32_sys_open (fs/open.c:1374)
[   13.330965][  T303]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.331098][  T303]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.331231][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.331374][  T303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.331508][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.331640][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.331807][  T303] RIP: 0033:0x7f8f610a9bcb
[   13.331945][  T303] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.332426][  T303] RSP: 002b:00007fff2811bf28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.332625][  T303] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f610a9bcb
[   13.332826][  T303] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.333117][  T303] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.333319][  T303] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff2811e150
[   13.333610][  T303] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff2811f889
| [   13.337968][  T303] ------------[ cut here ]------------
| [   13.338104][  T303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/303
| [   13.338430][  T303] Modules linked in: nft_compat nf_tables
| [   13.338831][  T303] Tainted: [W]=WARN
[   13.338932][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.339183][  T303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.339367][  T303] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.339927][  T303] RSP: 0018:ffa00000007b7a78 EFLAGS: 00010286
[   13.340093][  T303] RAX: 00000000ffffffa6 RBX: ff11000009b35000 RCX: 1ff40000000f6f15
[   13.340387][  T303] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b350bc
[   13.340581][  T303] RBP: ff1100000a3d4000 R08: 1fe2200001366a19 R09: ff1100000d6f0b80
[   13.340776][  T303] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.341059][  T303] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3d4000
[   13.341259][  T303] FS:  00007f8f60de7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.341586][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.341750][  T303] CR2: 00007f8f60ff17d0 CR3: 000000000a966003 CR4: 0000000000771ef0
[   13.341947][  T303] PKRU: 55555554
[   13.342046][  T303] Call Trace:
[   13.342229][  T303]  <TASK>
[   13.342300][  T303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.342440][  T303]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.342572][  T303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.342678][  T303]  register_netdevice (net/core/dev.c:11488)
[   13.342897][  T303]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.343059][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.343193][  T303]  register_netdev (net/core/dev.c:11552)
[   13.343420][  T303]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   13.343555][  T303]  ops_init (net/core/net_namespace.c:137)
[   13.343656][  T303]  setup_net (net/core/net_namespace.c:446)
[   13.343755][  T303]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.343885][  T303]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.344104][  T303]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.344236][  T303]  copy_net_ns (net/core/net_namespace.c:579)
[   13.344378][  T303]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.344515][  T303]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.344733][  T303]  ksys_unshare (kernel/fork.c:3243)
[   13.344864][  T303]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.344995][  T303]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.345125][  T303]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.345351][  T303]  ? __ia32_sys_open (fs/open.c:1374)
[   13.345483][  T303]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.345614][  T303]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.345745][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.345959][  T303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.346092][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.346222][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.346480][  T303] RIP: 0033:0x7f8f610a9bcb
[   13.346618][  T303] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.347173][  T303] RSP: 002b:00007fff2811bf28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.347383][  T303] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f610a9bcb
[   13.347578][  T303] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.347862][  T303] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.348056][  T303] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff2811e150
[   13.348251][  T303] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff2811f889
| [   13.352740][  T303] ------------[ cut here ]------------
| [   13.352877][  T303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/303
| [   13.353187][  T303] Modules linked in: nft_compat nf_tables
| [   13.353602][  T303] Tainted: [W]=WARN
[   13.353701][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.353951][  T303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.354121][  T303] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.354595][  T303] RSP: 0018:ffa00000007b7a68 EFLAGS: 00010286
[   13.354758][  T303] RAX: 00000000ffffffa6 RBX: ff11000004d0d380 RCX: 1ff40000000f6f13
[   13.355039][  T303] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d0d43c
[   13.355233][  T303] RBP: ff1100000d7f9000 R08: 1fe22000009a1a89 R09: ff1100000d6f0b80
[   13.355440][  T303] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.355723][  T303] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d7f9000
[   13.355920][  T303] FS:  00007f8f60de7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.356236][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.356409][  T303] CR2: 00007f8f60ff17d0 CR3: 000000000a966003 CR4: 0000000000771ef0
[   13.356609][  T303] PKRU: 55555554
[   13.356706][  T303] Call Trace:
[   13.356892][  T303]  <TASK>
[   13.356959][  T303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.357090][  T303]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.357222][  T303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.357328][  T303]  register_netdevice (net/core/dev.c:11488)
[   13.357468][  T303]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.357634][  T303]  register_netdev (net/core/dev.c:11552)
[   13.357765][  T303]  sit_init_net (net/ipv6/sit.c:1860)
[   13.357983][  T303]  ops_init (net/core/net_namespace.c:137)
[   13.358084][  T303]  setup_net (net/core/net_namespace.c:446)
[   13.358182][  T303]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.358317][  T303]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.358451][  T303]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.358672][  T303]  copy_net_ns (net/core/net_namespace.c:579)
[   13.358802][  T303]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.358934][  T303]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.359065][  T303]  ksys_unshare (kernel/fork.c:3243)
[   13.359282][  T303]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.359421][  T303]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.359553][  T303]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.359683][  T303]  ? __ia32_sys_open (fs/open.c:1374)
[   13.359900][  T303]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.360030][  T303]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.360160][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.360294][  T303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.360431][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.360562][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.360723][  T303] RIP: 0033:0x7f8f610a9bcb
[   13.360859][  T303] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.361421][  T303] RSP: 002b:00007fff2811bf28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.361703][  T303] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f610a9bcb
[   13.361898][  T303] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.362093][  T303] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.362384][  T303] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff2811e150
[   13.362578][  T303] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff2811f889
| [   13.367605][  T303] ------------[ cut here ]------------
| [   13.367824][  T303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/303
| [   13.368051][  T303] Modules linked in: nft_compat nf_tables
| [   13.369066][  T303] Tainted: [W]=WARN
[   13.369167][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.369334][  T303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.369563][  T303] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.370030][  T303] RSP: 0018:ffa00000007b7a78 EFLAGS: 00010286
[   13.370194][  T303] RAX: 00000000ffffffa6 RBX: ff11000004dcd380 RCX: 1ff40000000f6f15
[   13.370450][  T303] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dcd43c
[   13.370648][  T303] RBP: ff1100000ec14000 R08: 1fe22000009b9a89 R09: ff1100000d6f0b80
[   13.370906][  T303] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.371102][  T303] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec14000
[   13.371302][  T303] FS:  00007f8f60de7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.371587][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.371753][  T303] CR2: 00007f8f60ff17d0 CR3: 000000000a966003 CR4: 0000000000771ef0
[   13.371951][  T303] PKRU: 55555554
[   13.372050][  T303] Call Trace:
[   13.372148][  T303]  <TASK>
[   13.372216][  T303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.372407][  T303]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.372541][  T303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.372642][  T303]  register_netdevice (net/core/dev.c:11488)
[   13.372775][  T303]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   13.372937][  T303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.373073][  T303]  register_netdev (net/core/dev.c:11552)
[   13.373204][  T303]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   13.373340][  T303]  ops_init (net/core/net_namespace.c:137)
[   13.373497][  T303]  setup_net (net/core/net_namespace.c:446)
[   13.373596][  T303]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   13.373727][  T303]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   13.373858][  T303]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   13.373991][  T303]  copy_net_ns (net/core/net_namespace.c:579)
[   13.374122][  T303]  create_new_namespaces (kernel/nsproxy.c:132)
[   13.374255][  T303]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   13.374449][  T303]  ksys_unshare (kernel/fork.c:3243)
[   13.374579][  T303]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.374710][  T303]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   13.374842][  T303]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   13.374974][  T303]  ? __ia32_sys_open (fs/open.c:1374)
[   13.375106][  T303]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   13.375237][  T303]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   13.375429][  T303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.375560][  T303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.375691][  T303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.375823][  T303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.376072][  T303] RIP: 0033:0x7f8f610a9bcb
[   13.376209][  T303] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.376832][  T303] RSP: 002b:00007fff2811bf28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   13.377030][  T303] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f8f610a9bcb
[   13.377226][  T303] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   13.377483][  T303] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   13.377681][  T303] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff2811e150
[   13.377877][  T303] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff2811f889
| [   13.410166][  T304] ------------[ cut here ]------------
| [   13.410317][  T304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/304
| [   13.410638][  T304] Modules linked in: nft_compat nf_tables
| [   13.411038][  T304] Tainted: [W]=WARN
[   13.411135][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.411389][  T304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.411559][  T304] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.412025][  T304] RSP: 0018:ffa00000007c7020 EFLAGS: 00010286
[   13.412189][  T304] RAX: 00000000ffffffa6 RBX: ff11000009ac5700 RCX: 1ff40000000f8dca
[   13.412479][  T304] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009ac57bc
[   13.412674][  T304] RBP: ff1100000f591000 R08: 1fe2200001358af9 R09: ff1100000d6f5158
[   13.412870][  T304] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   13.413065][  T304] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   13.413261][  T304] FS:  00007f8c731f3840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.413584][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.413747][  T304] CR2: 0000000031738988 CR3: 00000000119ea003 CR4: 0000000000771ef0
[   13.413944][  T304] PKRU: 55555554
[   13.414041][  T304] Call Trace:
[   13.414139][  T304]  <TASK>
[   13.414206][  T304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.414411][  T304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.414511][  T304]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.414640][  T304]  __dev_notify_flags (net/core/dev.c:9787)
[   13.414770][  T304]  ? netif_change_name (net/core/dev.c:1495)
[   13.414900][  T304]  ? __dev_change_flags (net/core/dev.c:9752)
[   13.415033][  T304]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   13.415162][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.415297][  T304]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   13.415486][  T304]  netif_change_flags (net/core/dev.c:9820)
[   13.415619][  T304]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   13.415750][  T304]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   13.415883][  T304]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.416013][  T304]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.416198][  T304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.416483][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.416675][  T304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.416870][  T304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.417060][  T304]  ? __kernel_text_address (kernel/extable.c:79)
[   13.417196][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.417334][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.417526][  T304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.417656][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.417787][  T304]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.417915][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.418044][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.418176][  T304]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.418311][  T304]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   13.418470][  T304]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.418599][  T304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.418729][  T304]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.418860][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.418992][  T304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.419123][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.419253][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.419391][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.419521][  T304]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.419649][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.419780][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.419908][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.420038][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.420167][  T304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.420302][  T304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.420443][  T304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.420572][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.420701][  T304]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.420829][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.420959][  T304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.421086][  T304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.421222][  T304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.421362][  T304]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.421491][  T304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.421622][  T304]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.421751][  T304]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.421882][  T304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.422012][  T304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.422144][  T304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.422277][  T304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.422418][  T304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.422550][  T304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.422683][  T304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.422813][  T304]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.422943][  T304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.423102][  T304]  ? move_addr_to_kernel (net/socket.c:258)
[   13.423234][  T304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.423377][  T304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.423509][  T304]  ___sys_sendmsg (net/socket.c:2752)
[   13.423637][  T304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.423796][  T304]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.423937][  T304]  __sys_sendmsg (net/socket.c:2784)
[   13.424066][  T304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.424197][  T304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.424369][  T304]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.424499][  T304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.424631][  T304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.424759][  T304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.424888][  T304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.425017][  T304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.425179][  T304] RIP: 0033:0x7f8c7342d08e
[   13.425323][  T304] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.425788][  T304] RSP: 002b:00007fff536ed1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.425983][  T304] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c7342d08e
[   13.426178][  T304] RDX: 0000000000000000 RSI: 00007fff536ed2a0 RDI: 0000000000000005
[   13.426385][  T304] RBP: 00007fff536ed200 R08: 0000000000000000 R09: 0000000000000000
[   13.426579][  T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e462
[   13.426772][  T304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff536ed970
| [   13.535137][  T307] ------------[ cut here ]------------
| [   13.535302][  T307] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/307
| [   13.536101][  T307] Modules linked in: nft_compat nf_tables
| [   13.536535][  T307] Tainted: [W]=WARN
[   13.536638][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.536807][  T307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.536986][  T307] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.537481][  T307] RSP: 0018:ffa0000000816e30 EFLAGS: 00010286
[   13.537652][  T307] RAX: 00000000ffffffa6 RBX: ff1100000a0c1a80 RCX: 1ff4000000102d8c
[   13.537852][  T307] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a0c1b3c
[   13.538051][  T307] RBP: ff1100000f8f9000 R08: 1fe2200001418369 R09: ff110000054bd180
[   13.538254][  T307] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.538464][  T307] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009245200
[   13.538666][  T307] FS:  00007f1b896f0840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.538901][  T307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.539072][  T307] CR2: 000000000042ebe0 CR3: 00000000054a7006 CR4: 0000000000771ef0
[   13.539274][  T307] PKRU: 55555554
[   13.539388][  T307] Call Trace:
[   13.539489][  T307]  <TASK>
[   13.539560][  T307]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.539697][  T307]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.539802][  T307]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   13.539972][  T307]  __dev_notify_flags (net/core/dev.c:9787)
[   13.540110][  T307]  ? netif_change_name (net/core/dev.c:1495)
[   13.540245][  T307]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.540390][  T307]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.540524][  T307]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.540657][  T307]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   13.540793][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.540929][  T307]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.541066][  T307]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.541201][  T307]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   13.541347][  T307]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   13.541485][  T307]  veth_newlink (drivers/net/veth.c:1871)
[   13.541620][  T307]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   13.541755][  T307]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.541892][  T307]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.542026][  T307]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.542176][  T307]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   13.542318][  T307]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   13.542457][  T307]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.542591][  T307]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.542727][  T307]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   13.542862][  T307]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   13.543001][  T307]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.543136][  T307]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.543271][  T307]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.543421][  T307]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.543559][  T307]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.543694][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.543827][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.543961][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.544096][  T307]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.544230][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.544378][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.544514][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.544648][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.544782][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.544916][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.545050][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.545188][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.545326][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.545466][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.545600][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.545735][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.545873][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.546008][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.546145][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.546282][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.546426][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.546563][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.546700][  T307]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.546836][  T307]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.546973][  T307]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.547108][  T307]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.547243][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.547419][  T307]  ? move_addr_to_kernel (net/socket.c:258)
[   13.547559][  T307]  ___sys_sendmsg (net/socket.c:2752)
[   13.547694][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.547831][  T307]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.547974][  T307]  ? 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))
[   13.548112][  T307]  __sys_sendmsg (net/socket.c:2784)
[   13.548247][  T307]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.548395][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.548530][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.548665][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.548800][  T307]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.548935][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.549069][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.549235][  T307] RIP: 0033:0x7f1b8992a08e
[   13.549388][  T307] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.549865][  T307] RSP: 002b:00007ffcaacfbbf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.550069][  T307] RAX: ffffffffffffffda RBX: 00007ffcaacfc390 RCX: 00007f1b8992a08e
[   13.550271][  T307] RDX: 0000000000000000 RSI: 00007ffcaacfbca0 RDI: 0000000000000005
[   13.550481][  T307] RBP: 00007ffcaacfbc00 R08: 0000000000000000 R09: 0000000000000000
[   13.550682][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e462
[   13.550884][  T307] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaacfc360
| [   13.557943][  T307] ------------[ cut here ]------------
| [   13.558088][  T307] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/307
| [   13.558327][  T307] Modules linked in: nft_compat nf_tables
| [   13.559152][  T307] Tainted: [W]=WARN
[   13.559254][  T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.559432][  T307] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.559604][  T307] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.560079][  T307] RSP: 0018:ffa00000008171b0 EFLAGS: 00010286
[   13.560245][  T307] RAX: 00000000ffffffa6 RBX: ff11000002420900 RCX: 1ff4000000102dfc
[   13.560453][  T307] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000024209bc
[   13.560651][  T307] RBP: ff1100000ec1c000 R08: 1fe2200000484139 R09: ff110000054bd180
[   13.560847][  T307] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.561052][  T307] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   13.561254][  T307] FS:  00007f1b896f0840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.561502][  T307] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.561669][  T307] CR2: 000000000042ebe0 CR3: 00000000054a7006 CR4: 0000000000771ef0
[   13.561870][  T307] PKRU: 55555554
[   13.561972][  T307] Call Trace:
[   13.562072][  T307]  <TASK>
[   13.562141][  T307]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.562276][  T307]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.562387][  T307]  __dev_notify_flags (net/core/dev.c:9787)
[   13.562520][  T307]  ? netif_change_name (net/core/dev.c:1495)
[   13.562656][  T307]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.562789][  T307]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   13.562926][  T307]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   13.563060][  T307]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   13.563199][  T307]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   13.563341][  T307]  ? __dev_get_by_name (net/core/dev.c:883)
[   13.563481][  T307]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   13.563618][  T307]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   13.563756][  T307]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.563889][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.564022][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.564155][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.564294][  T307]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.564433][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.564573][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.564709][  T307]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.564842][  T307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.564974][  T307]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.565107][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.565239][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.565384][  T307]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.565515][  T307]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.565647][  T307]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.565780][  T307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.565913][  T307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.566051][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.566183][  T307]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.566323][  T307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.566461][  T307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.566593][  T307]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.566726][  T307]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.566859][  T307]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.566995][  T307]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.567129][  T307]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.567262][  T307]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.567403][  T307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.567566][  T307]  ? move_addr_to_kernel (net/socket.c:258)
[   13.567702][  T307]  ___sys_sendmsg (net/socket.c:2752)
[   13.567833][  T307]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.567967][  T307]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.568107][  T307]  ? 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))
[   13.568241][  T307]  __sys_sendmsg (net/socket.c:2784)
[   13.568383][  T307]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.568519][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.568651][  T307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.568787][  T307]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.568918][  T307]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.569049][  T307]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.569180][  T307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.569353][  T307] RIP: 0033:0x7f1b8992a08e
[   13.569491][  T307] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.569960][  T307] RSP: 002b:00007ffcaacfbbf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.570158][  T307] RAX: ffffffffffffffda RBX: 00007ffcaacfc390 RCX: 00007f1b8992a08e
[   13.570365][  T307] RDX: 0000000000000000 RSI: 00007ffcaacfbca0 RDI: 0000000000000005
[   13.570565][  T307] RBP: 00007ffcaacfbc00 R08: 0000000000000000 R09: 0000000000000000
[   13.570765][  T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e462
[   13.570962][  T307] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaacfc360
| [   13.621514][  T308] ------------[ cut here ]------------
| [   13.621661][  T308] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/308
| [   13.621889][  T308] Modules linked in: nft_compat nf_tables
| [   13.622295][  T308] Tainted: [W]=WARN
[   13.622405][  T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.622569][  T308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.622738][  T308] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.623193][  T308] RSP: 0018:ffa0000000826ff8 EFLAGS: 00010286
[   13.623370][  T308] RAX: 00000000ffffffa6 RBX: ff1100000b4631c0 RCX: 1ff4000000104dc5
[   13.623565][  T308] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b46327c
[   13.623756][  T308] RBP: ff1100000ec1c000 R08: 1fe220000168c651 R09: ff11000009a1ae58
[   13.623951][  T308] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.624143][  T308] R13: 0000000000000000 R14: ffa0000000827140 R15: ff1100000cf04e50
[   13.624340][  T308] FS:  00007fd6d5072840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.624576][  T308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.624738][  T308] CR2: 00007fd6d53421a0 CR3: 000000000e387006 CR4: 0000000000771ef0
[   13.624957][  T308] PKRU: 55555554
[   13.625060][  T308] Call Trace:
[   13.625159][  T308]  <TASK>
[   13.625227][  T308]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   13.625371][  T308]  __dev_change_net_namespace (net/core/dev.c:12635)
[   13.625538][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.625669][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.625803][  T308]  ? default_device_exit_batch (net/core/dev.c:13091)
[   13.625966][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.626100][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.626231][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.626376][  T308]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   13.626510][  T308]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.626641][  T308]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   13.626776][  T308]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   13.626910][  T308]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.627046][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.627213][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.627357][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.627490][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.627623][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.627756][  T308]  ? __kernel_text_address (kernel/extable.c:79)
[   13.627894][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.628026][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.628158][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.628296][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.628435][  T308]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.628565][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.628694][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.628826][  T308]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.628959][  T308]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   13.629091][  T308]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.629222][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.629366][  T308]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.629497][  T308]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.629631][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.629764][  T308]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.629899][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.630035][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.630166][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.630301][  T308]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.630439][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.630574][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.630705][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.630835][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.631053][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.631267][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.631412][  T308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.631543][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.631674][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.631804][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.631938][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.632070][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.632290][  T308]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.632510][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.632643][  T308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.632780][  T308]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.632911][  T308]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.633045][  T308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.633178][  T308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.633315][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.633455][  T308]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.633588][  T308]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.633722][  T308]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.633856][  T308]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.633990][  T308]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.634123][  T308]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.634377][  T308]  ? move_addr_to_kernel (net/socket.c:258)
[   13.634595][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.634728][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.634862][  T308]  ___sys_sendmsg (net/socket.c:2752)
[   13.634994][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.635159][  T308]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.635311][  T308]  __sys_sendmsg (net/socket.c:2784)
[   13.635453][  T308]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.635666][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.635913][  T308]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.636129][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.636261][  T308]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.636402][  T308]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.636617][  T308]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.636830][  T308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.636994][  T308] RIP: 0033:0x7fd6d52ac08e
[   13.637131][  T308] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.637866][  T308] RSP: 002b:00007ffe56b14470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.638066][  T308] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd6d52ac08e
[   13.638438][  T308] RDX: 0000000000000000 RSI: 00007ffe56b14520 RDI: 0000000000000005
[   13.638717][  T308] RBP: 00007ffe56b14480 R08: 0000000000000000 R09: 0000000000000000
[   13.638911][  T308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e462
[   13.639106][  T308] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe56b14be0
| [   13.642021][  T308] ------------[ cut here ]------------
| [   13.642240][  T308] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/308
| [   13.642483][  T308] Modules linked in: nft_compat nf_tables
| [   13.642988][  T308] Tainted: [W]=WARN
[   13.643094][  T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.643359][  T308] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.643534][  T308] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.644095][  T308] RSP: 0018:ffa0000000826fc0 EFLAGS: 00010286
[   13.644263][  T308] RAX: 00000000ffffffa6 RBX: ff1100000b462040 RCX: 1ff4000000104dbe
[   13.644474][  T308] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4620fc
[   13.644759][  T308] RBP: ff1100000ec1c000 R08: 1fe220000168c421 R09: ff11000009a1ae58
[   13.644960][  T308] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.645246][  T308] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cf04e50
[   13.645456][  T308] FS:  00007fd6d5072840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.645686][  T308] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.645936][  T308] CR2: 00007fd6d53421a0 CR3: 000000000e387006 CR4: 0000000000771ef0
[   13.646137][  T308] PKRU: 55555554
[   13.646236][  T308] Call Trace:
[   13.646341][  T308]  <TASK>
[   13.646496][  T308]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.646630][  T308]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.646765][  T308]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.646867][  T308]  __dev_change_net_namespace (net/core/dev.c:12695)
[   13.647117][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.647253][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.647395][  T308]  ? default_device_exit_batch (net/core/dev.c:13091)
[   13.647725][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.647858][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.647993][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.648126][  T308]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   13.648261][  T308]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.648403][  T308]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   13.648538][  T308]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   13.648675][  T308]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.648810][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.649060][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.649196][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.649334][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.649556][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.649773][  T308]  ? __kernel_text_address (kernel/extable.c:79)
[   13.649907][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.650045][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.650179][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.650319][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.650539][  T308]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.650672][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.650805][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.650938][  T308]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.651074][  T308]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   13.651206][  T308]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.651349][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.651483][  T308]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.651618][  T308]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.651838][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.652061][  T308]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.652198][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.652333][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.652471][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.652603][  T308]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.652735][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.652871][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.653087][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.653307][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.653448][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.653582][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.653715][  T308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.653848][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.653984][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.654116][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.654252][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.654397][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.654531][  T308]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.654663][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.654878][  T308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.655018][  T308]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.655153][  T308]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.655293][  T308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.655434][  T308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.655567][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.655700][  T308]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.655835][  T308]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.656053][  T308]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.656187][  T308]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.656328][  T308]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.656468][  T308]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.656633][  T308]  ? move_addr_to_kernel (net/socket.c:258)
[   13.656768][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.656901][  T308]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.657039][  T308]  ___sys_sendmsg (net/socket.c:2752)
[   13.657172][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.657349][  T308]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.657495][  T308]  __sys_sendmsg (net/socket.c:2784)
[   13.657627][  T308]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.657759][  T308]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.657925][  T308]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.658057][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.658191][  T308]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.658419][  T308]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.658553][  T308]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.658685][  T308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.658850][  T308] RIP: 0033:0x7fd6d52ac08e
[   13.658990][  T308] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.659477][  T308] RSP: 002b:00007ffe56b14470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.659761][  T308] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd6d52ac08e
[   13.660045][  T308] RDX: 0000000000000000 RSI: 00007ffe56b14520 RDI: 0000000000000005
[   13.660243][  T308] RBP: 00007ffe56b14480 R08: 0000000000000000 R09: 0000000000000000
[   13.660645][  T308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e462
[   13.660842][  T308] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe56b14be0
| [   13.686584][  T309] ------------[ cut here ]------------
| [   13.686738][  T309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/309
| [   13.686975][  T309] Modules linked in: nft_compat nf_tables
| [   13.687413][  T309] Tainted: [W]=WARN
[   13.687517][  T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.687688][  T309] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.687863][  T309] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.688353][  T309] RSP: 0018:ffa0000000847020 EFLAGS: 00010286
[   13.688521][  T309] RAX: 00000000ffffffa6 RBX: ff11000002421000 RCX: 1ff4000000108dca
[   13.688719][  T309] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000024210bc
[   13.688919][  T309] RBP: ff1100000ec1c000 R08: 1fe2200000484219 R09: ff11000009a18b58
[   13.689120][  T309] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   13.689348][  T309] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   13.689550][  T309] FS:  00007f45e63a1840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   13.689784][  T309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.689953][  T309] CR2: 00007f45e66711a0 CR3: 000000000e38f002 CR4: 0000000000771ef0
[   13.690157][  T309] PKRU: 55555554
[   13.690259][  T309] Call Trace:
[   13.690371][  T309]  <TASK>
[   13.690442][  T309]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.690579][  T309]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.690682][  T309]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.690816][  T309]  __dev_notify_flags (net/core/dev.c:9787)
[   13.690952][  T309]  ? netif_change_name (net/core/dev.c:1495)
[   13.691087][  T309]  ? __dev_change_flags (net/core/dev.c:9752)
[   13.691221][  T309]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   13.691363][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.691498][  T309]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   13.691635][  T309]  netif_change_flags (net/core/dev.c:9820)
[   13.691769][  T309]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   13.691903][  T309]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   13.692042][  T309]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.692177][  T309]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.692354][  T309]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.692488][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.692619][  T309]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.692753][  T309]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.692887][  T309]  ? __kernel_text_address (kernel/extable.c:79)
[   13.693022][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.693158][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.693296][  T309]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.693436][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.693570][  T309]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.693703][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.693836][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.693970][  T309]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.694105][  T309]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   13.694240][  T309]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.694385][  T309]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.694521][  T309]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.694658][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.694794][  T309]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.694930][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.695066][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.695200][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.695337][  T309]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.695475][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.695611][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.695744][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.695878][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.696013][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.696149][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.696289][  T309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.696427][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.696562][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.696696][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.696832][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.696966][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.697102][  T309]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.697237][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.697382][  T309]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.697520][  T309]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.697655][  T309]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.697791][  T309]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.697926][  T309]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.698061][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.698198][  T309]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.698337][  T309]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.698480][  T309]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.698618][  T309]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.698754][  T309]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.698888][  T309]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.699054][  T309]  ? move_addr_to_kernel (net/socket.c:258)
[   13.699191][  T309]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.699333][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.699474][  T309]  ___sys_sendmsg (net/socket.c:2752)
[   13.699608][  T309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.699776][  T309]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.699924][  T309]  __sys_sendmsg (net/socket.c:2784)
[   13.700058][  T309]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.700196][  T309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.700374][  T309]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.700509][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.700643][  T309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.700778][  T309]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.700913][  T309]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.701048][  T309]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.701216][  T309] RIP: 0033:0x7f45e65db08e
[   13.701371][  T309] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.701851][  T309] RSP: 002b:00007fff2ff12900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.702055][  T309] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f45e65db08e
[   13.702257][  T309] RDX: 0000000000000000 RSI: 00007fff2ff129b0 RDI: 0000000000000005
[   13.702468][  T309] RBP: 00007fff2ff12910 R08: 0000000000000000 R09: 0000000000000000
[   13.702670][  T309] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e462
[   13.702871][  T309] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2ff13080
| [   13.832190][  T316] ------------[ cut here ]------------
| [   13.832431][  T316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/316
| [   13.832719][  T316] Modules linked in: nft_compat nf_tables
| [   13.833229][  T316] Tainted: [W]=WARN
[   13.833398][  T316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.833619][  T316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.833846][  T316] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.834388][  T316] RSP: 0018:ffa0000000676ff8 EFLAGS: 00010286
[   13.834608][  T316] RAX: 00000000ffffffa6 RBX: ff11000005f05c40 RCX: 1ff40000000cedc5
[   13.834855][  T316] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f05cfc
[   13.835103][  T316] RBP: ff1100000f8f9000 R08: 1fe2200000be0ba1 R09: ff1100000e0d5158
[   13.835374][  T316] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   13.835618][  T316] R13: 0000000000000000 R14: ffa0000000677140 R15: ff1100000c210750
[   13.835868][  T316] FS:  00007f11ea6f1840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   13.836152][  T316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.836385][  T316] CR2: 00007f11ea9c11a0 CR3: 000000000f8e7004 CR4: 0000000000771ef0
[   13.836633][  T316] PKRU: 55555554
[   13.836781][  T316] Call Trace:
[   13.836930][  T316]  <TASK>
[   13.837046][  T316]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   13.837230][  T316]  __dev_change_net_namespace (net/core/dev.c:12635)
[   13.837491][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.837684][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.837871][  T316]  ? default_device_exit_batch (net/core/dev.c:13091)
[   13.838084][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.838264][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.838469][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.838651][  T316]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   13.838834][  T316]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.839018][  T316]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   13.839200][  T316]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   13.839410][  T316]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.839594][  T316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.839806][  T316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.839987][  T316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.840168][  T316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.840454][  T316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.840745][  T316]  ? __kernel_text_address (kernel/extable.c:79)
[   13.841004][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.841262][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.841526][  T316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.841739][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.841919][  T316]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.842097][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.842279][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.842515][  T316]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.842698][  T316]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   13.842910][  T316]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.843088][  T316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.843273][  T316]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.843473][  T316]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.843657][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.843843][  T316]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.844026][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.844206][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.844408][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.844590][  T316]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.844773][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.844960][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.845137][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.845327][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.845524][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.845706][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.845888][  T316]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.846068][  T316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.846246][  T316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.846446][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.846629][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.846809][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.846990][  T316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.847176][  T316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.847378][  T316]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.847564][  T316]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.847742][  T316]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.847924][  T316]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.848108][  T316]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.848294][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.848489][  T316]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.848680][  T316]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.848862][  T316]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.849047][  T316]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.849226][  T316]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.849427][  T316]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.849638][  T316]  ? move_addr_to_kernel (net/socket.c:258)
[   13.849822][  T316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.850033][  T316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.850218][  T316]  ___sys_sendmsg (net/socket.c:2752)
[   13.850423][  T316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.850637][  T316]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.850828][  T316]  __sys_sendmsg (net/socket.c:2784)
[   13.851014][  T316]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.851195][  T316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.851429][  T316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.851622][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.851804][  T316]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.851990][  T316]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.852182][  T316]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.852381][  T316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.852598][  T316] RIP: 0033:0x7f11ea92b08e
[   13.852786][  T316] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.853311][  T316] RSP: 002b:00007ffd751cc400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.853577][  T316] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f11ea92b08e
[   13.853821][  T316] RDX: 0000000000000000 RSI: 00007ffd751cc4b0 RDI: 0000000000000005
[   13.854096][  T316] RBP: 00007ffd751cc410 R08: 0000000000000000 R09: 0000000000000000
[   13.854366][  T316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e463
[   13.854614][  T316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd751ccb70
| [   13.859577][  T316] ------------[ cut here ]------------
| [   13.859777][  T316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/316
| [   13.860026][  T316] Modules linked in: nft_compat nf_tables
| [   13.860463][  T316] Tainted: [W]=WARN
[   13.860570][  T316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.860738][  T316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.860911][  T316] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.861412][  T316] RSP: 0018:ffa0000000676fc0 EFLAGS: 00010286
[   13.861580][  T316] RAX: 00000000ffffffa6 RBX: ff11000005f04c80 RCX: 1ff40000000cedbe
[   13.861779][  T316] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f04d3c
[   13.861978][  T316] RBP: ff1100000f8f9000 R08: 1fe2200000be09a9 R09: ff1100000e0d5158
[   13.862177][  T316] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.862390][  T316] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c210750
[   13.862590][  T316] FS:  00007f11ea6f1840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   13.862823][  T316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.862992][  T316] CR2: 0000556cc902cf58 CR3: 000000000f8e7004 CR4: 0000000000771ef0
[   13.863196][  T316] PKRU: 55555554
[   13.863301][  T316] Call Trace:
[   13.863471][  T316]  <TASK>
[   13.863604][  T316]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.863740][  T316]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.863876][  T316]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.863978][  T316]  __dev_change_net_namespace (net/core/dev.c:12695)
[   13.864149][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.864292][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.864492][  T316]  ? default_device_exit_batch (net/core/dev.c:13091)
[   13.864659][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.864793][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.864930][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.865065][  T316]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   13.865200][  T316]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   13.865405][  T316]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   13.865543][  T316]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   13.865678][  T316]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.865813][  T316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.865980][  T316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.866114][  T316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.866247][  T316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.866448][  T316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.866584][  T316]  ? __kernel_text_address (kernel/extable.c:79)
[   13.866720][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.866855][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.866989][  T316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.867125][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.867260][  T316]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.867461][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.867594][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.867727][  T316]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.867863][  T316]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   13.867998][  T316]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.868132][  T316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.868267][  T316]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.868466][  T316]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.868605][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.868742][  T316]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.868878][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.869012][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.869146][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.869279][  T316]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.869475][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.869611][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.869742][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.869875][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.870009][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.870142][  T316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.870275][  T316]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.870475][  T316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.870607][  T316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.870740][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.870878][  T316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.871014][  T316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.871147][  T316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.871281][  T316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.871477][  T316]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.871615][  T316]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.871748][  T316]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.871884][  T316]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.872021][  T316]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.872155][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.872296][  T316]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.872492][  T316]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.872626][  T316]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.872763][  T316]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.872899][  T316]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.873034][  T316]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.873197][  T316]  ? move_addr_to_kernel (net/socket.c:258)
[   13.873334][  T316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.873528][  T316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.873663][  T316]  ___sys_sendmsg (net/socket.c:2752)
[   13.873796][  T316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.873964][  T316]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.874110][  T316]  __sys_sendmsg (net/socket.c:2784)
[   13.874245][  T316]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.874442][  T316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.874610][  T316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.874744][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.874878][  T316]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.875015][  T316]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.875148][  T316]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.875281][  T316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.875509][  T316] RIP: 0033:0x7f11ea92b08e
[   13.875650][  T316] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.876127][  T316] RSP: 002b:00007ffd751cc400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.876332][  T316] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f11ea92b08e
[   13.876594][  T316] RDX: 0000000000000000 RSI: 00007ffd751cc4b0 RDI: 0000000000000005
[   13.876792][  T316] RBP: 00007ffd751cc410 R08: 0000000000000000 R09: 0000000000000000
[   13.876993][  T316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e463
[   13.877195][  T316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd751ccb70
| [   13.919276][  T321] ------------[ cut here ]------------
| [   13.919464][  T321] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/321
| [   13.919706][  T321] Modules linked in: nft_compat nf_tables
| [   13.920207][  T321] Tainted: [W]=WARN
[   13.920338][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.920523][  T321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.920703][  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
[   13.921196][  T321] RSP: 0018:ffa0000000677020 EFLAGS: 00010286
[   13.921389][  T321] RAX: 00000000ffffffa6 RBX: ff110000028fce40 RCX: 1ff40000000cedca
[   13.921591][  T321] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fcefc
[   13.921794][  T321] RBP: ff1100000f8f9000 R08: 1fe220000051f9e1 R09: ff1100000d77ae58
[   13.921998][  T321] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   13.922203][  T321] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   13.922419][  T321] FS:  00007f4cc145a840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   13.922659][  T321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.922829][  T321] CR2: 0000000013eaf988 CR3: 0000000014b07006 CR4: 0000000000771ef0
[   13.923039][  T321] PKRU: 55555554
[   13.923143][  T321] Call Trace:
[   13.923244][  T321]  <TASK>
[   13.923319][  T321]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.923461][  T321]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.923565][  T321]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   13.923701][  T321]  __dev_notify_flags (net/core/dev.c:9787)
[   13.923839][  T321]  ? netif_change_name (net/core/dev.c:1495)
[   13.923977][  T321]  ? __dev_change_flags (net/core/dev.c:9752)
[   13.924114][  T321]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   13.924249][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.924464][  T321]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   13.924661][  T321]  netif_change_flags (net/core/dev.c:9820)
[   13.924799][  T321]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   13.924935][  T321]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   13.925077][  T321]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   13.925215][  T321]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   13.925441][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.925575][  T321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.925710][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.925844][  T321]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.925984][  T321]  ? __kernel_text_address (kernel/extable.c:79)
[   13.926121][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.926259][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.926455][  T321]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.926591][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.926727][  T321]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.926862][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.926997][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.927135][  T321]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.927272][  T321]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   13.927469][  T321]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.927603][  T321]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   13.927738][  T321]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.927875][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   13.928014][  T321]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   13.928150][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.928290][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.928485][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.928619][  T321]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.928752][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.928889][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.929024][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.929158][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.929297][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.929512][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   13.929647][  T321]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.929781][  T321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.929913][  T321]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.930047][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.930182][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.930319][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.930509][  T321]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.930643][  T321]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.930777][  T321]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.930916][  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))
[   13.931051][  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))
[   13.931187][  T321]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.931328][  T321]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.931521][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.931657][  T321]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.931793][  T321]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.931929][  T321]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.932067][  T321]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.932203][  T321]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.932368][  T321]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.932535][  T321]  ? move_addr_to_kernel (net/socket.c:258)
[   13.932672][  T321]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.932806][  T321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.932942][  T321]  ___sys_sendmsg (net/socket.c:2752)
[   13.933076][  T321]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.933243][  T321]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.933398][  T321]  __sys_sendmsg (net/socket.c:2784)
[   13.933534][  T321]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.933668][  T321]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.933837][  T321]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.933971][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.934106][  T321]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.934242][  T321]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.934385][  T321]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.934520][  T321]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.934688][  T321] RIP: 0033:0x7f4cc169408e
[   13.934831][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.935314][  T321] RSP: 002b:00007ffc008e5df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.935521][  T321] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4cc169408e
[   13.935724][  T321] RDX: 0000000000000000 RSI: 00007ffc008e5ea0 RDI: 0000000000000005
[   13.935926][  T321] RBP: 00007ffc008e5e00 R08: 0000000000000000 R09: 0000000000000000
[   13.936128][  T321] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e463
[   13.936331][  T321] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc008e6570
| [   13.938718][   T57] ------------[ cut here ]------------
| [   13.938862][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/57
| [   13.939192][   T57] Modules linked in: nft_compat nf_tables
| [   13.939644][   T57] Tainted: [W]=WARN
[   13.939739][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.939897][   T57] Workqueue: events_unbound linkwatch_event
[   13.940079][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.940240][   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
[   13.940695][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   13.940858][   T57] RAX: 00000000ffffffa6 RBX: ff110000028fd380 RCX: 1ff400000007bf02
[   13.941044][   T57] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fd43c
[   13.941230][   T57] RBP: ff1100000f8f9000 R08: 1fe220000051fa89 R09: ff110000026b51a8
[   13.941425][   T57] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   13.941610][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.941801][   T57] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   13.942019][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.942177][   T57] CR2: 0000000013eaf988 CR3: 0000000014b07006 CR4: 0000000000771ef0
[   13.942374][   T57] PKRU: 55555554
[   13.942468][   T57] Call Trace:
[   13.942564][   T57]  <TASK>
[   13.942629][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.942754][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.942879][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.942972][   T57]  netif_state_change (net/core/dev.c:1605)
[   13.943099][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   13.943257][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   13.943388][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   13.943518][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.943645][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   13.943770][   T57]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   13.943897][   T57]  process_one_work (kernel/workqueue.c:3314)
[   13.944026][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.944149][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.944278][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.944417][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.944540][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   13.944665][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.944787][   T57]  kthread (kernel/kthread.c:436)
[   13.944881][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.945034][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.945158][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.945289][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.945448][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.945573][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.945697][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.947571][   T57] ------------[ cut here ]------------
| [   13.947711][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/57
| [   13.947962][   T57] Modules linked in: nft_compat nf_tables
| [   13.948541][   T57] Tainted: [W]=WARN
[   13.948636][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.948791][   T57] Workqueue: events_unbound linkwatch_event
[   13.948954][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.949120][   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
[   13.949591][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   13.949750][   T57] RAX: 00000000ffffffa6 RBX: ff110000028fcc80 RCX: 1ff400000007bf02
[   13.949937][   T57] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fcd3c
[   13.950126][   T57] RBP: ff1100000ec1c000 R08: 1fe220000051f9a9 R09: ff110000026b51a8
[   13.950319][   T57] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   13.950508][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.950695][   T57] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   13.950913][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.951075][   T57] CR2: 00007f0632a20580 CR3: 0000000009bc0003 CR4: 0000000000771ef0
[   13.951264][   T57] PKRU: 55555554
[   13.951370][   T57] Call Trace:
[   13.951462][   T57]  <TASK>
[   13.951528][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.951653][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.951782][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.951879][   T57]  netif_state_change (net/core/dev.c:1605)
[   13.952006][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   13.952164][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   13.952292][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   13.952422][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.952549][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   13.952673][   T57]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   13.952798][   T57]  process_one_work (kernel/workqueue.c:3314)
[   13.952930][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.953053][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.953182][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.953314][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.953444][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   13.953571][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.953694][   T57]  kthread (kernel/kthread.c:436)
[   13.953788][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.953944][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.954071][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.954200][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.954366][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.954493][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.954618][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.092808][  T325] ------------[ cut here ]------------
| [   14.092995][  T325] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/325
| [   14.093248][  T325] Modules linked in: nft_compat nf_tables
| [   14.093702][  T325] Tainted: [W]=WARN
[   14.093810][  T325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.093988][  T325] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.094170][  T325] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.094685][  T325] RSP: 0018:ffa00000004e6e90 EFLAGS: 00010286
[   14.094863][  T325] RAX: 00000000ffffffa6 RBX: ff11000005396740 RCX: 1ff400000009cd98
[   14.095073][  T325] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000053967fc
[   14.095282][  T325] RBP: ff1100000ec1c000 R08: 1fe2200000a72d01 R09: ff1100000e24d158
[   14.095501][  T325] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   14.095709][  T325] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   14.095922][  T325] FS:  00007fa119a09840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   14.096171][  T325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.096359][  T325] CR2: 00000000396413b8 CR3: 0000000011a2a003 CR4: 0000000000771ef0
[   14.096572][  T325] PKRU: 55555554
[   14.096679][  T325] Call Trace:
[   14.096786][  T325]  <TASK>
[   14.096860][  T325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.097006][  T325]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   14.097147][  T325]  notifier_call_chain (kernel/notifier.c:85)
[   14.097294][  T325]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   14.097445][  T325]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   14.097622][  T325]  veth_xdp_set (drivers/net/veth.c:1638)
[   14.097767][  T325]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   14.097906][  T325]  dev_xdp_install (net/core/dev.c:10348)
[   14.098050][  T325]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   14.098194][  T325]  dev_xdp_attach (net/core/dev.c:10504)
[   14.098338][  T325]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   14.098487][  T325]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   14.098628][  T325]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   14.098772][  T325]  dev_change_xdp_fd (net/core/dev.c:10759)
[   14.098916][  T325]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   14.099060][  T325]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.099200][  T325]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.099385][  T325]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.099529][  T325]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.099671][  T325]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.099811][  T325]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.099954][  T325]  ? __kernel_text_address (kernel/extable.c:79)
[   14.100096][  T325]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.100240][  T325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.100393][  T325]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.100533][  T325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.100673][  T325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.100814][  T325]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.100955][  T325]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.101095][  T325]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.101235][  T325]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.101386][  T325]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.101525][  T325]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.101670][  T325]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.101815][  T325]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.101955][  T325]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.102095][  T325]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.102235][  T325]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.102385][  T325]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.102523][  T325]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.102665][  T325]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.102805][  T325]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.102946][  T325]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.103086][  T325]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.103227][  T325]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.103378][  T325]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.103517][  T325]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.103656][  T325]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.103797][  T325]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.103937][  T325]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.104078][  T325]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.104220][  T325]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.104370][  T325]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.104511][  T325]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.104653][  T325]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.104791][  T325]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.104933][  T325]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.105075][  T325]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.105215][  T325]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.105364][  T325]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.105507][  T325]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.105648][  T325]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.105793][  T325]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.105937][  T325]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.106082][  T325]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.106256][  T325]  ? move_addr_to_kernel (net/socket.c:258)
[   14.106408][  T325]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.106549][  T325]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.106689][  T325]  ___sys_sendmsg (net/socket.c:2752)
[   14.106828][  T325]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.107002][  T325]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.107154][  T325]  __sys_sendmsg (net/socket.c:2784)
[   14.107297][  T325]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.107444][  T325]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.107620][  T325]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.107760][  T325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.107901][  T325]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.108041][  T325]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.108183][  T325]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.108331][  T325]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.108512][  T325] RIP: 0033:0x7fa119c4308e
[   14.108659][  T325] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.109159][  T325] RSP: 002b:00007ffef7d4cf60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.109379][  T325] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fa119c4308e
[   14.109588][  T325] RDX: 0000000000000000 RSI: 00007ffef7d4d010 RDI: 0000000000000005
[   14.109795][  T325] RBP: 00007ffef7d4cf70 R08: 0000000000000000 R09: 0000000000000000
[   14.110005][  T325] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e463
[   14.110214][  T325] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef7d4d6e0
| [   14.117452][  T325] ------------[ cut here ]------------
| [   14.117613][  T325] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/325
| [   14.117847][  T325] Modules linked in: nft_compat nf_tables
| [   14.118257][  T325] Tainted: [W]=WARN
[   14.118726][  T325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.118898][  T325] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.119073][  T325] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.119625][  T325] RSP: 0018:ffa00000004e70a0 EFLAGS: 00010286
[   14.119803][  T325] RAX: 00000000ffffffa6 RBX: ff110000053963c0 RCX: 1ff400000009cdda
[   14.120004][  T325] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000539647c
[   14.120205][  T325] RBP: ff1100000f8f9000 R08: 1fe2200000a72c91 R09: ff1100000e24d158
[   14.120482][  T325] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   14.120683][  T325] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf94064
[   14.120891][  T325] FS:  00007fa119a09840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   14.121126][  T325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.121297][  T325] CR2: 00000000396413b8 CR3: 0000000011a2a003 CR4: 0000000000771ef0
[   14.121555][  T325] PKRU: 55555554
[   14.121655][  T325] Call Trace:
[   14.121757][  T325]  <TASK>
[   14.121827][  T325]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.121963][  T325]  ? notifier_call_chain (kernel/notifier.c:85)
[   14.122099][  T325]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.122201][  T325]  netif_state_change (net/core/dev.c:1605)
[   14.122397][  T325]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   14.122565][  T325]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   14.122701][  T325]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   14.122837][  T325]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.122970][  T325]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.123137][  T325]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.123270][  T325]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.123495][  T325]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.123629][  T325]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.123765][  T325]  ? __kernel_text_address (kernel/extable.c:79)
[   14.123899][  T325]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.124036][  T325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.124170][  T325]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.124309][  T325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.124526][  T325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.124659][  T325]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.124795][  T325]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   14.124931][  T325]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.125065][  T325]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.125200][  T325]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.125336][  T325]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.125478][  T325]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.125615][  T325]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.125751][  T325]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.125887][  T325]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.126020][  T325]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.126154][  T325]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.126293][  T325]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.126436][  T325]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.126568][  T325]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.126701][  T325]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.126834][  T325]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.126971][  T325]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.127107][  T325]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.127241][  T325]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.127385][  T325]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.127518][  T325]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.127654][  T325]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.127787][  T325]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.127924][  T325]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.128058][  T325]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.128190][  T325]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.128333][  T325]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.128473][  T325]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.128609][  T325]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.128743][  T325]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.128878][  T325]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.129015][  T325]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.129150][  T325]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.129290][  T325]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.129431][  T325]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.129566][  T325]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.129699][  T325]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.129864][  T325]  ? move_addr_to_kernel (net/socket.c:258)
[   14.130002][  T325]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.130135][  T325]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.130269][  T325]  ___sys_sendmsg (net/socket.c:2752)
[   14.130413][  T325]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.130579][  T325]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.130725][  T325]  __sys_sendmsg (net/socket.c:2784)
[   14.130859][  T325]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.130993][  T325]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.131161][  T325]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.131299][  T325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.131440][  T325]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.131575][  T325]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.131709][  T325]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.131842][  T325]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.132007][  T325] RIP: 0033:0x7fa119c4308e
[   14.132147][  T325] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.132628][  T325] RSP: 002b:00007ffef7d4cf60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.132830][  T325] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fa119c4308e
[   14.133033][  T325] RDX: 0000000000000000 RSI: 00007ffef7d4d010 RDI: 0000000000000005
[   14.133234][  T325] RBP: 00007ffef7d4cf70 R08: 0000000000000000 R09: 0000000000000000
[   14.133446][  T325] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e463
[   14.133646][  T325] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef7d4d6e0
| [   14.203006][  T328] ------------[ cut here ]------------
| [   14.203174][  T328] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/328
| [   14.203470][  T328] Modules linked in: nft_compat nf_tables
| [   14.203891][  T328] Tainted: [W]=WARN
[   14.204001][  T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.204186][  T328] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.204379][  T328] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.204856][  T328] RSP: 0018:ffa00000006e74e8 EFLAGS: 00010286
[   14.205027][  T328] RAX: 00000000ffffffa6 RBX: ff1100000ebc3e00 RCX: 1ff40000000dce63
[   14.205228][  T328] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc3ebc
[   14.205651][  T328] RBP: ff1100000f8f9000 R08: 1fe2200001d787d9 R09: ff11000014aa2e80
[   14.205857][  T328] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   14.206060][  T328] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   14.206264][  T328] FS:  00007fa286620100(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   14.206728][  T328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.206984][  T328] CR2: 00000000004d6034 CR3: 0000000014b40004 CR4: 0000000000771ef0
[   14.207293][  T328] PKRU: 55555554
[   14.207539][  T328] Call Trace:
[   14.207642][  T328]  <TASK>
[   14.207713][  T328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.207966][  T328]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   14.208103][  T328]  notifier_call_chain (kernel/notifier.c:85)
[   14.208241][  T328]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   14.208493][  T328]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   14.208629][  T328]  ethnl_set_features (net/ethtool/features.c:288)
[   14.208767][  T328]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.208903][  T328]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   14.209042][  T328]  ? __nla_validate_parse (lib/nlattr.c:635)
[   14.209179][  T328]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   14.209462][  T328]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   14.209597][  T328]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   14.209770][  T328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.209904][  T328]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.210041][  T328]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.210178][  T328]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   14.210320][  T328]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   14.210574][  T328]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.210743][  T328]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   14.210878][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.211016][  T328]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   14.211152][  T328]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.211285][  T328]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   14.211514][  T328]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.211655][  T328]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.211790][  T328]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.211928][  T328]  genl_rcv (net/netlink/genetlink.c:1218)
[   14.212030][  T328]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.212169][  T328]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.212310][  T328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.212557][  T328]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.212695][  T328]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.212832][  T328]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.212969][  T328]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.213106][  T328]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   14.213243][  T328]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   14.213507][  T328]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   14.213644][  T328]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.213813][  T328]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.213948][  T328]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   14.214083][  T328]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.214217][  T328]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.214443][  T328]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.214580][  T328]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.214748][  T328] RIP: 0033:0x7fa28669108e
[   14.214890][  T328] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.215477][  T328] RSP: 002b:00007fffdae2fa70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.215682][  T328] RAX: ffffffffffffffda RBX: 0000000007597010 RCX: 00007fa28669108e
[   14.215883][  T328] RDX: 0000000000000048 RSI: 0000000007597120 RDI: 0000000000000005
[   14.216083][  T328] RBP: 00007fffdae2fa80 R08: 00007fa28681f980 R09: 000000000000000c
[   14.216283][  T328] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000075970b0
[   14.216580][  T328] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   14.259549][  T329] ------------[ cut here ]------------
| [   14.259703][  T329] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/329
| [   14.259974][  T329] Modules linked in: nft_compat nf_tables
| [   14.260408][  T329] Tainted: [W]=WARN
[   14.260512][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.260679][  T329] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.260855][  T329] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.261350][  T329] RSP: 0018:ffa00000008574e8 EFLAGS: 00010286
[   14.261520][  T329] RAX: 00000000ffffffa6 RBX: ff1100001186f540 RCX: 1ff400000010ae63
[   14.261721][  T329] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186f5fc
[   14.261925][  T329] RBP: ff1100000f8f9000 R08: 1fe220000230dec1 R09: ff11000014aa5180
[   14.262124][  T329] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   14.262329][  T329] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   14.262538][  T329] FS:  00007fe6392bb100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   14.262775][  T329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.262942][  T329] CR2: 00000000004d6034 CR3: 000000000feaa002 CR4: 0000000000771ef0
[   14.263145][  T329] PKRU: 55555554
[   14.263244][  T329] Call Trace:
[   14.263356][  T329]  <TASK>
[   14.263426][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.263564][  T329]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   14.263700][  T329]  notifier_call_chain (kernel/notifier.c:85)
[   14.263838][  T329]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   14.263974][  T329]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   14.264111][  T329]  ethnl_set_features (net/ethtool/features.c:288)
[   14.264248][  T329]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.264393][  T329]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   14.264530][  T329]  ? __nla_validate_parse (lib/nlattr.c:635)
[   14.264669][  T329]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   14.264838][  T329]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   14.264974][  T329]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   14.265147][  T329]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.265281][  T329]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.265428][  T329]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.265566][  T329]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   14.265701][  T329]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   14.265868][  T329]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.266035][  T329]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   14.266171][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.266314][  T329]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   14.266569][  T329]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.266707][  T329]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   14.266842][  T329]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.266980][  T329]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.267112][  T329]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.267247][  T329]  genl_rcv (net/netlink/genetlink.c:1218)
[   14.267463][  T329]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.267600][  T329]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.267736][  T329]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.267870][  T329]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.268005][  T329]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.268139][  T329]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.268274][  T329]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.268526][  T329]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   14.268663][  T329]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   14.268913][  T329]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   14.269048][  T329]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.269215][  T329]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   14.269466][  T329]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   14.269600][  T329]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.269733][  T329]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.269866][  T329]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.270000][  T329]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.270167][  T329] RIP: 0033:0x7fe63932c08e
[   14.270315][  T329] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.270908][  T329] RSP: 002b:00007fff44407ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.271111][  T329] RAX: ffffffffffffffda RBX: 00000000165d2010 RCX: 00007fe63932c08e
[   14.271318][  T329] RDX: 0000000000000058 RSI: 00000000165d2120 RDI: 0000000000000005
[   14.271592][  T329] RBP: 00007fff44408000 R08: 00007fe6394ba980 R09: 000000000000000c
[   14.271791][  T329] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000165d20b0
[   14.271991][  T329] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   15.021788][   T12] ------------[ cut here ]------------
| [   15.022004][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   15.022310][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.022990][   T12] Tainted: [W]=WARN
[   15.023131][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.023391][   T12] Workqueue: netns cleanup_net
[   15.023572][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.023781][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.024316][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.024532][   T12] RAX: 00000000ffffffa6 RBX: ff110000027c9700 RCX: 1ff4000000018eed
[   15.024766][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c97bc
[   15.025002][   T12] RBP: ff1100000f5d4000 R08: 1fe22000004f92f9 R09: ff11000001aed1d0
[   15.025234][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.025487][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.025723][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   15.025989][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.026196][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   15.026459][   T12] PKRU: 55555554
[   15.026599][   T12] Call Trace:
[   15.026741][   T12]  <TASK>
[   15.026853][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.027069][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.027272][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.027469][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.027648][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.027820][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.027995][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.028171][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.028368][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.028537][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.028713][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.028887][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.029061][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.029236][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.029430][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.029608][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.029787][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.029960][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.030139][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.030331][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.030548][   T12]  kthread (kernel/kthread.c:436)
[   15.030692][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.030895][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.031070][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.031245][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.031542][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.031747][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.031918][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.035231][   T12] ------------[ cut here ]------------
| [   15.035652][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   15.035943][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.036627][   T12] Tainted: [W]=WARN
[   15.036767][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.036967][   T12] Workqueue: netns cleanup_net
[   15.037147][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.037379][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.037859][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.038065][   T12] RAX: 00000000ffffffa6 RBX: ff110000024203c0 RCX: 1ff4000000018eed
[   15.038303][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000242047c
[   15.038691][   T12] RBP: ff110000059f4000 R08: 1fe2200000484091 R09: ff11000001aed1d0
[   15.038924][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.039153][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.039558][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   15.039821][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.040023][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   15.040255][   T12] PKRU: 55555554
[   15.040413][   T12] Call Trace:
[   15.040553][   T12]  <TASK>
[   15.040669][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.040945][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.041144][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.041325][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.041514][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.041756][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.041927][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.042100][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.042277][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.042540][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.042717][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.042891][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.043059][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.043312][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.043496][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.043673][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.043848][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.044090][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.044265][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.044461][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.044632][   T12]  kthread (kernel/kthread.c:436)
[   15.044844][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.045043][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.045216][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.045412][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.045684][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.045855][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.046026][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.056405][   T12] ------------[ cut here ]------------
| [   15.056552][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.056797][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.057385][   T12] Tainted: [W]=WARN
[   15.057480][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.057635][   T12] Workqueue: netns cleanup_net
[   15.057766][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.057927][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.058384][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.058542][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5fc580 RCX: 1ff4000000018eed
[   15.058729][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fc63c
[   15.058915][   T12] RBP: ff1100000a3b9000 R08: 1fe22000016bf8c9 R09: ff11000001aed1d0
[   15.059101][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.059287][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.059489][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.059705][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.059862][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.060049][   T12] PKRU: 55555554
[   15.060141][   T12] Call Trace:
[   15.060236][   T12]  <TASK>
[   15.060304][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.060473][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.060625][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.060749][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.060875][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.061000][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.061124][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.061252][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.061389][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.061513][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.061638][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.061763][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.061887][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.062013][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.062138][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.062264][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.062405][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.062529][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.062658][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.062786][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.062907][   T12]  kthread (kernel/kthread.c:436)
[   15.063002][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.063164][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.063295][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.063428][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.063582][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.063703][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.063830][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.065887][   T12] ------------[ cut here ]------------
| [   15.066014][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.066252][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.067003][   T12] Tainted: [W]=WARN
[   15.067096][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.067251][   T12] Workqueue: netns cleanup_net
[   15.067391][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.067553][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.067992][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.068148][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b5fc200 RCX: 1ff4000000018eed
[   15.068336][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fc2bc
[   15.068525][   T12] RBP: ff1100000ee6c000 R08: 1fe22000016bf859 R09: ff11000001aed1d0
[   15.068708][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.068893][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.069083][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.069304][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.069467][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.069655][   T12] PKRU: 55555554
[   15.069747][   T12] Call Trace:
[   15.069841][   T12]  <TASK>
[   15.069908][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.070066][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.070220][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.070357][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.070492][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.070615][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.070741][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.070869][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.070995][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.071118][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.071244][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.071380][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.071505][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.071629][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.071752][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.071880][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.072006][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.072130][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.072260][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.072399][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.072523][   T12]  kthread (kernel/kthread.c:436)
[   15.072617][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.072775][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.072899][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.073024][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.073181][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.073317][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.073447][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.075473][   T12] ------------[ cut here ]------------
| [   15.075600][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.075845][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.076884][   T12] Tainted: [W]=WARN
[   15.076979][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.077134][   T12] Workqueue: netns cleanup_net
[   15.077261][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.077483][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.077922][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.078079][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b428c80 RCX: 1ff4000000018eed
[   15.078262][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b428d3c
[   15.078498][   T12] RBP: ff1100000d7cc000 R08: 1fe22000016851a9 R09: ff11000001aed1d0
[   15.078682][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.078866][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.079050][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.079277][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.079487][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.079673][   T12] PKRU: 55555554
[   15.079767][   T12] Call Trace:
[   15.079858][   T12]  <TASK>
[   15.079921][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.080080][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.080233][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.080409][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.080534][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.080655][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.080779][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.080904][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.081028][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.081152][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.081278][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.081456][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.081578][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.081708][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.081833][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.081957][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.082086][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.082209][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.082337][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.082511][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.082635][   T12]  kthread (kernel/kthread.c:436)
[   15.082729][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.082881][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.083005][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.083129][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.083283][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.083457][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.083582][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.098079][  T354] ------------[ cut here ]------------
| [   15.098236][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/354
| [   15.098854][  T354] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.099460][  T354] Tainted: [W]=WARN
[   15.099564][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.099736][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.099914][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.100411][  T354] RSP: 0018:ffa0000000867a80 EFLAGS: 00010286
[   15.100584][  T354] RAX: 00000000ffffffa6 RBX: ff11000009b351c0 RCX: 1ff400000010cf16
[   15.100790][  T354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b3527c
[   15.100994][  T354] RBP: ff1100000ec11000 R08: 1fe2200001366a51 R09: ff1100000edad180
[   15.101197][  T354] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.101410][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec11000
[   15.101616][  T354] FS:  00007fca9f3bb840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.101859][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.102034][  T354] CR2: 00007fca9f5bcc20 CR3: 000000000fefc004 CR4: 0000000000771ef0
[   15.102240][  T354] PKRU: 55555554
[   15.102352][  T354] Call Trace:
[   15.102455][  T354]  <TASK>
[   15.102526][  T354]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.102664][  T354]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.102803][  T354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.102907][  T354]  register_netdevice (net/core/dev.c:11488)
[   15.103049][  T354]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.103220][  T354]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.103367][  T354]  register_netdev (net/core/dev.c:11552)
[   15.103505][  T354]  loopback_net_init (drivers/net/loopback.c:218)
[   15.103643][  T354]  ops_init (net/core/net_namespace.c:137)
[   15.103748][  T354]  setup_net (net/core/net_namespace.c:446)
[   15.103852][  T354]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.103990][  T354]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.104130][  T354]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.104270][  T354]  copy_net_ns (net/core/net_namespace.c:579)
[   15.104420][  T354]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.104562][  T354]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.104699][  T354]  ksys_unshare (kernel/fork.c:3243)
[   15.104836][  T354]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.104975][  T354]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.105112][  T354]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.105252][  T354]  ? __ia32_sys_open (fs/open.c:1374)
[   15.105399][  T354]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.105537][  T354]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.105675][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.105811][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.105947][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.106085][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.106254][  T354] RIP: 0033:0x7fca9f67dbcb
[   15.106408][  T354] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.106894][  T354] RSP: 002b:00007fff6f4c96a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.107102][  T354] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fca9f67dbcb
[   15.107310][  T354] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.107521][  T354] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.107725][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6f4cb8d0
[   15.107929][  T354] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6f4cd889
| [   15.109725][   T12] ------------[ cut here ]------------
| [   15.109868][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.110122][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.110736][   T12] Tainted: [W]=WARN
[   15.110834][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.110995][   T12] Workqueue: netns cleanup_net
[   15.111128][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.111299][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.111764][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   15.111927][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b428ac0 RCX: 1ff4000000018eaf
[   15.112117][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b428b7c
[   15.112314][   T12] RBP: ff1100000ec1c000 R08: 1fe2200001685171 R09: ff11000001aed1d0
[   15.112513][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   15.112703][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f8f9000
[   15.112894][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.113118][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.113279][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.113482][   T12] PKRU: 55555554
[   15.113578][   T12] Call Trace:
[   15.113674][   T12]  <TASK>
[   15.113741][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.113872][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.113971][   T12]  netif_close_many (net/core/dev.c:1804)
[   15.114101][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.114231][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   15.114370][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   15.114531][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   15.114695][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.114825][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.114984][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.115113][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.115241][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   15.115415][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   15.115545][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   15.115675][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   15.115804][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.115934][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   15.116066][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   15.116197][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.116331][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.116469][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.116600][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.116727][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.116856][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.116986][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.117116][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.117249][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.117394][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.117528][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.117662][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.117790][   T12]  kthread (kernel/kthread.c:436)
[   15.117886][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.118046][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.118175][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.118313][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.118487][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.118616][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.118745][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.121028][   T12] ------------[ cut here ]------------
| [   15.121164][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.121437][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.122021][   T12] Tainted: [W]=WARN
[   15.122117][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.122276][   T12] Workqueue: netns cleanup_net
[   15.122420][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.122586][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.123045][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   15.123207][   T12] RAX: 00000000ffffffa6 RBX: ff11000009b34ac0 RCX: 1ff4000000018eaf
[   15.123410][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b34b7c
[   15.123605][   T12] RBP: ff1100000f8f9000 R08: 1fe2200001366971 R09: ff11000001aed1d0
[   15.123795][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   15.123985][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f631000
[   15.124179][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.124419][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.124579][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.124771][   T12] PKRU: 55555554
[   15.124866][   T12] Call Trace:
[   15.124962][   T12]  <TASK>
[   15.125028][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.125157][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.125286][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.125394][   T12]  netif_close_many (net/core/dev.c:1804)
[   15.125522][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.125653][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   15.125783][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   15.125943][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   15.126107][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.126237][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.126409][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.126539][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.126667][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   15.126826][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   15.126956][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   15.127086][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   15.127215][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.127356][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   15.127486][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   15.127617][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.127746][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.127878][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.128008][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.128134][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.128266][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.128405][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.128535][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.128667][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.128794][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.128927][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.129059][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.129189][   T12]  kthread (kernel/kthread.c:436)
[   15.129288][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.129458][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.129586][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.129714][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.129874][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.130002][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.130130][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.132367][   T12] ------------[ cut here ]------------
| [   15.132499][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.132753][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.133341][   T12] Tainted: [W]=WARN
[   15.133445][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.133605][   T12] Workqueue: netns cleanup_net
[   15.133737][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.133905][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.134376][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   15.134539][   T12] RAX: 00000000ffffffa6 RBX: ff11000004d0de00 RCX: 1ff4000000018eaf
[   15.134731][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d0debc
[   15.134922][   T12] RBP: ff1100000f631000 R08: 1fe22000009a1bd9 R09: ff11000001aed1d0
[   15.135115][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   15.135311][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   15.135517][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.135741][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.135902][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.136098][   T12] PKRU: 55555554
[   15.136194][   T12] Call Trace:
[   15.136297][   T12]  <TASK>
[   15.136369][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.136498][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.136628][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.136726][   T12]  netif_close_many (net/core/dev.c:1804)
[   15.136856][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.136988][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   15.137118][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   15.137282][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   15.137452][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.137582][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.137742][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.137872][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.138002][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   15.138165][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   15.138306][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   15.138442][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   15.138572][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.138701][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   15.138831][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   15.138961][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.139090][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.139224][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.139363][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.139492][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.139620][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.139749][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.139879][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.140013][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.140142][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.140277][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.140421][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.140549][   T12]  kthread (kernel/kthread.c:436)
[   15.140646][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.140805][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.140933][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.141063][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.141225][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.141364][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.141494][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.143635][   T12] ------------[ cut here ]------------
| [   15.143760][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.144003][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.144932][   T12] Tainted: [W]=WARN
[   15.145030][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.145185][   T12] Workqueue: netns cleanup_net
[   15.145318][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.145483][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.145924][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   15.146079][   T12] RAX: 00000000ffffffa6 RBX: ff11000009799700 RCX: 1ff4000000018ed5
[   15.146262][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000097997bc
[   15.146454][   T12] RBP: ff1100000ec1c000 R08: 1fe22000012f32f9 R09: ff11000001aed1d0
[   15.146639][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.146823][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.147009][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.147227][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.147394][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.147579][   T12] PKRU: 55555554
[   15.147671][   T12] Call Trace:
[   15.147763][   T12]  <TASK>
[   15.147828][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.147988][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.148142][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.148268][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.148401][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   15.148561][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   15.148686][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   15.148811][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.148935][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   15.149061][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   15.149187][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.149319][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.149450][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.149576][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.149700][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.149825][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.149948][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.150075][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.150206][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.150335][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.150469][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.150601][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.150727][   T12]  kthread (kernel/kthread.c:436)
[   15.150821][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.150977][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.151105][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.151231][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.151396][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.151520][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.151650][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.173123][   T12] ------------[ cut here ]------------
| [   15.173263][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.173523][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.174088][   T12] Tainted: [W]=WARN
[   15.174186][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.174355][   T12] Workqueue: netns cleanup_net
[   15.174483][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.174644][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.175082][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   15.175238][   T12] RAX: 00000000ffffffa6 RBX: ff11000009798580 RCX: 1ff4000000018ed5
[   15.175434][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000979863c
[   15.175619][   T12] RBP: ff1100000f8f9000 R08: 1fe22000012f30c9 R09: ff11000001aed1d0
[   15.175803][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.175991][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.176176][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.176403][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.176557][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.176743][   T12] PKRU: 55555554
[   15.176836][   T12] Call Trace:
[   15.176931][   T12]  <TASK>
[   15.176996][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.177155][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.177316][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.177446][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.177570][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   15.177728][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   15.177855][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   15.177979][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.178103][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   15.178232][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   15.178369][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.178492][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.178618][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.178741][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.178864][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.178998][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.179120][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.179248][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.179387][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.179510][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.179639][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.179767][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.179891][   T12]  kthread (kernel/kthread.c:436)
[   15.179985][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.180139][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.180262][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.180413][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.180567][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.180685][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.180805][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.183159][   T12] ------------[ cut here ]------------
| [   15.183277][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.183523][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.184068][   T12] Tainted: [W]=WARN
[   15.184158][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.184313][   T12] Workqueue: netns cleanup_net
[   15.184449][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.184605][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.185029][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   15.185178][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a2703c0 RCX: 1ff4000000018ed5
[   15.185367][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a27047c
[   15.185545][   T12] RBP: ff1100000f631000 R08: 1fe220000144e091 R09: ff11000001aed1d0
[   15.185723][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.185900][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.186080][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.186287][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.186447][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.186626][   T12] PKRU: 55555554
[   15.186715][   T12] Call Trace:
[   15.186804][   T12]  <TASK>
[   15.186867][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.187024][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.187173][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.187299][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.187425][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   15.187577][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   15.187698][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   15.187819][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.187942][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   15.188065][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   15.188187][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.188314][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.188445][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.188565][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.188688][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.188811][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.188930][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.189051][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.189177][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.189301][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.189434][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.189559][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.189679][   T12]  kthread (kernel/kthread.c:436)
[   15.189771][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.189921][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.190042][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.190164][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.190318][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.190444][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.190568][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.195264][  T354] ------------[ cut here ]------------
| [   15.195422][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/354
| [   15.195652][  T354] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.196220][  T354] Tainted: [W]=WARN
[   15.196326][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.196500][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.196669][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.197133][  T354] RSP: 0018:ffa0000000867918 EFLAGS: 00010286
[   15.197305][  T354] RAX: 00000000ffffffa6 RBX: ff1100000a0c1a80 RCX: 1ff400000010cee9
[   15.197511][  T354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a0c1b3c
[   15.197706][  T354] RBP: ff1100000a949000 R08: 1fe2200001418369 R09: ff1100000edad180
[   15.197901][  T354] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.198095][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a949000
[   15.198298][  T354] FS:  00007fca9f3bb840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.198536][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.198702][  T354] CR2: 00007fca9f5bcc20 CR3: 000000000fefc004 CR4: 0000000000771ef0
[   15.198900][  T354] PKRU: 55555554
[   15.198997][  T354] Call Trace:
[   15.199094][  T354]  <TASK>
[   15.199165][  T354]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.199303][  T354]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.199441][  T354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.199542][  T354]  register_netdevice (net/core/dev.c:11488)
[   15.199675][  T354]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.199839][  T354]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.199972][  T354]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   15.200108][  T354]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   15.200239][  T354]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   15.200385][  T354]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   15.200518][  T354]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   15.200651][  T354]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   15.200786][  T354]  ops_init (net/core/net_namespace.c:137)
[   15.200887][  T354]  setup_net (net/core/net_namespace.c:446)
[   15.200987][  T354]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.201119][  T354]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.201250][  T354]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.201392][  T354]  copy_net_ns (net/core/net_namespace.c:579)
[   15.201526][  T354]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.201661][  T354]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.201792][  T354]  ksys_unshare (kernel/fork.c:3243)
[   15.201924][  T354]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.202059][  T354]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.202190][  T354]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.202328][  T354]  ? __ia32_sys_open (fs/open.c:1374)
[   15.202468][  T354]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.202599][  T354]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.202729][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.202861][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.202993][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.203124][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.203287][  T354] RIP: 0033:0x7fca9f67dbcb
[   15.203436][  T354] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.203905][  T354] RSP: 002b:00007fff6f4c96a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.204105][  T354] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fca9f67dbcb
[   15.204303][  T354] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.204506][  T354] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.204702][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6f4cb8d0
[   15.204898][  T354] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6f4cd889
| [   15.208761][  T354] ------------[ cut here ]------------
| [   15.208901][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/354
| [   15.209134][  T354] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.209720][  T354] Tainted: [W]=WARN
[   15.209822][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.209987][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.210161][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.210789][  T354] RSP: 0018:ffa00000008678f8 EFLAGS: 00010286
[   15.210958][  T354] RAX: 00000000ffffffa6 RBX: ff11000004dcc740 RCX: 1ff400000010cee5
[   15.211156][  T354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dcc7fc
[   15.211379][  T354] RBP: ff1100000ec41000 R08: 1fe22000009b9901 R09: ff1100000edad180
[   15.211581][  T354] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.211788][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec41000
[   15.211997][  T354] FS:  00007fca9f3bb840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.212237][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.212421][  T354] CR2: 00007fca9f5bcc20 CR3: 000000000fefc004 CR4: 0000000000771ef0
[   15.212643][  T354] PKRU: 55555554
[   15.212743][  T354] Call Trace:
[   15.212842][  T354]  <TASK>
[   15.212910][  T354]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.213044][  T354]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.213180][  T354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.213282][  T354]  register_netdevice (net/core/dev.c:11488)
[   15.213426][  T354]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.213594][  T354]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.213729][  T354]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   15.213864][  T354]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   15.214021][  T354]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   15.214163][  T354]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   15.214304][  T354]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   15.214447][  T354]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   15.214585][  T354]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.214727][  T354]  vti_init_net (net/ipv4/ip_vti.c:517)
[   15.214866][  T354]  ops_init (net/core/net_namespace.c:137)
[   15.214972][  T354]  setup_net (net/core/net_namespace.c:446)
[   15.215077][  T354]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.215214][  T354]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.215359][  T354]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.215499][  T354]  copy_net_ns (net/core/net_namespace.c:579)
[   15.215639][  T354]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.215782][  T354]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.215921][  T354]  ksys_unshare (kernel/fork.c:3243)
[   15.216058][  T354]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.216196][  T354]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.216337][  T354]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.216480][  T354]  ? __ia32_sys_open (fs/open.c:1374)
[   15.216621][  T354]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.216759][  T354]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.216895][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.217033][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.217171][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.217311][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.217489][  T354] RIP: 0033:0x7fca9f67dbcb
[   15.217631][  T354] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.218122][  T354] RSP: 002b:00007fff6f4c96a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.218352][  T354] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fca9f67dbcb
[   15.218551][  T354] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.218751][  T354] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.218948][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6f4cb8d0
[   15.219148][  T354] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6f4cd889
| [   15.232382][  T354] ------------[ cut here ]------------
| [   15.232540][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/354
| [   15.232769][  T354] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.233387][  T354] Tainted: [W]=WARN
[   15.233495][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.233666][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.233847][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.234365][  T354] RSP: 0018:ffa0000000867a78 EFLAGS: 00010286
[   15.234537][  T354] RAX: 00000000ffffffa6 RBX: ff11000004dcdc40 RCX: 1ff400000010cf15
[   15.234735][  T354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004dcdcfc
[   15.234933][  T354] RBP: ff1100001003c000 R08: 1fe22000009b9ba1 R09: ff1100000edad180
[   15.235131][  T354] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.235334][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001003c000
[   15.235540][  T354] FS:  00007fca9f3bb840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.235772][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.235936][  T354] CR2: 00007fca9f5bcc20 CR3: 000000000fefc004 CR4: 0000000000771ef0
[   15.236137][  T354] PKRU: 55555554
[   15.236235][  T354] Call Trace:
[   15.236338][  T354]  <TASK>
[   15.236412][  T354]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.236545][  T354]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.236679][  T354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.236780][  T354]  register_netdevice (net/core/dev.c:11488)
[   15.236915][  T354]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.237079][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.237218][  T354]  register_netdev (net/core/dev.c:11552)
[   15.237360][  T354]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   15.237495][  T354]  ops_init (net/core/net_namespace.c:137)
[   15.237598][  T354]  setup_net (net/core/net_namespace.c:446)
[   15.237698][  T354]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.237832][  T354]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.237966][  T354]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.238102][  T354]  copy_net_ns (net/core/net_namespace.c:579)
[   15.238236][  T354]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.238399][  T354]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.238532][  T354]  ksys_unshare (kernel/fork.c:3243)
[   15.238663][  T354]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.238795][  T354]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.238931][  T354]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.239068][  T354]  ? __ia32_sys_open (fs/open.c:1374)
[   15.239204][  T354]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.239340][  T354]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.239478][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.239608][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.239739][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.239892][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.240062][  T354] RIP: 0033:0x7fca9f67dbcb
[   15.240204][  T354] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.240702][  T354] RSP: 002b:00007fff6f4c96a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.240906][  T354] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fca9f67dbcb
[   15.241112][  T354] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.241320][  T354] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.241528][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6f4cb8d0
[   15.241732][  T354] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6f4cd889
| [   15.246031][  T354] ------------[ cut here ]------------
| [   15.246174][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/354
| [   15.246420][  T354] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.247006][  T354] Tainted: [W]=WARN
[   15.247122][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.247294][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.247472][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.247942][  T354] RSP: 0018:ffa0000000867a68 EFLAGS: 00010286
[   15.248110][  T354] RAX: 00000000ffffffa6 RBX: ff1100000b462200 RCX: 1ff400000010cf13
[   15.248313][  T354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4622bc
[   15.248516][  T354] RBP: ff1100000e889000 R08: 1fe220000168c459 R09: ff1100000edad180
[   15.248715][  T354] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.248911][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e889000
[   15.249128][  T354] FS:  00007fca9f3bb840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.249379][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.249554][  T354] CR2: 00007fca9f5bcc20 CR3: 000000000fefc004 CR4: 0000000000771ef0
[   15.249759][  T354] PKRU: 55555554
[   15.249862][  T354] Call Trace:
[   15.249965][  T354]  <TASK>
[   15.250036][  T354]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.250183][  T354]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.250323][  T354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.250430][  T354]  register_netdevice (net/core/dev.c:11488)
[   15.250565][  T354]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.250734][  T354]  register_netdev (net/core/dev.c:11552)
[   15.250866][  T354]  sit_init_net (net/ipv6/sit.c:1860)
[   15.251002][  T354]  ops_init (net/core/net_namespace.c:137)
[   15.251104][  T354]  setup_net (net/core/net_namespace.c:446)
[   15.251204][  T354]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.251341][  T354]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.251480][  T354]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.251613][  T354]  copy_net_ns (net/core/net_namespace.c:579)
[   15.251747][  T354]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.251883][  T354]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.252017][  T354]  ksys_unshare (kernel/fork.c:3243)
[   15.252149][  T354]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.252283][  T354]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.252423][  T354]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.252572][  T354]  ? __ia32_sys_open (fs/open.c:1374)
[   15.252711][  T354]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.252846][  T354]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.252984][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.253120][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.253256][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.253404][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.253573][  T354] RIP: 0033:0x7fca9f67dbcb
[   15.253717][  T354] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.254210][  T354] RSP: 002b:00007fff6f4c96a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.254420][  T354] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fca9f67dbcb
[   15.254619][  T354] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.254814][  T354] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.255012][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6f4cb8d0
[   15.255210][  T354] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6f4cd889
| [   15.260044][  T354] ------------[ cut here ]------------
| [   15.260179][  T354] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/354
| [   15.260440][  T354] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.261016][  T354] Tainted: [W]=WARN
[   15.261116][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.261283][  T354] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.261462][  T354] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.261955][  T354] RSP: 0018:ffa0000000867a78 EFLAGS: 00010286
[   15.262129][  T354] RAX: 00000000ffffffa6 RBX: ff1100000bb0c3c0 RCX: 1ff400000010cf15
[   15.262336][  T354] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb0c47c
[   15.262544][  T354] RBP: ff1100000eeb4000 R08: 1fe2200001761891 R09: ff1100000edad180
[   15.262749][  T354] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.262952][  T354] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eeb4000
[   15.263162][  T354] FS:  00007fca9f3bb840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.263411][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.263582][  T354] CR2: 00007fca9f5bcc20 CR3: 000000000fefc004 CR4: 0000000000771ef0
[   15.263787][  T354] PKRU: 55555554
[   15.263889][  T354] Call Trace:
[   15.263993][  T354]  <TASK>
[   15.264063][  T354]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.264200][  T354]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.264341][  T354]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.264451][  T354]  register_netdevice (net/core/dev.c:11488)
[   15.264590][  T354]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.264760][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.264902][  T354]  register_netdev (net/core/dev.c:11552)
[   15.265043][  T354]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   15.265181][  T354]  ops_init (net/core/net_namespace.c:137)
[   15.265284][  T354]  setup_net (net/core/net_namespace.c:446)
[   15.265396][  T354]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.265533][  T354]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.265670][  T354]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.265809][  T354]  copy_net_ns (net/core/net_namespace.c:579)
[   15.265949][  T354]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.266092][  T354]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.266230][  T354]  ksys_unshare (kernel/fork.c:3243)
[   15.266375][  T354]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.266513][  T354]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.266649][  T354]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.266786][  T354]  ? __ia32_sys_open (fs/open.c:1374)
[   15.266928][  T354]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.267065][  T354]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.267200][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.267338][  T354]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.267479][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.267616][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.267784][  T354] RIP: 0033:0x7fca9f67dbcb
[   15.267926][  T354] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.268425][  T354] RSP: 002b:00007fff6f4c96a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.268631][  T354] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fca9f67dbcb
[   15.268837][  T354] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.269041][  T354] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.269242][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6f4cb8d0
[   15.269456][  T354] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6f4cd889
| [   15.271481][   T12] ------------[ cut here ]------------
| [   15.271618][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.271862][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.272882][   T12] Tainted: [W]=WARN
[   15.273001][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.273150][   T12] Workqueue: netns cleanup_net
[   15.273334][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.273541][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.273973][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.274125][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a0c0e40 RCX: 1ff4000000018eed
[   15.274311][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a0c0efc
[   15.274534][   T12] RBP: ff1100000ec14000 R08: 1fe22000014181e1 R09: ff11000001aed1d0
[   15.274708][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.274884][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.275066][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.275275][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.275486][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.275665][   T12] PKRU: 55555554
[   15.275753][   T12] Call Trace:
[   15.275842][   T12]  <TASK>
[   15.275906][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.276060][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.276237][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.276415][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.276540][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.276668][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.276791][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.276915][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.277041][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.277163][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.277287][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.277460][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.277581][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.277705][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.277828][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.277954][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.278083][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.278207][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.278340][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.278515][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.278652][   T12]  kthread (kernel/kthread.c:436)
[   15.278742][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.278892][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.279015][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.279136][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.279286][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.279459][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.279594][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.283044][   T12] ------------[ cut here ]------------
| [   15.283179][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   15.283842][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.284465][   T12] Tainted: [W]=WARN
[   15.284557][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.284710][   T12] Workqueue: netns cleanup_net
[   15.284837][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.285005][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.285527][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.285676][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b462e40 RCX: 1ff4000000018eed
[   15.285849][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b462efc
[   15.286027][   T12] RBP: ff1100000d7f9000 R08: 1fe220000168c5e1 R09: ff11000001aed1d0
[   15.286200][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.286428][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.286604][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.286812][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.286959][   T12] CR2: 00007f6bd1e67574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   15.287135][   T12] PKRU: 55555554
[   15.287223][   T12] Call Trace:
[   15.287319][   T12]  <TASK>
[   15.287428][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.287578][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.287725][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.287845][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.287965][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.288085][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.288205][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.288330][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.288499][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.288616][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.288739][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.288856][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.288973][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.289092][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.289209][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.289332][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.289501][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.289618][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.289742][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.289882][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.290011][   T12]  kthread (kernel/kthread.c:436)
[   15.290103][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.290255][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.290431][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.290554][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.290708][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.290832][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.290954][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.294252][   T12] ------------[ cut here ]------------
| [   15.294520][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   15.294924][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.295905][   T12] Tainted: [W]=WARN
[   15.296096][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.296418][   T12] Workqueue: netns cleanup_net
[   15.296675][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.296971][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.297784][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.298067][   T12] RAX: 00000000ffffffa6 RBX: ff11000012e22580 RCX: 1ff4000000018eed
[   15.298405][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e2263c
[   15.298730][   T12] RBP: ff1100000a3d4000 R08: 1fe22000025c44c9 R09: ff11000001aed1d0
[   15.299085][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.299441][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.299770][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   15.300156][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.300457][   T12] CR2: 000056173b24f548 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   15.300781][   T12] PKRU: 55555554
[   15.300998][   T12] Call Trace:
[   15.301191][   T12]  <TASK>
[   15.301364][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.301657][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.301937][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.302208][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.302474][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.302703][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.302937][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.303173][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.303450][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.303687][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.303928][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.304168][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.304458][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.304702][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.304938][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.305178][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.305591][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.305832][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.306078][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.306332][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.306581][   T12]  kthread (kernel/kthread.c:436)
[   15.306773][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.307058][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.307315][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.307572][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.307852][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.308087][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.308329][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.312102][   T12] ------------[ cut here ]------------
| [   15.312339][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   15.312765][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.313744][   T12] Tainted: [W]=WARN
[   15.313933][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.314225][   T12] Workqueue: netns cleanup_net
[   15.314497][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.314784][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.315499][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.315802][   T12] RAX: 00000000ffffffa6 RBX: ff11000012e22ac0 RCX: 1ff4000000018eed
[   15.316130][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e22b7c
[   15.316479][   T12] RBP: ff1100000ec19000 R08: 1fe22000025c4571 R09: ff11000001aed1d0
[   15.316804][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.317134][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.317483][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   15.317863][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.318146][   T12] CR2: 000056173b24f548 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   15.318492][   T12] PKRU: 55555554
[   15.318680][   T12] Call Trace:
[   15.318874][   T12]  <TASK>
[   15.319021][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.319317][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.319614][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.319852][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.320093][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.320336][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.320590][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.320856][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.321096][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.321337][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.321597][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.321834][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.322090][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.322359][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.322597][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.322847][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.323093][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.323365][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.323612][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.323855][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.324088][   T12]  kthread (kernel/kthread.c:436)
[   15.324277][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.324585][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.324819][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.325058][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.325362][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.325597][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.325834][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.329568][   T12] ------------[ cut here ]------------
| [   15.329810][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   15.330206][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.331188][   T12] Tainted: [W]=WARN
[   15.331405][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.331687][   T12] Workqueue: netns cleanup_net
[   15.331932][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.332366][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.333070][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   15.333380][   T12] RAX: 00000000ffffffa6 RBX: ff11000012e22e40 RCX: 1ff4000000018eed
[   15.333732][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e22efc
[   15.334051][   T12] RBP: ff1100000f609000 R08: 1fe22000025c45e1 R09: ff11000001aed1d0
[   15.334396][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.334715][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.335044][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   15.335453][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.335737][   T12] CR2: 000056173b24f548 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   15.336067][   T12] PKRU: 55555554
[   15.336256][   T12] Call Trace:
[   15.336469][   T12]  <TASK>
[   15.336619][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.336913][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.337206][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   15.337468][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   15.337706][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.337936][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   15.338172][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.338432][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   15.338681][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.338915][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.339154][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.339417][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.339649][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.339884][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.340118][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.340379][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.340629][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.340862][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.341104][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.341411][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.341652][   T12]  kthread (kernel/kthread.c:436)
[   15.341840][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.342127][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.342397][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.342638][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.342920][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.343158][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.343422][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.347440][  T355] ------------[ cut here ]------------
| [   15.347606][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/355
| [   15.347858][  T355] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.348454][  T355] Tainted: [W]=WARN
[   15.348555][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.348719][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.348893][  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
[   15.349457][  T355] RSP: 0018:ffa0000000607020 EFLAGS: 00010286
[   15.349628][  T355] RAX: 00000000ffffffa6 RBX: ff11000012e23540 RCX: 1ff40000000c0dca
[   15.349825][  T355] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e235fc
[   15.350024][  T355] RBP: ff1100000ec11000 R08: 1fe22000025c46c1 R09: ff1100000d6f2e58
[   15.350222][  T355] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   15.350504][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.350707][  T355] FS:  00007ff98930d840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   15.350946][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.351112][  T355] CR2: 000000000e715988 CR3: 0000000013084003 CR4: 0000000000771ef0
[   15.351318][  T355] PKRU: 55555554
[   15.351485][  T355] Call Trace:
[   15.351584][  T355]  <TASK>
[   15.351652][  T355]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.351792][  T355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.351894][  T355]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.352031][  T355]  __dev_notify_flags (net/core/dev.c:9787)
[   15.352186][  T355]  ? netif_change_name (net/core/dev.c:1495)
[   15.352331][  T355]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.352562][  T355]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.352699][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.352838][  T355]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.352982][  T355]  netif_change_flags (net/core/dev.c:9820)
[   15.353123][  T355]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.353264][  T355]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.353479][  T355]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.353618][  T355]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.353788][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.353927][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.354069][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.354206][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.354731][  T355]  ? __kernel_text_address (kernel/extable.c:79)
[   15.354872][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.355012][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.355149][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.355293][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.355507][  T355]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.355639][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.355770][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.355902][  T355]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.356038][  T355]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.356171][  T355]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.356306][  T355]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.356536][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.356673][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.356812][  T355]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.356947][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.357080][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.357213][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.357418][  T355]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.357551][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.357687][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.357822][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.357955][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.358088][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.358222][  T355]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.358445][  T355]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.358579][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.358712][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.358846][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.358984][  T355]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.359116][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.359251][  T355]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.359465][  T355]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.359600][  T355]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.359755][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.359891][  T355]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.360032][  T355]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.360172][  T355]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.360316][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.360532][  T355]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.360672][  T355]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.360810][  T355]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.360951][  T355]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.361090][  T355]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.361231][  T355]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.361527][  T355]  ? move_addr_to_kernel (net/socket.c:258)
[   15.361661][  T355]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.361795][  T355]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.361929][  T355]  ___sys_sendmsg (net/socket.c:2752)
[   15.362069][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.362236][  T355]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.362473][  T355]  __sys_sendmsg (net/socket.c:2784)
[   15.362606][  T355]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.362738][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.362906][  T355]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.363060][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.363199][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.363410][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.363553][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.363691][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.363862][  T355] RIP: 0033:0x7ff98954708e
[   15.364018][  T355] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.364595][  T355] RSP: 002b:00007ffefc049f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.364817][  T355] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff98954708e
[   15.365022][  T355] RDX: 0000000000000000 RSI: 00007ffefc04a040 RDI: 0000000000000005
[   15.365221][  T355] RBP: 00007ffefc049fa0 R08: 0000000000000000 R09: 0000000000000000
[   15.365492][  T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e464
[   15.365689][  T355] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefc04a710
| [   15.380915][   T12] ------------[ cut here ]------------
| [   15.381060][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   15.381315][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.381901][   T12] Tainted: [W]=WARN
[   15.381996][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.382153][   T12] Workqueue: netns cleanup_net
[   15.382287][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.382465][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.382919][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   15.383076][   T12] RAX: 00000000ffffffa6 RBX: ff110000118cc740 RCX: 1ff4000000018eaf
[   15.383263][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000118cc7fc
[   15.383462][   T12] RBP: ff1100000f591000 R08: 1fe2200002319901 R09: ff11000001aed1d0
[   15.383651][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   15.383836][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   15.384024][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   15.384242][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.384416][   T12] CR2: 000000000e715988 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   15.384606][   T12] PKRU: 55555554
[   15.384700][   T12] Call Trace:
[   15.384793][   T12]  <TASK>
[   15.384859][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.384988][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.385086][   T12]  netif_close_many (net/core/dev.c:1804)
[   15.385211][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.385343][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.385474][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.385604][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   15.385730][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   15.385887][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   15.386049][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   15.386174][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   15.386303][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   15.386440][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.386598][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.386725][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   15.386851][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   15.386977][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.387103][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   15.387232][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   15.387373][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.387499][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.387626][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.387752][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.387876][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.388003][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.388127][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.388254][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.388400][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.388525][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.388654][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.388783][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.388908][   T12]  kthread (kernel/kthread.c:436)
[   15.389002][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.389157][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.389284][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.389418][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.389573][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.389698][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.389822][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.392138][   T12] ------------[ cut here ]------------
| [   15.392258][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   15.392508][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.393063][   T12] Tainted: [W]=WARN
[   15.393153][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.393307][   T12] Workqueue: netns cleanup_net
[   15.393437][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.393592][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.394024][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   15.394176][   T12] RAX: 00000000ffffffa6 RBX: ff110000118cd8c0 RCX: 1ff4000000018ed5
[   15.394366][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000118cd97c
[   15.394548][   T12] RBP: ff1100000f591000 R08: 1fe2200002319b31 R09: ff11000001aed1d0
[   15.394731][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.394911][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   15.395092][   T12] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   15.395306][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.395461][   T12] CR2: 000000000e715988 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   15.395641][   T12] PKRU: 55555554
[   15.395730][   T12] Call Trace:
[   15.395821][   T12]  <TASK>
[   15.395884][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   15.396045][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   15.396201][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.396330][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   15.396457][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   15.396581][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   15.396700][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   15.396821][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   15.396943][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   15.397065][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.397188][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   15.397320][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   15.397443][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   15.397570][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.397689][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.397809][   T12]  process_one_work (kernel/workqueue.c:3314)
[   15.397936][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   15.398055][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.398180][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   15.398307][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   15.398433][   T12]  kthread (kernel/kthread.c:436)
[   15.398524][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.398673][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.398795][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   15.398915][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   15.399065][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   15.399184][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   15.399307][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.552305][  T359] ------------[ cut here ]------------
| [   15.552490][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/359
| [   15.552728][  T359] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.553317][  T359] Tainted: [W]=WARN
[   15.553426][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.553596][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.553771][  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
[   15.554248][  T359] RSP: 0018:ffa0000000517a80 EFLAGS: 00010286
[   15.554430][  T359] RAX: 00000000ffffffa6 RBX: ff11000002421380 RCX: 1ff40000000a2f16
[   15.554628][  T359] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000242143c
[   15.554824][  T359] RBP: ff11000014ab4000 R08: 1fe2200000484289 R09: ff110000054bae80
[   15.555020][  T359] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.555217][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014ab4000
[   15.555429][  T359] FS:  00007ff0e77a0840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.555667][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.555832][  T359] CR2: 00007ff0e79a7430 CR3: 0000000009b47006 CR4: 0000000000771ef0
[   15.556031][  T359] PKRU: 55555554
[   15.556130][  T359] Call Trace:
[   15.556236][  T359]  <TASK>
[   15.556309][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.556448][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.556580][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.556680][  T359]  register_netdevice (net/core/dev.c:11488)
[   15.556814][  T359]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.556978][  T359]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.557114][  T359]  register_netdev (net/core/dev.c:11552)
[   15.557245][  T359]  loopback_net_init (drivers/net/loopback.c:218)
[   15.557456][  T359]  ops_init (net/core/net_namespace.c:137)
[   15.557625][  T359]  setup_net (net/core/net_namespace.c:446)
[   15.557726][  T359]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.557858][  T359]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.557990][  T359]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.558126][  T359]  copy_net_ns (net/core/net_namespace.c:579)
[   15.558258][  T359]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.558454][  T359]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.558586][  T359]  ksys_unshare (kernel/fork.c:3243)
[   15.558718][  T359]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.558850][  T359]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.558981][  T359]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.559115][  T359]  ? __ia32_sys_open (fs/open.c:1374)
[   15.559247][  T359]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.559399][  T359]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.559532][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.559662][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.559794][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.559924][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.560087][  T359] RIP: 0033:0x7ff0e7a62bcb
[   15.560226][  T359] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.560701][  T359] RSP: 002b:00007fffd8383f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.560900][  T359] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff0e7a62bcb
[   15.561098][  T359] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.561297][  T359] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.561498][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffd8386130
[   15.561693][  T359] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd8386889
| [   15.565542][  T359] ------------[ cut here ]------------
| [   15.565680][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/359
| [   15.565907][  T359] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.566483][  T359] Tainted: [W]=WARN
[   15.566583][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.566747][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.566927][  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
[   15.567636][  T359] RSP: 0018:ffa0000000517918 EFLAGS: 00010286
[   15.567802][  T359] RAX: 00000000ffffffa6 RBX: ff110000027c9000 RCX: 1ff40000000a2ee9
[   15.568000][  T359] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c90bc
[   15.568195][  T359] RBP: ff1100000fc11000 R08: 1fe22000004f9219 R09: ff110000054bae80
[   15.568402][  T359] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.568598][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc11000
[   15.568795][  T359] FS:  00007ff0e77a0840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.569026][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.569191][  T359] CR2: 00007ff0e79a7430 CR3: 0000000009b47006 CR4: 0000000000771ef0
[   15.569405][  T359] PKRU: 55555554
[   15.569504][  T359] Call Trace:
[   15.569601][  T359]  <TASK>
[   15.569669][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.569802][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.569934][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.570035][  T359]  register_netdevice (net/core/dev.c:11488)
[   15.570169][  T359]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.570341][  T359]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.570479][  T359]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   15.570610][  T359]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   15.570744][  T359]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   15.570877][  T359]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   15.571009][  T359]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   15.571142][  T359]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   15.571280][  T359]  ops_init (net/core/net_namespace.c:137)
[   15.571390][  T359]  setup_net (net/core/net_namespace.c:446)
[   15.571492][  T359]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.571625][  T359]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.571759][  T359]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.571893][  T359]  copy_net_ns (net/core/net_namespace.c:579)
[   15.572027][  T359]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.572161][  T359]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.572300][  T359]  ksys_unshare (kernel/fork.c:3243)
[   15.572439][  T359]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.572573][  T359]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.572704][  T359]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.572836][  T359]  ? __ia32_sys_open (fs/open.c:1374)
[   15.572969][  T359]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.573101][  T359]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.573231][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.573373][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.573504][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.573637][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.573799][  T359] RIP: 0033:0x7ff0e7a62bcb
[   15.573937][  T359] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.574413][  T359] RSP: 002b:00007fffd8383f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.574613][  T359] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff0e7a62bcb
[   15.574809][  T359] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.575007][  T359] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.575204][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffd8386130
[   15.575416][  T359] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd8386889
| [   15.579696][  T359] ------------[ cut here ]------------
| [   15.579834][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/359
| [   15.580066][  T359] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.581161][  T359] Tainted: [W]=WARN
[   15.581261][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.581493][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.581666][  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
[   15.582141][  T359] RSP: 0018:ffa00000005178f8 EFLAGS: 00010286
[   15.582311][  T359] RAX: 00000000ffffffa6 RBX: ff1100000ebc3700 RCX: 1ff40000000a2ee5
[   15.582565][  T359] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc37bc
[   15.582761][  T359] RBP: ff1100000fc61000 R08: 1fe2200001d786f9 R09: ff110000054bae80
[   15.582957][  T359] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.583213][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc61000
[   15.583474][  T359] FS:  00007ff0e77a0840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.583711][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.583876][  T359] CR2: 00007ff0e79a7430 CR3: 0000000009b47006 CR4: 0000000000771ef0
[   15.584074][  T359] PKRU: 55555554
[   15.584174][  T359] Call Trace:
[   15.584272][  T359]  <TASK>
[   15.584399][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.584534][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.584667][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.584767][  T359]  register_netdevice (net/core/dev.c:11488)
[   15.584903][  T359]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.585067][  T359]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.585204][  T359]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   15.585340][  T359]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   15.585530][  T359]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   15.585664][  T359]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   15.585798][  T359]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   15.585931][  T359]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   15.586066][  T359]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.586207][  T359]  vti_init_net (net/ipv4/ip_vti.c:517)
[   15.586400][  T359]  ops_init (net/core/net_namespace.c:137)
[   15.586502][  T359]  setup_net (net/core/net_namespace.c:446)
[   15.586602][  T359]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.586733][  T359]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.586866][  T359]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.587002][  T359]  copy_net_ns (net/core/net_namespace.c:579)
[   15.587144][  T359]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.587286][  T359]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.587476][  T359]  ksys_unshare (kernel/fork.c:3243)
[   15.587609][  T359]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.587741][  T359]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.587879][  T359]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.588013][  T359]  ? __ia32_sys_open (fs/open.c:1374)
[   15.588148][  T359]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.588282][  T359]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.588473][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.588606][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.588740][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.588879][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.589043][  T359] RIP: 0033:0x7ff0e7a62bcb
[   15.589182][  T359] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.589720][  T359] RSP: 002b:00007fffd8383f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.589921][  T359] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff0e7a62bcb
[   15.590120][  T359] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.590325][  T359] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.590583][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffd8386130
[   15.590781][  T359] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd8386889
| [   15.601509][  T359] ------------[ cut here ]------------
| [   15.601660][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/359
| [   15.601893][  T359] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.602491][  T359] Tainted: [W]=WARN
[   15.602595][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.602764][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.602937][  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
[   15.603423][  T359] RSP: 0018:ffa0000000517a78 EFLAGS: 00010286
[   15.603593][  T359] RAX: 00000000ffffffa6 RBX: ff1100000b463a80 RCX: 1ff40000000a2f15
[   15.603792][  T359] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b463b3c
[   15.603990][  T359] RBP: ff1100000f561000 R08: 1fe220000168c769 R09: ff110000054bae80
[   15.604189][  T359] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.604404][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f561000
[   15.604607][  T359] FS:  00007ff0e77a0840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   15.604840][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.605007][  T359] CR2: 00007f71aba7b2a0 CR3: 0000000009b47006 CR4: 0000000000771ef0
[   15.605206][  T359] PKRU: 55555554
[   15.605311][  T359] Call Trace:
[   15.605416][  T359]  <TASK>
[   15.605484][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.605618][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.605752][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.605853][  T359]  register_netdevice (net/core/dev.c:11488)
[   15.605989][  T359]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.606160][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.606300][  T359]  register_netdev (net/core/dev.c:11552)
[   15.606437][  T359]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   15.606570][  T359]  ops_init (net/core/net_namespace.c:137)
[   15.606671][  T359]  setup_net (net/core/net_namespace.c:446)
[   15.606771][  T359]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.606903][  T359]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.607035][  T359]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.607170][  T359]  copy_net_ns (net/core/net_namespace.c:579)
[   15.607308][  T359]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.607449][  T359]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.607587][  T359]  ksys_unshare (kernel/fork.c:3243)
[   15.607719][  T359]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.607850][  T359]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.607987][  T359]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.608126][  T359]  ? __ia32_sys_open (fs/open.c:1374)
[   15.608259][  T359]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.608398][  T359]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.608535][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.608665][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.608796][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.608928][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.609090][  T359] RIP: 0033:0x7ff0e7a62bcb
[   15.609230][  T359] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.609709][  T359] RSP: 002b:00007fffd8383f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.609909][  T359] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff0e7a62bcb
[   15.610110][  T359] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.610314][  T359] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.610522][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffd8386130
[   15.610719][  T359] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd8386889
| [   15.614951][  T359] ------------[ cut here ]------------
| [   15.615090][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/359
| [   15.615332][  T359] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.615960][  T359] Tainted: [W]=WARN
[   15.616060][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.616227][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.616409][  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
[   15.616885][  T359] RSP: 0018:ffa0000000517a68 EFLAGS: 00010286
[   15.617052][  T359] RAX: 00000000ffffffa6 RBX: ff1100000ebc2580 RCX: 1ff40000000a2f13
[   15.617253][  T359] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc263c
[   15.617502][  T359] RBP: ff110000093ac000 R08: 1fe2200001d784c9 R09: ff110000054bae80
[   15.617702][  T359] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.617902][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093ac000
[   15.618105][  T359] FS:  00007ff0e77a0840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   15.618339][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.618512][  T359] CR2: 00007f71aba7b2a0 CR3: 0000000009b47006 CR4: 0000000000771ef0
[   15.618712][  T359] PKRU: 55555554
[   15.618810][  T359] Call Trace:
[   15.618911][  T359]  <TASK>
[   15.618981][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.619119][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.619253][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.619362][  T359]  register_netdevice (net/core/dev.c:11488)
[   15.619497][  T359]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.619673][  T359]  register_netdev (net/core/dev.c:11552)
[   15.619805][  T359]  sit_init_net (net/ipv6/sit.c:1860)
[   15.619939][  T359]  ops_init (net/core/net_namespace.c:137)
[   15.620043][  T359]  setup_net (net/core/net_namespace.c:446)
[   15.620144][  T359]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.620276][  T359]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.620418][  T359]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.620553][  T359]  copy_net_ns (net/core/net_namespace.c:579)
[   15.620686][  T359]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.620821][  T359]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.620961][  T359]  ksys_unshare (kernel/fork.c:3243)
[   15.621093][  T359]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.621225][  T359]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.621367][  T359]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.621501][  T359]  ? __ia32_sys_open (fs/open.c:1374)
[   15.621635][  T359]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.621766][  T359]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.621901][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.622033][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.622165][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.622300][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.622666][  T359] RIP: 0033:0x7ff0e7a62bcb
[   15.622806][  T359] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.623283][  T359] RSP: 002b:00007fffd8383f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.623492][  T359] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff0e7a62bcb
[   15.623689][  T359] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.623890][  T359] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.624098][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffd8386130
[   15.624301][  T359] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd8386889
| [   15.630555][  T359] ------------[ cut here ]------------
| [   15.630705][  T359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/359
| [   15.630936][  T359] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.632057][  T359] Tainted: [W]=WARN
[   15.632160][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.632334][  T359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.632569][  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
[   15.633054][  T359] RSP: 0018:ffa0000000517a78 EFLAGS: 00010286
[   15.633222][  T359] RAX: 00000000ffffffa6 RBX: ff110000096f5540 RCX: 1ff40000000a2f15
[   15.633488][  T359] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000096f55fc
[   15.633687][  T359] RBP: ff1100000e074000 R08: 1fe22000012deac1 R09: ff110000054bae80
[   15.633892][  T359] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   15.634091][  T359] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e074000
[   15.634297][  T359] FS:  00007ff0e77a0840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   15.634590][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.634760][  T359] CR2: 00007f71aba7b2a0 CR3: 0000000009b47006 CR4: 0000000000771ef0
[   15.634963][  T359] PKRU: 55555554
[   15.635065][  T359] Call Trace:
[   15.635163][  T359]  <TASK>
[   15.635231][  T359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.635424][  T359]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.635558][  T359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.635662][  T359]  register_netdevice (net/core/dev.c:11488)
[   15.635798][  T359]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   15.635963][  T359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.636100][  T359]  register_netdev (net/core/dev.c:11552)
[   15.636233][  T359]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   15.636427][  T359]  ops_init (net/core/net_namespace.c:137)
[   15.636530][  T359]  setup_net (net/core/net_namespace.c:446)
[   15.636638][  T359]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   15.636775][  T359]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   15.636909][  T359]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   15.637045][  T359]  copy_net_ns (net/core/net_namespace.c:579)
[   15.637179][  T359]  create_new_namespaces (kernel/nsproxy.c:132)
[   15.637319][  T359]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   15.637508][  T359]  ksys_unshare (kernel/fork.c:3243)
[   15.637642][  T359]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.637776][  T359]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   15.637909][  T359]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   15.638045][  T359]  ? __ia32_sys_open (fs/open.c:1374)
[   15.638180][  T359]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   15.638315][  T359]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   15.638506][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.638640][  T359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.638775][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.638908][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.639074][  T359] RIP: 0033:0x7ff0e7a62bcb
[   15.639211][  T359] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   15.639762][  T359] RSP: 002b:00007fffd8383f08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   15.639969][  T359] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff0e7a62bcb
[   15.640171][  T359] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   15.640428][  T359] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   15.640628][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffd8386130
[   15.640828][  T359] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd8386889
| [   15.688124][  T360] ------------[ cut here ]------------
| [   15.688285][  T360] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/360
| [   15.688540][  T360] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.689131][  T360] Tainted: [W]=WARN
[   15.689233][  T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.689411][  T360] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.689587][  T360] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.690069][  T360] RSP: 0018:ffa0000000517020 EFLAGS: 00010286
[   15.690244][  T360] RAX: 00000000ffffffa6 RBX: ff1100000cee91c0 RCX: 1ff40000000a2dca
[   15.690453][  T360] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cee927c
[   15.690650][  T360] RBP: ff11000014ab4000 R08: 1fe22000019dd251 R09: ff11000009a1d158
[   15.690850][  T360] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   15.691049][  T360] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.691251][  T360] FS:  00007f8298325840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.691499][  T360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.691667][  T360] CR2: 000000002e821988 CR3: 000000000e80f001 CR4: 0000000000771ef0
[   15.691867][  T360] PKRU: 55555554
[   15.691967][  T360] Call Trace:
[   15.692067][  T360]  <TASK>
[   15.692136][  T360]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.692274][  T360]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.692387][  T360]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.692521][  T360]  __dev_notify_flags (net/core/dev.c:9787)
[   15.692655][  T360]  ? netif_change_name (net/core/dev.c:1495)
[   15.692789][  T360]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.692924][  T360]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.693059][  T360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.693193][  T360]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.693335][  T360]  netif_change_flags (net/core/dev.c:9820)
[   15.693477][  T360]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.693613][  T360]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.693751][  T360]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.693888][  T360]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.694057][  T360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.694192][  T360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.694334][  T360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.694476][  T360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.694612][  T360]  ? __kernel_text_address (kernel/extable.c:79)
[   15.694749][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.694884][  T360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.695016][  T360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.695150][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.695284][  T360]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.695476][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.695610][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.695745][  T360]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.695879][  T360]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.696013][  T360]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.696146][  T360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.696281][  T360]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.696478][  T360]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.696720][  T360]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.696855][  T360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.696989][  T360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.697121][  T360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.697255][  T360]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.697457][  T360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.697593][  T360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.697726][  T360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.697858][  T360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.697992][  T360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.698126][  T360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.698260][  T360]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.698403][  T360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.698536][  T360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.698667][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.698812][  T360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.698944][  T360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.699079][  T360]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.699213][  T360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.699357][  T360]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.699492][  T360]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.699624][  T360]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.699757][  T360]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.699890][  T360]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.700023][  T360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.700157][  T360]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.700290][  T360]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.700433][  T360]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.700568][  T360]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.700701][  T360]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.700834][  T360]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.700997][  T360]  ? move_addr_to_kernel (net/socket.c:258)
[   15.701134][  T360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.701267][  T360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.701409][  T360]  ___sys_sendmsg (net/socket.c:2752)
[   15.701541][  T360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.701703][  T360]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.701847][  T360]  __sys_sendmsg (net/socket.c:2784)
[   15.701979][  T360]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.702112][  T360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.702278][  T360]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.702420][  T360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.702555][  T360]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.702688][  T360]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.702820][  T360]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.702953][  T360]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.703117][  T360] RIP: 0033:0x7f829855f08e
[   15.703258][  T360] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.703737][  T360] RSP: 002b:00007ffd20d63eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.703938][  T360] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f829855f08e
[   15.704139][  T360] RDX: 0000000000000000 RSI: 00007ffd20d63f60 RDI: 0000000000000005
[   15.704339][  T360] RBP: 00007ffd20d63ec0 R08: 0000000000000000 R09: 0000000000000000
[   15.704544][  T360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e464
[   15.704742][  T360] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd20d64630
| [   15.802039][  T363] ------------[ cut here ]------------
| [   15.802209][  T363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/363
| [   15.802469][  T363] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.803062][  T363] Tainted: [W]=WARN
[   15.803165][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.803340][  T363] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.803526][  T363] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.804010][  T363] RSP: 0018:ffa0000000656e30 EFLAGS: 00010286
[   15.804222][  T363] RAX: 00000000ffffffa6 RBX: ff11000004d5a900 RCX: 1ff40000000cad8c
[   15.805099][  T363] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d5a9bc
[   15.805325][  T363] RBP: ff1100000fcc9000 R08: 1fe22000009ab539 R09: ff1100000a2a0b80
[   15.805621][  T363] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.805824][  T363] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c210400
[   15.806029][  T363] FS:  00007f4474526840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.806271][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.806523][  T363] CR2: 000000000042ebe0 CR3: 000000000e27f004 CR4: 0000000000771ef0
[   15.806731][  T363] PKRU: 55555554
[   15.806832][  T363] Call Trace:
[   15.806934][  T363]  <TASK>
[   15.807005][  T363]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.807144][  T363]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.807290][  T363]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   15.807473][  T363]  __dev_notify_flags (net/core/dev.c:9787)
[   15.807612][  T363]  ? netif_change_name (net/core/dev.c:1495)
[   15.807747][  T363]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.807882][  T363]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.808019][  T363]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.808156][  T363]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   15.808298][  T363]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.808443][  T363]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.808579][  T363]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.808715][  T363]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   15.808851][  T363]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   15.808989][  T363]  veth_newlink (drivers/net/veth.c:1871)
[   15.809126][  T363]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   15.809259][  T363]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.809408][  T363]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.809543][  T363]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.809694][  T363]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   15.809830][  T363]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   15.809969][  T363]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.810104][  T363]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.810241][  T363]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.810390][  T363]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.810528][  T363]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.810664][  T363]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.810799][  T363]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.810940][  T363]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.811081][  T363]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.811219][  T363]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.811367][  T363]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.811505][  T363]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.811640][  T363]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.811777][  T363]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.811917][  T363]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.812054][  T363]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.812190][  T363]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.812331][  T363]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.812475][  T363]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.812612][  T363]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.812750][  T363]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.812886][  T363]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.813023][  T363]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.813158][  T363]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.813298][  T363]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.813461][  T363]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.813597][  T363]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.813736][  T363]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.813871][  T363]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.814019][  T363]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.814158][  T363]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.814302][  T363]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.814445][  T363]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.814582][  T363]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.814721][  T363]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.814856][  T363]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.815023][  T363]  ? move_addr_to_kernel (net/socket.c:258)
[   15.815162][  T363]  ___sys_sendmsg (net/socket.c:2752)
[   15.815302][  T363]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.815443][  T363]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.815590][  T363]  ? 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))
[   15.815730][  T363]  __sys_sendmsg (net/socket.c:2784)
[   15.815866][  T363]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.816007][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.816144][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.816281][  T363]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.816424][  T363]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.816560][  T363]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.816694][  T363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.816863][  T363] RIP: 0033:0x7f447476008e
[   15.817006][  T363] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.817499][  T363] RSP: 002b:00007ffd4f7078a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.817705][  T363] RAX: ffffffffffffffda RBX: 00007ffd4f708040 RCX: 00007f447476008e
[   15.817910][  T363] RDX: 0000000000000000 RSI: 00007ffd4f707950 RDI: 0000000000000005
[   15.818113][  T363] RBP: 00007ffd4f7078b0 R08: 0000000000000000 R09: 0000000000000000
[   15.818322][  T363] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   15.818527][  T363] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4f708010
| [   15.832350][  T363] ------------[ cut here ]------------
| [   15.832587][  T363] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/363
| [   15.832821][  T363] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.833590][  T363] Tainted: [W]=WARN
[   15.833693][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.834043][  T363] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.834215][  T363] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.834889][  T363] RSP: 0018:ffa00000006571b0 EFLAGS: 00010286
[   15.835060][  T363] RAX: 00000000ffffffa6 RBX: ff11000004d5b000 RCX: 1ff40000000cadfc
[   15.835262][  T363] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d5b0bc
[   15.835472][  T363] RBP: ff1100000d764000 R08: 1fe22000009ab619 R09: ff1100000a2a0b80
[   15.835675][  T363] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.835874][  T363] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   15.836076][  T363] FS:  00007f4474526840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   15.836319][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.836492][  T363] CR2: 0000561705c5dd5c CR3: 000000000e27f002 CR4: 0000000000771ef0
[   15.836699][  T363] PKRU: 55555554
[   15.836800][  T363] Call Trace:
[   15.836901][  T363]  <TASK>
[   15.836971][  T363]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.837109][  T363]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.837210][  T363]  __dev_notify_flags (net/core/dev.c:9787)
[   15.837357][  T363]  ? netif_change_name (net/core/dev.c:1495)
[   15.837493][  T363]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.837627][  T363]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   15.837762][  T363]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.837897][  T363]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   15.838036][  T363]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.838170][  T363]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.838309][  T363]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.838456][  T363]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.838594][  T363]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.838732][  T363]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.838867][  T363]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.839004][  T363]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.839138][  T363]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.839270][  T363]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.839418][  T363]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.839554][  T363]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.839686][  T363]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.839819][  T363]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.839954][  T363]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.840089][  T363]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.840225][  T363]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.840370][  T363]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.840504][  T363]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.840636][  T363]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.840769][  T363]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.840906][  T363]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.841041][  T363]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.841177][  T363]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.841317][  T363]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.841456][  T363]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.841589][  T363]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.841725][  T363]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.841862][  T363]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.842000][  T363]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.842132][  T363]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.842265][  T363]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.842442][  T363]  ? move_addr_to_kernel (net/socket.c:258)
[   15.842579][  T363]  ___sys_sendmsg (net/socket.c:2752)
[   15.842711][  T363]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.842845][  T363]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.842990][  T363]  ? 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))
[   15.843126][  T363]  __sys_sendmsg (net/socket.c:2784)
[   15.843263][  T363]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.843411][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.843546][  T363]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.843683][  T363]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.843816][  T363]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.843953][  T363]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.844087][  T363]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.844252][  T363] RIP: 0033:0x7f447476008e
[   15.844404][  T363] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.844880][  T363] RSP: 002b:00007ffd4f7078a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.845082][  T363] RAX: ffffffffffffffda RBX: 00007ffd4f708040 RCX: 00007f447476008e
[   15.845281][  T363] RDX: 0000000000000000 RSI: 00007ffd4f707950 RDI: 0000000000000005
[   15.845488][  T363] RBP: 00007ffd4f7078b0 R08: 0000000000000000 R09: 0000000000000000
[   15.845687][  T363] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   15.845886][  T363] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4f708010
| [   15.880243][  T364] ------------[ cut here ]------------
| [   15.880412][  T364] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/364
| [   15.880638][  T364] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.881201][  T364] Tainted: [W]=WARN
[   15.881330][  T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.881501][  T364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.881671][  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
[   15.882130][  T364] RSP: 0018:ffa0000000666ff8 EFLAGS: 00010286
[   15.882297][  T364] RAX: 00000000ffffffa6 RBX: ff110000028fdc40 RCX: 1ff40000000ccdc5
[   15.882501][  T364] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fdcfc
[   15.882690][  T364] RBP: ff1100000d764000 R08: 1fe220000051fba1 R09: ff1100000ffd2e58
[   15.882883][  T364] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.883078][  T364] R13: 0000000000000000 R14: ffa0000000667140 R15: ff110000097c1fd0
[   15.883278][  T364] FS:  00007f3c738f5840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.883527][  T364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.883691][  T364] CR2: 000000000ea61988 CR3: 0000000010111006 CR4: 0000000000771ef0
[   15.883887][  T364] PKRU: 55555554
[   15.883987][  T364] Call Trace:
[   15.884084][  T364]  <TASK>
[   15.884153][  T364]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   15.884288][  T364]  __dev_change_net_namespace (net/core/dev.c:12635)
[   15.884463][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.884592][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.884722][  T364]  ? default_device_exit_batch (net/core/dev.c:13091)
[   15.884881][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.885012][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.885142][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.885272][  T364]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.885446][  T364]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.885576][  T364]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   15.885707][  T364]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   15.885837][  T364]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.885968][  T364]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.886131][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.886263][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.886404][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.886533][  T364]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.886662][  T364]  ? __kernel_text_address (kernel/extable.c:79)
[   15.886793][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.886922][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.887052][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.887186][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.887323][  T364]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.887455][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.887582][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.887710][  T364]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.887840][  T364]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.887969][  T364]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.888098][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.888229][  T364]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.888370][  T364]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.888504][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.888634][  T364]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.888763][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.888890][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.889018][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.889145][  T364]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.889272][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.889414][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.889544][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.889670][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.889797][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.889926][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.890054][  T364]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.890181][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.890317][  T364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.890450][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.890580][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.890708][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.890837][  T364]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.890965][  T364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.891094][  T364]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.891226][  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))
[   15.891368][  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))
[   15.891499][  T364]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.891629][  T364]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.891756][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.891884][  T364]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.892016][  T364]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.892145][  T364]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.892274][  T364]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.892415][  T364]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.892543][  T364]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.892703][  T364]  ? move_addr_to_kernel (net/socket.c:258)
[   15.892831][  T364]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.892960][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.893092][  T364]  ___sys_sendmsg (net/socket.c:2752)
[   15.893219][  T364]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.893395][  T364]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.893536][  T364]  __sys_sendmsg (net/socket.c:2784)
[   15.893667][  T364]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.893795][  T364]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.893957][  T364]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.894085][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.894212][  T364]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.894357][  T364]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.894491][  T364]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.894628][  T364]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.894785][  T364] RIP: 0033:0x7f3c73b2f08e
[   15.894921][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.895394][  T364] RSP: 002b:00007fffc33fccd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.895589][  T364] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3c73b2f08e
[   15.895782][  T364] RDX: 0000000000000000 RSI: 00007fffc33fcd80 RDI: 0000000000000005
[   15.895975][  T364] RBP: 00007fffc33fcce0 R08: 0000000000000000 R09: 0000000000000000
[   15.896168][  T364] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   15.896370][  T364] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc33fd440
| [   15.898932][  T364] ------------[ cut here ]------------
| [   15.899067][  T364] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/364
| [   15.899298][  T364] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.899871][  T364] Tainted: [W]=WARN
[   15.899971][  T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.900138][  T364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.900305][  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
[   15.900777][  T364] RSP: 0018:ffa0000000666fc0 EFLAGS: 00010286
[   15.900942][  T364] RAX: 00000000ffffffa6 RBX: ff110000028fd700 RCX: 1ff40000000ccdbe
[   15.901141][  T364] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028fd7bc
[   15.901340][  T364] RBP: ff1100000d764000 R08: 1fe220000051faf9 R09: ff1100000ffd2e58
[   15.901539][  T364] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.901733][  T364] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097c1fd0
[   15.901928][  T364] FS:  00007f3c738f5840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   15.902160][  T364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.902420][  T364] CR2: 000000000ea61988 CR3: 0000000010111006 CR4: 0000000000771ef0
[   15.902615][  T364] PKRU: 55555554
[   15.902712][  T364] Call Trace:
[   15.902809][  T364]  <TASK>
[   15.902876][  T364]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.903093][  T364]  ? notifier_call_chain (kernel/notifier.c:85)
[   15.903315][  T364]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.903420][  T364]  __dev_change_net_namespace (net/core/dev.c:12695)
[   15.903585][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.903716][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.903847][  T364]  ? default_device_exit_batch (net/core/dev.c:13091)
[   15.904180][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.904486][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.904617][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.904748][  T364]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   15.905050][  T364]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   15.905181][  T364]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   15.905324][  T364]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   15.905464][  T364]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.905596][  T364]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.905759][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.905888][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.906022][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.906152][  T364]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.906287][  T364]  ? __kernel_text_address (kernel/extable.c:79)
[   15.906432][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.906649][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.906782][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.906913][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.907047][  T364]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.907178][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.907317][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.907454][  T364]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.907587][  T364]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   15.907802][  T364]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.907935][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.908155][  T364]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.908285][  T364]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.908428][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.908565][  T364]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.908697][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.908999][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.909130][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.909260][  T364]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.909406][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.909539][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.909671][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.909802][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.910109][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.910243][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.910391][  T364]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.910522][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.910745][  T364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.910874][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.911014][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.911144][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.911275][  T364]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.911501][  T364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.911632][  T364]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.911766][  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))
[   15.911896][  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))
[   15.912029][  T364]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.912162][  T364]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.912299][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.912437][  T364]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.912740][  T364]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.912872][  T364]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.913009][  T364]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.913140][  T364]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.913272][  T364]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.913449][  T364]  ? move_addr_to_kernel (net/socket.c:258)
[   15.913581][  T364]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.913713][  T364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.914119][  T364]  ___sys_sendmsg (net/socket.c:2752)
[   15.914249][  T364]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.914670][  T364]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.914820][  T364]  __sys_sendmsg (net/socket.c:2784)
[   15.914951][  T364]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.915086][  T364]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.915251][  T364]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.915391][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.915524][  T364]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.915655][  T364]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.915788][  T364]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.915989][  T364]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.916152][  T364] RIP: 0033:0x7f3c73b2f08e
[   15.916288][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.916765][  T364] RSP: 002b:00007fffc33fccd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.916961][  T364] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3c73b2f08e
[   15.917159][  T364] RDX: 0000000000000000 RSI: 00007fffc33fcd80 RDI: 0000000000000005
[   15.917623][  T364] RBP: 00007fffc33fcce0 R08: 0000000000000000 R09: 0000000000000000
[   15.917818][  T364] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   15.918018][  T364] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc33fd440
| [   15.982529][  T367] ------------[ cut here ]------------
| [   15.982731][  T367] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/367
| [   15.983011][  T367] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   15.983704][  T367] Tainted: [W]=WARN
[   15.983850][  T367] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.984066][  T367] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.984289][  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
[   15.984821][  T367] RSP: 0018:ffa0000000867020 EFLAGS: 00010286
[   15.985034][  T367] RAX: 00000000ffffffa6 RBX: ff1100000b5fd8c0 RCX: 1ff400000010cdca
[   15.985280][  T367] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fd97c
[   15.985549][  T367] RBP: ff1100000d764000 R08: 1fe22000016bfb31 R09: ff1100000d77d158
[   15.985789][  T367] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.986029][  T367] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.986275][  T367] FS:  00007fe1843cf840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   15.986579][  T367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.986792][  T367] CR2: 000000003dd08988 CR3: 000000000fa3f001 CR4: 0000000000771ef0
[   15.987036][  T367] PKRU: 55555554
[   15.987181][  T367] Call Trace:
[   15.987336][  T367]  <TASK>
[   15.987466][  T367]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.987648][  T367]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.987797][  T367]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.987976][  T367]  __dev_notify_flags (net/core/dev.c:9787)
[   15.988158][  T367]  ? netif_change_name (net/core/dev.c:1495)
[   15.988355][  T367]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.988535][  T367]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.988712][  T367]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.988892][  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))
[   15.989074][  T367]  netif_change_flags (net/core/dev.c:9820)
[   15.989254][  T367]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.989452][  T367]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.989632][  T367]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.989814][  T367]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.990027][  T367]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.990205][  T367]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.990404][  T367]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.990585][  T367]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.990762][  T367]  ? __kernel_text_address (kernel/extable.c:79)
[   15.990941][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.991123][  T367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.991311][  T367]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.991502][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.991681][  T367]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.991856][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.992034][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.992215][  T367]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.992417][  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)
[   15.992596][  T367]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.992774][  T367]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.992952][  T367]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.993133][  T367]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.993322][  T367]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.993517][  T367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.993698][  T367]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.993875][  T367]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.994051][  T367]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.994229][  T367]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.994430][  T367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.994607][  T367]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.994785][  T367]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.994967][  T367]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.995152][  T367]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.995339][  T367]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.995532][  T367]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.995710][  T367]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.995891][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.996073][  T367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.996250][  T367]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.996450][  T367]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.996634][  T367]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.996815][  T367]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.996997][  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))
[   15.997174][  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))
[   15.997375][  T367]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.997556][  T367]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.997736][  T367]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.997920][  T367]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.998101][  T367]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.998280][  T367]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.998481][  T367]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.998662][  T367]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.998840][  T367]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.999049][  T367]  ? move_addr_to_kernel (net/socket.c:258)
[   15.999233][  T367]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.999432][  T367]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.999615][  T367]  ___sys_sendmsg (net/socket.c:2752)
[   15.999791][  T367]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.000002][  T367]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.000192][  T367]  __sys_sendmsg (net/socket.c:2784)
[   16.000395][  T367]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.000575][  T367]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.000793][  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)
[   16.000973][  T367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.001153][  T367]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.001340][  T367]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.001531][  T367]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.001712][  T367]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.001923][  T367] RIP: 0033:0x7fe18460908e
[   16.002112][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.002645][  T367] RSP: 002b:00007ffd8367c930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.002892][  T367] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe18460908e
[   16.003140][  T367] RDX: 0000000000000000 RSI: 00007ffd8367c9e0 RDI: 0000000000000005
[   16.003406][  T367] RBP: 00007ffd8367c940 R08: 0000000000000000 R09: 0000000000000000
[   16.003653][  T367] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   16.003897][  T367] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8367d0b0
| [   16.102526][  T370] ------------[ cut here ]------------
| [   16.102696][  T370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/370
| [   16.102926][  T370] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   16.103517][  T370] Tainted: [W]=WARN
[   16.103615][  T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.103776][  T370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.103944][  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
[   16.104418][  T370] RSP: 0018:ffa0000000676ff8 EFLAGS: 00010286
[   16.104582][  T370] RAX: 00000000ffffffa6 RBX: ff1100001186f8c0 RCX: 1ff40000000cedc5
[   16.104776][  T370] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186f97c
[   16.104972][  T370] RBP: ff1100000fcc9000 R08: 1fe220000230df31 R09: ff1100000e0d5158
[   16.105169][  T370] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.105375][  T370] R13: 0000000000000000 R14: ffa0000000677140 R15: ff1100000bf96dd0
[   16.105571][  T370] FS:  00007ff71c4cd840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   16.105798][  T370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.105964][  T370] CR2: 000000002d060988 CR3: 000000000fa3e004 CR4: 0000000000771ef0
[   16.106158][  T370] PKRU: 55555554
[   16.106254][  T370] Call Trace:
[   16.106361][  T370]  <TASK>
[   16.106429][  T370]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   16.106562][  T370]  __dev_change_net_namespace (net/core/dev.c:12635)
[   16.106726][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.106856][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.106989][  T370]  ? default_device_exit_batch (net/core/dev.c:13091)
[   16.107148][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.107274][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.107415][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.107544][  T370]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.107674][  T370]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.107805][  T370]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   16.107937][  T370]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   16.108070][  T370]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.108200][  T370]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.108373][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.108503][  T370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.108634][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.108765][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.108895][  T370]  ? __kernel_text_address (kernel/extable.c:79)
[   16.109026][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.109157][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.109285][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.109429][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.109559][  T370]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.109687][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.109819][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.109949][  T370]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.110080][  T370]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.110213][  T370]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.110354][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.110485][  T370]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.110614][  T370]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.110747][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.110880][  T370]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.111013][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.111142][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.111269][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.111459][  T370]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.111588][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.111720][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.111848][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.111977][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.112106][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.112236][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.112375][  T370]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.112504][  T370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.112632][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.112760][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.112893][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.113021][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.113151][  T370]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.113280][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.113422][  T370]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.113555][  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))
[   16.113683][  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))
[   16.113815][  T370]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.113945][  T370]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.114074][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.114205][  T370]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.114340][  T370]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.114478][  T370]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.114611][  T370]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.114741][  T370]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.114872][  T370]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.115032][  T370]  ? move_addr_to_kernel (net/socket.c:258)
[   16.115163][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.115298][  T370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.115437][  T370]  ___sys_sendmsg (net/socket.c:2752)
[   16.115566][  T370]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.115726][  T370]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.115868][  T370]  __sys_sendmsg (net/socket.c:2784)
[   16.115997][  T370]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.116126][  T370]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.116287][  T370]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.116431][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.116560][  T370]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.116689][  T370]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.116820][  T370]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.116949][  T370]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.117110][  T370] RIP: 0033:0x7ff71c70708e
[   16.117247][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.117716][  T370] RSP: 002b:00007ffe78928570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.117911][  T370] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff71c70708e
[   16.118104][  T370] RDX: 0000000000000000 RSI: 00007ffe78928620 RDI: 0000000000000005
[   16.118299][  T370] RBP: 00007ffe78928580 R08: 0000000000000000 R09: 0000000000000000
[   16.118496][  T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   16.118692][  T370] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe78928ce0
| [   16.122661][  T370] ------------[ cut here ]------------
| [   16.122809][  T370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/370
| [   16.123042][  T370] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   16.123628][  T370] Tainted: [W]=WARN
[   16.123728][  T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.123890][  T370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.124060][  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
[   16.124538][  T370] RSP: 0018:ffa0000000676fc0 EFLAGS: 00010286
[   16.124701][  T370] RAX: 00000000ffffffa6 RBX: ff11000005f051c0 RCX: 1ff40000000cedbe
[   16.124896][  T370] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f0527c
[   16.125090][  T370] RBP: ff1100000fcc9000 R08: 1fe2200000be0a51 R09: ff1100000e0d5158
[   16.125283][  T370] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.125493][  T370] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf96dd0
[   16.125691][  T370] FS:  00007ff71c4cd840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   16.125922][  T370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.126087][  T370] CR2: 000000002d060988 CR3: 000000000fa3e004 CR4: 0000000000771ef0
[   16.126287][  T370] PKRU: 55555554
[   16.126396][  T370] Call Trace:
[   16.126493][  T370]  <TASK>
[   16.126561][  T370]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.126692][  T370]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.126824][  T370]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.126924][  T370]  __dev_change_net_namespace (net/core/dev.c:12695)
[   16.127089][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.127221][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.127363][  T370]  ? default_device_exit_batch (net/core/dev.c:13091)
[   16.127524][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.127655][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.127787][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.127918][  T370]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.128052][  T370]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   16.128184][  T370]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   16.128324][  T370]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   16.128463][  T370]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.128594][  T370]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.128760][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.128890][  T370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.129022][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.129151][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.129282][  T370]  ? __kernel_text_address (kernel/extable.c:79)
[   16.129424][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.129556][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.129687][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.129819][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.129950][  T370]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.130079][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.130207][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.130340][  T370]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.130478][  T370]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.130608][  T370]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.130739][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.130872][  T370]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.131005][  T370]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.131138][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.131271][  T370]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.131413][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.131542][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.131671][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.131801][  T370]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.131930][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.132064][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.132192][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.132327][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.132464][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.132596][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.132727][  T370]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.132858][  T370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.132990][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.133119][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.133250][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.133389][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.133520][  T370]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.133650][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.133781][  T370]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.133915][  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))
[   16.134047][  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))
[   16.134180][  T370]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.134319][  T370]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.134454][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.134587][  T370]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.134718][  T370]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.134853][  T370]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.134987][  T370]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.135120][  T370]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.135251][  T370]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.135422][  T370]  ? move_addr_to_kernel (net/socket.c:258)
[   16.135554][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.135685][  T370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.135816][  T370]  ___sys_sendmsg (net/socket.c:2752)
[   16.135947][  T370]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.136113][  T370]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.136256][  T370]  __sys_sendmsg (net/socket.c:2784)
[   16.136398][  T370]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.136528][  T370]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.136694][  T370]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.136824][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.136955][  T370]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.137088][  T370]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.137219][  T370]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.137358][  T370]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.137522][  T370] RIP: 0033:0x7ff71c70708e
[   16.137659][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.138126][  T370] RSP: 002b:00007ffe78928570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.138328][  T370] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff71c70708e
[   16.138530][  T370] RDX: 0000000000000000 RSI: 00007ffe78928620 RDI: 0000000000000005
[   16.138725][  T370] RBP: 00007ffe78928580 R08: 0000000000000000 R09: 0000000000000000
[   16.138922][  T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   16.139115][  T370] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe78928ce0
| [   16.166153][  T371] ------------[ cut here ]------------
| [   16.166309][  T371] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/371
| [   16.167121][  T371] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   16.167697][  T371] Tainted: [W]=WARN
[   16.167796][  T371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.167958][  T371] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.168135][  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
[   16.168629][  T371] RSP: 0018:ffa0000000687020 EFLAGS: 00010286
[   16.168796][  T371] RAX: 00000000ffffffa6 RBX: ff11000005825e00 RCX: 1ff40000000d0dca
[   16.168992][  T371] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005825ebc
[   16.169184][  T371] RBP: ff1100000fcc9000 R08: 1fe2200000b04bd9 R09: ff1100000e0d2e58
[   16.169397][  T371] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   16.169591][  T371] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.169790][  T371] FS:  00007fe6427c9840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   16.170021][  T371] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.170186][  T371] CR2: 000000003bdcf988 CR3: 000000001036d006 CR4: 0000000000771ef0
[   16.170399][  T371] PKRU: 55555554
[   16.170497][  T371] Call Trace:
[   16.170594][  T371]  <TASK>
[   16.170665][  T371]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.170797][  T371]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.170897][  T371]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.171031][  T371]  __dev_notify_flags (net/core/dev.c:9787)
[   16.171163][  T371]  ? netif_change_name (net/core/dev.c:1495)
[   16.171297][  T371]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.171435][  T371]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.171567][  T371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.171699][  T371]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   16.171833][  T371]  netif_change_flags (net/core/dev.c:9820)
[   16.171965][  T371]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.172097][  T371]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.172230][  T371]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.172375][  T371]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.172542][  T371]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.172674][  T371]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.172805][  T371]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.172934][  T371]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.173066][  T371]  ? __kernel_text_address (kernel/extable.c:79)
[   16.173197][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.173336][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.173473][  T371]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.173605][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.173736][  T371]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.173867][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.173997][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.174128][  T371]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.174260][  T371]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.174403][  T371]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.174537][  T371]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.174669][  T371]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.174803][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.174937][  T371]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.175070][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.175199][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.175336][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.175551][  T371]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.175743][  T371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.175876][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.176006][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.176136][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.176267][  T371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.176462][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.176595][  T371]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.176726][  T371]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.176856][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.176986][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.177120][  T371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.177249][  T371]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.177474][  T371]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.177605][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.177736][  T371]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.177870][  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))
[   16.177999][  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))
[   16.178131][  T371]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.178263][  T371]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.178465][  T371]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.178597][  T371]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.178761][  T371]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.178895][  T371]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.179029][  T371]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.179161][  T371]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.179291][  T371]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.179538][  T371]  ? move_addr_to_kernel (net/socket.c:258)
[   16.179671][  T371]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.179803][  T371]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.179937][  T371]  ___sys_sendmsg (net/socket.c:2752)
[   16.180071][  T371]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.180234][  T371]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.180450][  T371]  __sys_sendmsg (net/socket.c:2784)
[   16.180580][  T371]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.180710][  T371]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.180876][  T371]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.181009][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.181141][  T371]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.181272][  T371]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.181497][  T371]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.181629][  T371]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.181791][  T371] RIP: 0033:0x7fe642a0308e
[   16.181929][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.182469][  T371] RSP: 002b:00007fff1d11e630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.182665][  T371] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe642a0308e
[   16.182860][  T371] RDX: 0000000000000000 RSI: 00007fff1d11e6e0 RDI: 0000000000000005
[   16.183056][  T371] RBP: 00007fff1d11e640 R08: 0000000000000000 R09: 0000000000000000
[   16.183250][  T371] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   16.183538][  T371] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1d11edb0
| [   16.185870][   T57] ------------[ cut here ]------------
| [   16.185999][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/57
| [   16.186235][   T57] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   16.186794][   T57] Tainted: [W]=WARN
[   16.186885][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.187035][   T57] Workqueue: events_unbound linkwatch_event
[   16.187189][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.187356][   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
[   16.187801][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   16.187954][   T57] RAX: 00000000ffffffa6 RBX: ff1100000b429c40 RCX: 1ff400000007bf02
[   16.188135][   T57] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b429cfc
[   16.188318][   T57] RBP: ff1100000fcc9000 R08: 1fe22000016853a1 R09: ff110000026b51a8
[   16.188504][   T57] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   16.188686][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.188872][   T57] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   16.189084][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.189236][   T57] CR2: 000000003bdcf988 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   16.189429][   T57] PKRU: 55555554
[   16.189518][   T57] Call Trace:
[   16.189607][   T57]  <TASK>
[   16.189669][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.189796][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.189922][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.190014][   T57]  netif_state_change (net/core/dev.c:1605)
[   16.190134][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   16.190289][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   16.190417][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   16.190537][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.190661][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   16.190784][   T57]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   16.190905][   T57]  process_one_work (kernel/workqueue.c:3314)
[   16.191029][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.191149][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.191274][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.191406][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.191528][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   16.191650][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.191769][   T57]  kthread (kernel/kthread.c:436)
[   16.191860][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.192010][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.192130][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.192252][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.192414][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.192535][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.192655][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.194515][   T57] ------------[ cut here ]------------
| [   16.194660][   T57] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/57
| [   16.194900][   T57] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   16.195531][   T57] Tainted: [W]=WARN
[   16.195623][   T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.195772][   T57] Workqueue: events_unbound linkwatch_event
[   16.195956][   T57] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.196115][   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
[   16.196611][   T57] RSP: 0018:ffa00000003df9e0 EFLAGS: 00010286
[   16.196814][   T57] RAX: 00000000ffffffa6 RBX: ff1100000d426580 RCX: 1ff400000007bf02
[   16.196995][   T57] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d42663c
[   16.197176][   T57] RBP: ff1100000d764000 R08: 1fe2200001a84cc9 R09: ff110000026b51a8
[   16.197412][   T57] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   16.197591][   T57] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.197793][   T57] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   16.198003][   T57] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.198155][   T57] CR2: 000000003bdcf988 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   16.198388][   T57] PKRU: 55555554
[   16.198478][   T57] Call Trace:
[   16.198568][   T57]  <TASK>
[   16.198636][   T57]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.198758][   T57]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.198880][   T57]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.198973][   T57]  netif_state_change (net/core/dev.c:1605)
[   16.199098][   T57]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   16.199254][   T57]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   16.199432][   T57]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   16.199554][   T57]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.199678][   T57]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   16.199798][   T57]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   16.199918][   T57]  process_one_work (kernel/workqueue.c:3314)
[   16.200045][   T57]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.200166][   T57]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.200291][   T57]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.200467][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.200587][   T57]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   16.200709][   T57]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.200830][   T57]  kthread (kernel/kthread.c:436)
[   16.200926][   T57]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.201080][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.201202][   T57]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.201330][   T57]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.201532][   T57]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.201654][   T57]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.201775][   T57]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.314371][  T374] ------------[ cut here ]------------
| [   16.314594][  T374] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/374
| [   16.314880][  T374] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   16.315603][  T374] Tainted: [W]=WARN
[   16.315753][  T374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.315971][  T374] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.316195][  T374] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.316748][  T374] RSP: 0018:ffa00000005d6e90 EFLAGS: 00010286
[   16.316970][  T374] RAX: 00000000ffffffa6 RBX: ff1100000c6423c0 RCX: 1ff40000000bad98
[   16.317219][  T374] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c64247c
[   16.317630][  T374] RBP: ff1100000d764000 R08: 1fe22000018c8491 R09: ff1100000e248b58
[   16.318006][  T374] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   16.318325][  T374] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   16.318649][  T374] FS:  00007f1598a6a840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   16.319031][  T374] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.319332][  T374] CR2: 0000000014a563b8 CR3: 000000000e057002 CR4: 0000000000771ef0
[   16.319663][  T374] PKRU: 55555554
[   16.319866][  T374] Call Trace:
[   16.320071][  T374]  <TASK>
[   16.320246][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.320509][  T374]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   16.320753][  T374]  notifier_call_chain (kernel/notifier.c:85)
[   16.321118][  T374]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   16.321486][  T374]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   16.321834][  T374]  veth_xdp_set (drivers/net/veth.c:1638)
[   16.322185][  T374]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   16.322517][  T374]  dev_xdp_install (net/core/dev.c:10348)
[   16.322822][  T374]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   16.323051][  T374]  dev_xdp_attach (net/core/dev.c:10504)
[   16.323237][  T374]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   16.323466][  T374]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   16.323654][  T374]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   16.323841][  T374]  dev_change_xdp_fd (net/core/dev.c:10759)
[   16.324028][  T374]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   16.324215][  T374]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.324424][  T374]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.324643][  T374]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.324828][  T374]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.325012][  T374]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.325195][  T374]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.325399][  T374]  ? __kernel_text_address (kernel/extable.c:79)
[   16.325584][  T374]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.325772][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.325960][  T374]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.326145][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.326336][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.326535][  T374]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.326721][  T374]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.326905][  T374]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.327090][  T374]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.327274][  T374]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.327482][  T374]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.327670][  T374]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.327857][  T374]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.328045][  T374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.328226][  T374]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.328429][  T374]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.328611][  T374]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.328794][  T374]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.328986][  T374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.329170][  T374]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.329379][  T374]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.329564][  T374]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.329751][  T374]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.329940][  T374]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.330125][  T374]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.330318][  T374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.330516][  T374]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.330701][  T374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.330882][  T374]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.331066][  T374]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.331248][  T374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.331453][  T374]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.331641][  T374]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.331829][  T374]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.332025][  T374]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.332212][  T374]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.332420][  T374]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.332605][  T374]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.332791][  T374]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.332977][  T374]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.333164][  T374]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.333374][  T374]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.333559][  T374]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.333775][  T374]  ? move_addr_to_kernel (net/socket.c:258)
[   16.333963][  T374]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.334148][  T374]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.334360][  T374]  ___sys_sendmsg (net/socket.c:2752)
[   16.334544][  T374]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.334766][  T374]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.334963][  T374]  __sys_sendmsg (net/socket.c:2784)
[   16.335149][  T374]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.335339][  T374]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.335573][  T374]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.335757][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.335941][  T374]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.336129][  T374]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.336320][  T374]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.336519][  T374]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.336736][  T374] RIP: 0033:0x7f1598ca408e
[   16.336927][  T374] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.337483][  T374] RSP: 002b:00007ffde2d17030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.337736][  T374] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f1598ca408e
[   16.337986][  T374] RDX: 0000000000000000 RSI: 00007ffde2d170e0 RDI: 0000000000000005
[   16.338237][  T374] RBP: 00007ffde2d17040 R08: 0000000000000000 R09: 0000000000000000
[   16.338513][  T374] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   16.338764][  T374] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde2d177b0
| [   16.355468][  T374] ------------[ cut here ]------------
| [   16.355617][  T374] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/374
| [   16.355846][  T374] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   16.356445][  T374] Tainted: [W]=WARN
[   16.356543][  T374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.356704][  T374] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.356871][  T374] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.357337][  T374] RSP: 0018:ffa00000005d70a0 EFLAGS: 00010286
[   16.357507][  T374] RAX: 00000000ffffffa6 RBX: ff1100000c642900 RCX: 1ff40000000badda
[   16.357698][  T374] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6429bc
[   16.357890][  T374] RBP: ff1100000fcc9000 R08: 1fe22000018c8539 R09: ff1100000e248b58
[   16.358082][  T374] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   16.358275][  T374] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000512f164
[   16.358495][  T374] FS:  00007f1598a6a840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   16.358721][  T374] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.358883][  T374] CR2: 0000561705c5dd5c CR3: 000000000e057004 CR4: 0000000000771ef0
[   16.359081][  T374] PKRU: 55555554
[   16.359178][  T374] Call Trace:
[   16.359274][  T374]  <TASK>
[   16.359351][  T374]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.359481][  T374]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.359615][  T374]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.359714][  T374]  netif_state_change (net/core/dev.c:1605)
[   16.359844][  T374]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   16.360008][  T374]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   16.360137][  T374]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   16.360268][  T374]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.360409][  T374]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.360569][  T374]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.360696][  T374]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.360825][  T374]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.360954][  T374]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.361082][  T374]  ? __kernel_text_address (kernel/extable.c:79)
[   16.361211][  T374]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.361354][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.361483][  T374]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.361611][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.361739][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.361869][  T374]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.361998][  T374]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   16.362126][  T374]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.362254][  T374]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.362394][  T374]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.362522][  T374]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.362654][  T374]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.362788][  T374]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.362919][  T374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.363049][  T374]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.363178][  T374]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.363311][  T374]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.363447][  T374]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.363578][  T374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.363705][  T374]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.363834][  T374]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.363961][  T374]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.364091][  T374]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.364220][  T374]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.364359][  T374]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.364488][  T374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.364616][  T374]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.364745][  T374]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.364875][  T374]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.365005][  T374]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.365132][  T374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.365263][  T374]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.365404][  T374]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.365533][  T374]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.365663][  T374]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.365794][  T374]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.365923][  T374]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.366053][  T374]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.366183][  T374]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.366320][  T374]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.366454][  T374]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.366583][  T374]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.366711][  T374]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.366871][  T374]  ? move_addr_to_kernel (net/socket.c:258)
[   16.367001][  T374]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.367129][  T374]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.367258][  T374]  ___sys_sendmsg (net/socket.c:2752)
[   16.367399][  T374]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.367558][  T374]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.367699][  T374]  __sys_sendmsg (net/socket.c:2784)
[   16.367827][  T374]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.367954][  T374]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.368116][  T374]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.368245][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.368384][  T374]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.368518][  T374]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.368647][  T374]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.368777][  T374]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.368936][  T374] RIP: 0033:0x7f1598ca408e
[   16.369071][  T374] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.369544][  T374] RSP: 002b:00007ffde2d17030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.369742][  T374] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f1598ca408e
[   16.369934][  T374] RDX: 0000000000000000 RSI: 00007ffde2d170e0 RDI: 0000000000000005
[   16.370127][  T374] RBP: 00007ffde2d17040 R08: 0000000000000000 R09: 0000000000000000
[   16.370324][  T374] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   16.370526][  T374] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde2d177b0
| [   19.696363][  T384] ------------[ cut here ]------------
| [   19.696548][  T384] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/384
| [   19.696828][  T384] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   19.697426][  T384] Tainted: [W]=WARN
[   19.697528][  T384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.697700][  T384] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.697876][  T384] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.698356][  T384] RSP: 0018:ffa00000007374e8 EFLAGS: 00010286
[   19.698527][  T384] RAX: 00000000ffffffa6 RBX: ff1100000c628580 RCX: 1ff40000000e6e63
[   19.698725][  T384] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c62863c
[   19.698937][  T384] RBP: ff1100000fcc9000 R08: 1fe22000018c50c9 R09: ff1100000f892e80
[   19.699135][  T384] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   19.699348][  T384] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   19.699554][  T384] FS:  00007f2b4fa92100(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   19.699790][  T384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.699962][  T384] CR2: 00000000004d6034 CR3: 0000000011ae8006 CR4: 0000000000771ef0
[   19.700167][  T384] PKRU: 55555554
[   19.700268][  T384] Call Trace:
[   19.700379][  T384]  <TASK>
[   19.700449][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.700585][  T384]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   19.700720][  T384]  notifier_call_chain (kernel/notifier.c:85)
[   19.700857][  T384]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   19.700994][  T384]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   19.701130][  T384]  ethnl_set_features (net/ethtool/features.c:288)
[   19.701270][  T384]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.701510][  T384]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   19.701649][  T384]  ? __nla_validate_parse (lib/nlattr.c:635)
[   19.701786][  T384]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   19.701958][  T384]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   19.702092][  T384]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   19.702261][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.702478][  T384]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.702617][  T384]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   19.702759][  T384]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   19.702896][  T384]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   19.703062][  T384]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.703230][  T384]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   19.703439][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.703577][  T384]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   19.703713][  T384]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.703848][  T384]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   19.703985][  T384]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.704124][  T384]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   19.704257][  T384]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   19.704483][  T384]  genl_rcv (net/netlink/genetlink.c:1218)
[   19.704584][  T384]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.704718][  T384]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.704850][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.704986][  T384]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.705121][  T384]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.705258][  T384]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.705405][  T384]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.705539][  T384]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   19.705674][  T384]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   19.705821][  T384]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   19.705954][  T384]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.706125][  T384]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   19.706260][  T384]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   19.706402][  T384]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.706535][  T384]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.706670][  T384]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.706806][  T384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.706973][  T384] RIP: 0033:0x7f2b4fb0308e
[   19.707118][  T384] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.707609][  T384] RSP: 002b:00007ffe999180b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   19.707811][  T384] RAX: ffffffffffffffda RBX: 0000000012980010 RCX: 00007f2b4fb0308e
[   19.708009][  T384] RDX: 0000000000000058 RSI: 0000000012980120 RDI: 0000000000000005
[   19.708211][  T384] RBP: 00007ffe999180c0 R08: 00007f2b4fc91980 R09: 000000000000000c
[   19.708420][  T384] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000129800b0
[   19.708617][  T384] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   23.013632][   T12] ------------[ cut here ]------------
| [   23.013843][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.014126][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.014815][   T12] Tainted: [W]=WARN
[   23.014952][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.015148][   T12] Workqueue: netns cleanup_net
[   23.015326][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.015539][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.016007][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.016205][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a256040 RCX: 1ff4000000018eed
[   23.016446][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2560fc
[   23.016668][   T12] RBP: ff1100000eeb4000 R08: 1fe220000144ac21 R09: ff11000001aed1d0
[   23.016891][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.017111][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.017357][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.017610][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.017809][   T12] CR2: 0000561705c5dd5c CR3: 0000000004b59003 CR4: 0000000000771ef0
[   23.018037][   T12] PKRU: 55555554
[   23.018171][   T12] Call Trace:
[   23.018310][   T12]  <TASK>
[   23.018437][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.018639][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.018834][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.019009][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.019179][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.019364][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.019530][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.019699][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.019868][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.020031][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.020204][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.020390][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.020564][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.020733][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.020901][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.021071][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.021239][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.021421][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.021598][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.021767][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.021931][   T12]  kthread (kernel/kthread.c:436)
[   23.022071][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.022271][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.022457][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.022626][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.022823][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.022992][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.023157][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.025810][   T12] ------------[ cut here ]------------
| [   23.025973][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.026252][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.026991][   T12] Tainted: [W]=WARN
[   23.027128][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.027327][   T12] Workqueue: netns cleanup_net
[   23.027511][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.027712][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.028252][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.028540][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a257000 RCX: 1ff4000000018eed
[   23.028841][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2570bc
[   23.029063][   T12] RBP: ff1100000e889000 R08: 1fe220000144ae19 R09: ff11000001aed1d0
[   23.029296][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.029542][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.029763][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.030016][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.030212][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   23.030451][   T12] PKRU: 55555554
[   23.030585][   T12] Call Trace:
[   23.030721][   T12]  <TASK>
[   23.030831][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.031028][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.031219][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.031403][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.031588][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.031823][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.031990][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.032158][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.032333][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.032543][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.032712][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.032888][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.033051][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.033217][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.033399][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.033638][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.033806][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.034045][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.034217][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.034406][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.034668][   T12]  kthread (kernel/kthread.c:436)
[   23.034829][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.035039][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.035249][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.035450][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.035726][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.035896][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.036064][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.039469][   T12] ------------[ cut here ]------------
| [   23.039662][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.039942][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.041092][   T12] Tainted: [W]=WARN
[   23.041381][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.041625][   T12] Workqueue: netns cleanup_net
[   23.041841][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.042087][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.042620][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.042870][   T12] RAX: 00000000ffffffa6 RBX: ff110000052efa80 RCX: 1ff4000000018eed
[   23.043139][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052efb3c
[   23.043427][   T12] RBP: ff1100001003c000 R08: 1fe2200000a5df69 R09: ff11000001aed1d0
[   23.043698][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.043963][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.044233][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.044551][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.044791][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   23.045059][   T12] PKRU: 55555554
[   23.045243][   T12] Call Trace:
[   23.045441][   T12]  <TASK>
[   23.045640][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.045944][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.046233][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.046514][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.046774][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.047030][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.047283][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.047463][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.047631][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.047794][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.047963][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.048128][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.048290][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.048478][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.048641][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.048810][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.049050][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.049215][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.049403][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.049575][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.049742][   T12]  kthread (kernel/kthread.c:436)
[   23.049878][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.050144][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.050311][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.050496][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.050692][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.050958][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.051154][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.053950][   T12] ------------[ cut here ]------------
| [   23.054113][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.055046][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.055789][   T12] Tainted: [W]=WARN
[   23.055978][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.056218][   T12] Workqueue: netns cleanup_net
[   23.056457][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.056718][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.057228][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.057487][   T12] RAX: 00000000ffffffa6 RBX: ff11000012435c40 RCX: 1ff4000000018eed
[   23.057753][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012435cfc
[   23.058019][   T12] RBP: ff1100000ec41000 R08: 1fe2200002486ba1 R09: ff11000001aed1d0
[   23.058282][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.058565][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.058834][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.059131][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.059398][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   23.059669][   T12] PKRU: 55555554
[   23.059855][   T12] Call Trace:
[   23.060038][   T12]  <TASK>
[   23.060193][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.060469][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.060706][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.060981][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.061236][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.061509][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.061675][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.061843][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.062012][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.062175][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.062363][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.062530][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.062694][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.062861][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.063030][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.063201][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.063392][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.063562][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.063735][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.063908][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.064073][   T12]  kthread (kernel/kthread.c:436)
[   23.064211][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.064422][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.064589][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.064756][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.064951][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.065117][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.065281][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.067892][   T12] ------------[ cut here ]------------
| [   23.068053][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.069129][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.069860][   T12] Tainted: [W]=WARN
[   23.070042][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.070280][   T12] Workqueue: netns cleanup_net
[   23.070525][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.070802][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.071311][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.071573][   T12] RAX: 00000000ffffffa6 RBX: ff110000124358c0 RCX: 1ff4000000018eed
[   23.071839][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001243597c
[   23.072104][   T12] RBP: ff1100000a949000 R08: 1fe2200002486b31 R09: ff11000001aed1d0
[   23.072395][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.072663][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.072929][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.073223][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.073486][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   23.073753][   T12] PKRU: 55555554
[   23.073931][   T12] Call Trace:
[   23.074110][   T12]  <TASK>
[   23.074265][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.074532][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.074769][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.075023][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.075235][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.075464][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.075673][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.075882][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.076092][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.076300][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.076532][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.076744][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.076951][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.077167][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.077450][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.077716][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.077976][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.078187][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.078375][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.078544][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.078706][   T12]  kthread (kernel/kthread.c:436)
[   23.078840][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.079031][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.079194][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.079373][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.079568][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.079733][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.079897][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.096078][  T395] ------------[ cut here ]------------
| [   23.096297][  T395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/395
| [   23.096665][  T395] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.097558][  T395] Tainted: [W]=WARN
[   23.097709][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.097962][  T395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.098227][  T395] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.098979][  T395] RSP: 0018:ffa0000000527a80 EFLAGS: 00010286
[   23.099237][  T395] RAX: 00000000ffffffa6 RBX: ff1100000b791540 RCX: 1ff40000000a4f16
[   23.099556][  T395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7915fc
[   23.099859][  T395] RBP: ff1100000eeb1000 R08: 1fe22000016f22c1 R09: ff1100000a83ae80
[   23.100167][  T395] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.100483][  T395] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eeb1000
[   23.100791][  T395] FS:  00007f37df072840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   23.101143][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.101412][  T395] CR2: 00007f37df279430 CR3: 000000000eda7005 CR4: 0000000000771ef0
[   23.101722][  T395] PKRU: 55555554
[   23.101876][  T395] Call Trace:
[   23.102028][  T395]  <TASK>
[   23.102132][  T395]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.102337][  T395]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.102556][  T395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.102713][  T395]  register_netdevice (net/core/dev.c:11488)
[   23.102924][  T395]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.103177][  T395]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.103395][  T395]  register_netdev (net/core/dev.c:11552)
[   23.103601][  T395]  loopback_net_init (drivers/net/loopback.c:218)
[   23.103805][  T395]  ops_init (net/core/net_namespace.c:137)
[   23.103959][  T395]  setup_net (net/core/net_namespace.c:446)
[   23.104112][  T395]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.104310][  T395]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.104535][  T395]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.104742][  T395]  copy_net_ns (net/core/net_namespace.c:579)
[   23.104950][  T395]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.105161][  T395]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.105377][  T395]  ksys_unshare (kernel/fork.c:3243)
[   23.105580][  T395]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.105785][  T395]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.105991][  T395]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.106184][  T395]  ? __ia32_sys_open (fs/open.c:1374)
[   23.106406][  T395]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.106608][  T395]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.106809][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.107012][  T395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.107214][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.107432][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.107678][  T395] RIP: 0033:0x7f37df334bcb
[   23.107894][  T395] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.108637][  T395] RSP: 002b:00007ffdc714ec08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.108945][  T395] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37df334bcb
[   23.109245][  T395] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.109563][  T395] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.109868][  T395] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdc7150e30
[   23.110175][  T395] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc7152889
| [   23.117232][  T395] ------------[ cut here ]------------
| [   23.117455][  T395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/395
| [   23.117806][  T395] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.118702][  T395] Tainted: [W]=WARN
[   23.118860][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.119117][  T395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.119396][  T395] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.120121][  T395] RSP: 0018:ffa0000000527918 EFLAGS: 00010286
[   23.120393][  T395] RAX: 00000000ffffffa6 RBX: ff1100000bd4eac0 RCX: 1ff40000000a4ee9
[   23.120697][  T395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd4eb7c
[   23.120990][  T395] RBP: ff1100000f599000 R08: 1fe22000017a9d71 R09: ff1100000a83ae80
[   23.121290][  T395] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.121610][  T395] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f599000
[   23.121930][  T395] FS:  00007f37df072840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   23.122288][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.122561][  T395] CR2: 00007f37df279430 CR3: 000000000eda7005 CR4: 0000000000771ef0
[   23.122868][  T395] PKRU: 55555554
[   23.123018][  T395] Call Trace:
[   23.123169][  T395]  <TASK>
[   23.123273][  T395]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.123488][  T395]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.123694][  T395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.123851][  T395]  register_netdevice (net/core/dev.c:11488)
[   23.124058][  T395]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.124313][  T395]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.124539][  T395]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.124746][  T395]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   23.124949][  T395]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   23.125157][  T395]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.125373][  T395]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   23.125580][  T395]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   23.125787][  T395]  ops_init (net/core/net_namespace.c:137)
[   23.125943][  T395]  setup_net (net/core/net_namespace.c:446)
[   23.126101][  T395]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.126306][  T395]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.126522][  T395]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.126726][  T395]  copy_net_ns (net/core/net_namespace.c:579)
[   23.126928][  T395]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.127135][  T395]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.127353][  T395]  ksys_unshare (kernel/fork.c:3243)
[   23.127561][  T395]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.127764][  T395]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.127968][  T395]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.128173][  T395]  ? __ia32_sys_open (fs/open.c:1374)
[   23.128392][  T395]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.128597][  T395]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.128800][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.129004][  T395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.129210][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.129426][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.129677][  T395] RIP: 0033:0x7f37df334bcb
[   23.129892][  T395] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.130640][  T395] RSP: 002b:00007ffdc714ec08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.130944][  T395] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37df334bcb
[   23.131245][  T395] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.131568][  T395] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.131877][  T395] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdc7150e30
[   23.132183][  T395] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc7152889
| [   23.138648][  T395] ------------[ cut here ]------------
| [   23.138864][  T395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/395
| [   23.139224][  T395] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.140142][  T395] Tainted: [W]=WARN
[   23.140299][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.140567][  T395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.140838][  T395] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.141599][  T395] RSP: 0018:ffa00000005278f8 EFLAGS: 00010286
[   23.141862][  T395] RAX: 00000000ffffffa6 RBX: ff1100000bd4fa80 RCX: 1ff40000000a4ee5
[   23.142173][  T395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bd4fb3c
[   23.142498][  T395] RBP: ff11000008599000 R08: 1fe22000017a9f69 R09: ff1100000a83ae80
[   23.142811][  T395] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.143125][  T395] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008599000
[   23.143455][  T395] FS:  00007f37df072840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   23.143821][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.144081][  T395] CR2: 00007f37df279430 CR3: 000000000eda7005 CR4: 0000000000771ef0
[   23.144407][  T395] PKRU: 55555554
[   23.144561][  T395] Call Trace:
[   23.144715][  T395]  <TASK>
[   23.144823][  T395]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.145032][  T395]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.145240][  T395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.145412][  T395]  register_netdevice (net/core/dev.c:11488)
[   23.145625][  T395]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.145891][  T395]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.146102][  T395]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.146309][  T395]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   23.146531][  T395]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   23.146740][  T395]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.146947][  T395]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   23.147160][  T395]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   23.147387][  T395]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   23.147602][  T395]  vti_init_net (net/ipv4/ip_vti.c:517)
[   23.147812][  T395]  ops_init (net/core/net_namespace.c:137)
[   23.147971][  T395]  setup_net (net/core/net_namespace.c:446)
[   23.148127][  T395]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.148336][  T395]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.148558][  T395]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.148774][  T395]  copy_net_ns (net/core/net_namespace.c:579)
[   23.148987][  T395]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.149199][  T395]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.149420][  T395]  ksys_unshare (kernel/fork.c:3243)
[   23.149629][  T395]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.149837][  T395]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.150046][  T395]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.150260][  T395]  ? __ia32_sys_open (fs/open.c:1374)
[   23.150487][  T395]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.150691][  T395]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.150896][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.151104][  T395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.151311][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.151532][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.151778][  T395] RIP: 0033:0x7f37df334bcb
[   23.151998][  T395] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.152746][  T395] RSP: 002b:00007ffdc714ec08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.153060][  T395] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37df334bcb
[   23.153390][  T395] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.153701][  T395] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.154008][  T395] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdc7150e30
[   23.154325][  T395] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc7152889
| [   23.161249][  T395] ------------[ cut here ]------------
| [   23.161476][  T395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/395
| [   23.161828][  T395] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.162731][  T395] Tainted: [W]=WARN
[   23.162886][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.163141][  T395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.163422][  T395] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.164146][  T395] RSP: 0018:ffa0000000527a78 EFLAGS: 00010286
[   23.164418][  T395] RAX: 00000000ffffffa6 RBX: ff1100000b790900 RCX: 1ff40000000a4f15
[   23.164730][  T395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7909bc
[   23.165037][  T395] RBP: ff110000088e1000 R08: 1fe22000016f2139 R09: ff1100000a83ae80
[   23.165358][  T395] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.165661][  T395] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088e1000
[   23.165970][  T395] FS:  00007f37df072840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   23.166334][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.166604][  T395] CR2: 00007f37df279430 CR3: 000000000eda7005 CR4: 0000000000771ef0
[   23.166911][  T395] PKRU: 55555554
[   23.167063][  T395] Call Trace:
[   23.167214][  T395]  <TASK>
[   23.167328][  T395]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.167532][  T395]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.167895][  T395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.168053][  T395]  register_netdevice (net/core/dev.c:11488)
[   23.168258][  T395]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.168522][  T395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.168880][  T395]  register_netdev (net/core/dev.c:11552)
[   23.169084][  T395]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   23.169299][  T395]  ops_init (net/core/net_namespace.c:137)
[   23.169469][  T395]  setup_net (net/core/net_namespace.c:446)
[   23.169623][  T395]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.169968][  T395]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.170173][  T395]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.170396][  T395]  copy_net_ns (net/core/net_namespace.c:579)
[   23.170607][  T395]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.170965][  T395]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.171170][  T395]  ksys_unshare (kernel/fork.c:3243)
[   23.171385][  T395]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.171591][  T395]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.171942][  T395]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.172145][  T395]  ? __ia32_sys_open (fs/open.c:1374)
[   23.172365][  T395]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.172569][  T395]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.172923][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.173127][  T395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.173336][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.173696][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.173946][  T395] RIP: 0033:0x7f37df334bcb
[   23.174159][  T395] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.175062][  T395] RSP: 002b:00007ffdc714ec08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.175380][  T395] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37df334bcb
[   23.175834][  T395] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.176144][  T395] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.176462][  T395] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdc7150e30
[   23.176914][  T395] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc7152889
| [   23.185227][  T395] ------------[ cut here ]------------
| [   23.185458][  T395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/395
| [   23.185813][  T395] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.186711][  T395] Tainted: [W]=WARN
[   23.186868][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.187126][  T395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.188395][  T395] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.189138][  T395] RSP: 0018:ffa0000000527a68 EFLAGS: 00010286
[   23.189497][  T395] RAX: 00000000ffffffa6 RBX: ff1100000c503c40 RCX: 1ff40000000a4f13
[   23.189803][  T395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c503cfc
[   23.190113][  T395] RBP: ff1100000e071000 R08: 1fe22000018a07a1 R09: ff1100000a83ae80
[   23.190538][  T395] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.190843][  T395] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e071000
[   23.191150][  T395] FS:  00007f37df072840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   23.191617][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.191880][  T395] CR2: 00007f37df279430 CR3: 000000000eda7005 CR4: 0000000000771ef0
[   23.192191][  T395] PKRU: 55555554
[   23.192447][  T395] Call Trace:
[   23.192597][  T395]  <TASK>
[   23.192700][  T395]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.192901][  T395]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.193105][  T395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.193267][  T395]  register_netdevice (net/core/dev.c:11488)
[   23.193579][  T395]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.193839][  T395]  register_netdev (net/core/dev.c:11552)
[   23.194044][  T395]  sit_init_net (net/ipv6/sit.c:1860)
[   23.194252][  T395]  ops_init (net/core/net_namespace.c:137)
[   23.194508][  T395]  setup_net (net/core/net_namespace.c:446)
[   23.194660][  T395]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.194865][  T395]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.195069][  T395]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.195280][  T395]  copy_net_ns (net/core/net_namespace.c:579)
[   23.195589][  T395]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.195800][  T395]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.196007][  T395]  ksys_unshare (kernel/fork.c:3243)
[   23.196212][  T395]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.196523][  T395]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.196726][  T395]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.196929][  T395]  ? __ia32_sys_open (fs/open.c:1374)
[   23.197138][  T395]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.197446][  T395]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.197653][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.197856][  T395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.198060][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.198267][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.198622][  T395] RIP: 0033:0x7f37df334bcb
[   23.198834][  T395] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.199674][  T395] RSP: 002b:00007ffdc714ec08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.199979][  T395] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37df334bcb
[   23.200279][  T395] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.200682][  T395] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.200980][  T395] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdc7150e30
[   23.201279][  T395] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc7152889
| [   23.205183][   T12] ------------[ cut here ]------------
| [   23.205372][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.205663][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.206323][   T12] Tainted: [W]=WARN
[   23.206481][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.206690][   T12] Workqueue: netns cleanup_net
[   23.206867][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.207073][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.207579][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   23.207780][   T12] RAX: 00000000ffffffa6 RBX: ff11000012435700 RCX: 1ff4000000018eaf
[   23.208009][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000124357bc
[   23.208238][   T12] RBP: ff1100000d764000 R08: 1fe2200002486af9 R09: ff11000001aed1d0
[   23.208483][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   23.208716][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fcc9000
[   23.208949][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.209212][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.209437][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   23.209670][   T12] PKRU: 55555554
[   23.209809][   T12] Call Trace:
[   23.209949][   T12]  <TASK>
[   23.210059][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.210231][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.210394][   T12]  netif_close_many (net/core/dev.c:1804)
[   23.210566][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.210736][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   23.210913][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.211115][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.211327][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.211510][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.211709][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.211881][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.212052][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.212282][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   23.212476][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.212649][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.212820][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.212992][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   23.213164][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.213357][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.213528][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.213706][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.213877][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.214046][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.214217][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.214405][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.214578][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.214752][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.214927][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.215102][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.215277][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.215467][   T12]  kthread (kernel/kthread.c:436)
[   23.215608][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.215808][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.215978][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.216155][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.216374][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.216547][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.216718][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.224660][   T12] ------------[ cut here ]------------
| [   23.224835][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.225138][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.225817][   T12] Tainted: [W]=WARN
[   23.225955][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.226154][   T12] Workqueue: netns cleanup_net
[   23.226336][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.226558][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.227047][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   23.227249][   T12] RAX: 00000000ffffffa6 RBX: ff110000096f4c80 RCX: 1ff4000000018eaf
[   23.227499][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000096f4d3c
[   23.227731][   T12] RBP: ff1100000fcc9000 R08: 1fe22000012de9a9 R09: ff11000001aed1d0
[   23.227959][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   23.228187][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec11000
[   23.228435][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.228699][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.228906][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   23.229142][   T12] PKRU: 55555554
[   23.229281][   T12] Call Trace:
[   23.229912][   T12]  <TASK>
[   23.230076][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.230297][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.230552][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.230748][   T12]  netif_close_many (net/core/dev.c:1804)
[   23.230969][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.231194][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   23.231434][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.231690][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.231944][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.232165][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.232438][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.232657][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.232876][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.233132][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   23.233374][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.233598][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.233821][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.234045][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   23.234268][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.234513][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.234736][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.234958][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.235180][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.235416][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.235637][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.235811][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.235983][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.236158][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.236335][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.236524][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.236730][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.236904][   T12]  kthread (kernel/kthread.c:436)
[   23.237049][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.237250][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.237438][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.237611][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.237813][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.237985][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.238156][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.246542][   T12] ------------[ cut here ]------------
| [   23.246713][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.247006][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.247682][   T12] Tainted: [W]=WARN
[   23.247822][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.248022][   T12] Workqueue: netns cleanup_net
[   23.248200][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.248428][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.248910][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   23.249112][   T12] RAX: 00000000ffffffa6 RBX: ff110000103e51c0 RCX: 1ff4000000018eaf
[   23.249837][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e527c
[   23.250120][   T12] RBP: ff1100000ec11000 R08: 1fe220000207ca51 R09: ff11000001aed1d0
[   23.250416][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   23.250694][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   23.250980][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.251290][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.251563][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   23.251845][   T12] PKRU: 55555554
[   23.252041][   T12] Call Trace:
[   23.252229][   T12]  <TASK>
[   23.252407][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.252700][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.252969][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.253191][   T12]  netif_close_many (net/core/dev.c:1804)
[   23.253375][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.253548][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   23.253720][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.253922][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.254123][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.254293][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.254512][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.254682][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.254850][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.255052][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   23.255227][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.255421][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.255591][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.255762][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   23.255935][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.256107][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.256275][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.256470][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.256640][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.256806][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.256978][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.257146][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.257328][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.257528][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.257698][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.257875][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.258050][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.258221][   T12]  kthread (kernel/kthread.c:436)
[   23.258384][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.258586][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.258756][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.258929][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.259133][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.259304][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.259494][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.262083][   T12] ------------[ cut here ]------------
| [   23.262245][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.262598][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.263366][   T12] Tainted: [W]=WARN
[   23.263513][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.263715][   T12] Workqueue: netns cleanup_net
[   23.263887][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.264089][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.264578][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   23.264775][   T12] RAX: 00000000ffffffa6 RBX: ff110000103e58c0 RCX: 1ff4000000018ed5
[   23.264996][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e597c
[   23.265215][   T12] RBP: ff1100000d764000 R08: 1fe220000207cb31 R09: ff11000001aed1d0
[   23.265459][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.265679][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.265902][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.266155][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.266373][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   23.266596][   T12] PKRU: 55555554
[   23.266730][   T12] Call Trace:
[   23.266864][   T12]  <TASK>
[   23.266999][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.267199][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.267412][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.267578][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.267746][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.267945][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.268111][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.268280][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.268463][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   23.268630][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.268796][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.268962][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.269130][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.269297][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.269481][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.269647][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.269812][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.269980][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.270167][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.270443][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.270617][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.270787][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.270952][   T12]  kthread (kernel/kthread.c:436)
[   23.271088][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.271282][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.271465][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.271635][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.271827][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.271992][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.272157][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.294985][   T12] ------------[ cut here ]------------
| [   23.295151][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.295663][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.296291][   T12] Tainted: [W]=WARN
[   23.296446][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.296640][   T12] Workqueue: netns cleanup_net
[   23.296812][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.297013][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.297505][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   23.297700][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c51c040 RCX: 1ff4000000018ed5
[   23.297923][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c51c0fc
[   23.298147][   T12] RBP: ff1100000fcc9000 R08: 1fe22000018a3821 R09: ff11000001aed1d0
[   23.298388][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.298608][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.298831][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.299086][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.299281][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   23.299524][   T12] PKRU: 55555554
[   23.299657][   T12] Call Trace:
[   23.299791][   T12]  <TASK>
[   23.299899][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.300096][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.300292][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.300479][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.300643][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.300841][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.301010][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.301177][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.301365][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   23.301538][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.301708][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.301872][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.302042][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.302208][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.302392][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.302561][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.302727][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.302898][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.303068][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.303232][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.303421][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.303592][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.303757][   T12]  kthread (kernel/kthread.c:436)
[   23.303893][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.304090][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.304257][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.304444][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.304638][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.304803][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.304969][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.307932][   T12] ------------[ cut here ]------------
| [   23.308093][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.308391][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.309027][   T12] Tainted: [W]=WARN
[   23.309163][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.309373][   T12] Workqueue: netns cleanup_net
[   23.309546][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.309751][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.310216][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   23.310431][   T12] RAX: 00000000ffffffa6 RBX: ff110000052ee580 RCX: 1ff4000000018ed5
[   23.310656][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052ee63c
[   23.310879][   T12] RBP: ff1100000ec11000 R08: 1fe2200000a5dcc9 R09: ff11000001aed1d0
[   23.311100][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.311329][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.311570][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.311820][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.312016][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   23.312238][   T12] PKRU: 55555554
[   23.312392][   T12] Call Trace:
[   23.312528][   T12]  <TASK>
[   23.312636][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.312840][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.313033][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.313198][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.313381][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.313582][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.313750][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.313915][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.314085][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   23.314252][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.314436][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.314600][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.314767][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.314933][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.315096][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.315267][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.315452][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.315620][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.315791][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.315955][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.316125][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.316294][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.316481][   T12]  kthread (kernel/kthread.c:436)
[   23.316620][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.316814][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.316981][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.317148][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.317363][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.317531][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.317696][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.323417][  T395] ------------[ cut here ]------------
| [   23.323568][  T395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/395
| [   23.323802][  T395] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.324389][  T395] Tainted: [W]=WARN
[   23.324489][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.324654][  T395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.324828][  T395] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.325293][  T395] RSP: 0018:ffa0000000527a78 EFLAGS: 00010286
[   23.325473][  T395] RAX: 00000000ffffffa6 RBX: ff11000017426040 RCX: 1ff40000000a4f15
[   23.325672][  T395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174260fc
[   23.325871][  T395] RBP: ff1100000fccc000 R08: 1fe2200002e84c21 R09: ff1100000a83ae80
[   23.326067][  T395] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   23.326264][  T395] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fccc000
[   23.326476][  T395] FS:  00007f37df072840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   23.326713][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.326879][  T395] CR2: 00007f37df188310 CR3: 000000000eda7004 CR4: 0000000000771ef0
[   23.327076][  T395] PKRU: 55555554
[   23.327174][  T395] Call Trace:
[   23.327271][  T395]  <TASK>
[   23.327348][  T395]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.327483][  T395]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.327614][  T395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.327714][  T395]  register_netdevice (net/core/dev.c:11488)
[   23.327847][  T395]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.328009][  T395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.328144][  T395]  register_netdev (net/core/dev.c:11552)
[   23.328281][  T395]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   23.328423][  T395]  ops_init (net/core/net_namespace.c:137)
[   23.328525][  T395]  setup_net (net/core/net_namespace.c:446)
[   23.328625][  T395]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.328755][  T395]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.328887][  T395]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.329021][  T395]  copy_net_ns (net/core/net_namespace.c:579)
[   23.329154][  T395]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.329291][  T395]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.329434][  T395]  ksys_unshare (kernel/fork.c:3243)
[   23.329568][  T395]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.329700][  T395]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.329831][  T395]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.329965][  T395]  ? __ia32_sys_open (fs/open.c:1374)
[   23.330100][  T395]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.330232][  T395]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.330373][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.330507][  T395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.330636][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.330765][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.330927][  T395] RIP: 0033:0x7f37df334bcb
[   23.331066][  T395] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.331545][  T395] RSP: 002b:00007ffdc714ec08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   23.331744][  T395] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37df334bcb
[   23.331942][  T395] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.332144][  T395] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.332350][  T395] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdc7150e30
[   23.332545][  T395] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc7152889
| [   23.364387][   T12] ------------[ cut here ]------------
| [   23.364568][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.364847][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.365492][   T12] Tainted: [W]=WARN
[   23.365632][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.365823][   T12] Workqueue: netns cleanup_net
[   23.365998][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.366205][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.366690][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.366886][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a353c40 RCX: 1ff4000000018eed
[   23.367107][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a353cfc
[   23.367334][   T12] RBP: ff1100000e074000 R08: 1fe220000146a7a1 R09: ff11000001aed1d0
[   23.367572][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.367790][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.368014][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.368265][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.368483][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   23.368708][   T12] PKRU: 55555554
[   23.368842][   T12] Call Trace:
[   23.368976][   T12]  <TASK>
[   23.369085][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.369323][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.369525][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.369693][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.369861][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.370031][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.370199][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.370384][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.370556][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.370720][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.370889][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.371056][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.371223][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.371408][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.371572][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.371739][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.371907][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.372072][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.372240][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.372429][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.372595][   T12]  kthread (kernel/kthread.c:436)
[   23.372731][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.372926][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.373090][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.373257][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.373473][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.373642][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.373807][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.376703][   T12] ------------[ cut here ]------------
| [   23.376872][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.377149][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.378160][   T12] Tainted: [W]=WARN
[   23.378295][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.378509][   T12] Workqueue: netns cleanup_net
[   23.378680][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.378877][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.379357][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.379551][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a353380 RCX: 1ff4000000018eed
[   23.379768][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a35343c
[   23.379987][   T12] RBP: ff110000093ac000 R08: 1fe220000146a689 R09: ff11000001aed1d0
[   23.380209][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.380448][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.380671][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.380921][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.381113][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   23.381358][   T12] PKRU: 55555554
[   23.381493][   T12] Call Trace:
[   23.381629][   T12]  <TASK>
[   23.381736][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.381936][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.382129][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.382296][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.382486][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.382649][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.382815][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.382981][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.383149][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.383321][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.383504][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.383672][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.383838][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.384007][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.384172][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.384361][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.384533][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.384700][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.384870][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.385046][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.385211][   T12]  kthread (kernel/kthread.c:436)
[   23.385370][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.385570][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.385737][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.385906][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.386099][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.386270][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.386455][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.389119][   T12] ------------[ cut here ]------------
| [   23.389280][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   23.390010][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.390754][   T12] Tainted: [W]=WARN
[   23.390938][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.391175][   T12] Workqueue: netns cleanup_net
[   23.391413][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.391675][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.392183][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.392440][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a352c80 RCX: 1ff4000000018eed
[   23.392707][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a352d3c
[   23.392973][   T12] RBP: ff1100000f561000 R08: 1fe220000146a5a9 R09: ff11000001aed1d0
[   23.393240][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.393524][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.393792][   T12] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.394091][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.394340][   T12] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   23.394673][   T12] PKRU: 55555554
[   23.394881][   T12] Call Trace:
[   23.395101][   T12]  <TASK>
[   23.395314][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.395628][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.395909][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.396168][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.396448][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.396708][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.396963][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.397147][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.397312][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.397496][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.397664][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.397830][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.397992][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.398162][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.398332][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.398515][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.398683][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.398847][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.399016][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.399186][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.399372][   T12]  kthread (kernel/kthread.c:436)
[   23.399508][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.399700][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.399864][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.400032][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.400225][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.400411][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.400581][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.407367][   T12] ------------[ cut here ]------------
| [   23.407505][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   23.407742][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.408289][   T12] Tainted: [W]=WARN
[   23.408388][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.408538][   T12] Workqueue: netns cleanup_net
[   23.408663][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.408819][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.409238][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.409398][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a352900 RCX: 1ff4000000018eed
[   23.409574][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a3529bc
[   23.409749][   T12] RBP: ff1100000fc61000 R08: 1fe220000146a539 R09: ff11000001aed1d0
[   23.409925][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.410100][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.410276][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   23.410491][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.410639][   T12] CR2: 00000000004eb8c0 CR3: 000000000f47e002 CR4: 0000000000771ef0
[   23.410816][   T12] PKRU: 55555554
[   23.410907][   T12] Call Trace:
[   23.410995][   T12]  <TASK>
[   23.411058][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.411207][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.411362][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.411482][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.411608][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.411726][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.411846][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.411965][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.412085][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.412202][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.412330][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.412455][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.412572][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.412692][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.412811][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.412934][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.413053][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.413170][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.413291][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.413419][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.413537][   T12]  kthread (kernel/kthread.c:436)
[   23.413626][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.413770][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.413891][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.414009][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.414156][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.414274][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.414403][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.416453][   T12] ------------[ cut here ]------------
| [   23.416569][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   23.416798][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.417338][   T12] Tainted: [W]=WARN
[   23.417432][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.417582][   T12] Workqueue: netns cleanup_net
[   23.417705][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.417858][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.418272][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   23.418428][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a352580 RCX: 1ff4000000018eed
[   23.418603][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a35263c
[   23.418777][   T12] RBP: ff1100000fc11000 R08: 1fe220000146a4c9 R09: ff11000001aed1d0
[   23.418951][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.419125][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.419301][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   23.419513][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.419664][   T12] CR2: 00000000004eb8c0 CR3: 000000000f47e002 CR4: 0000000000771ef0
[   23.419841][   T12] PKRU: 55555554
[   23.419928][   T12] Call Trace:
[   23.420016][   T12]  <TASK>
[   23.420078][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.420228][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.420383][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   23.420502][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   23.420622][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.420740][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   23.420859][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.420979][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   23.421098][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.421214][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.421338][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.421460][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.421577][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.421695][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.421811][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.421934][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.422055][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.422176][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.422297][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.422427][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.422544][   T12]  kthread (kernel/kthread.c:436)
[   23.422632][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.422783][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.422901][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.423020][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.423167][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.423286][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.423412][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.430814][  T396] ------------[ cut here ]------------
| [   23.430954][  T396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/396
| [   23.431179][  T396] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.432284][  T396] Tainted: [W]=WARN
[   23.432444][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.432674][  T396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.432843][  T396] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.433308][  T396] RSP: 0018:ffa00000007c7020 EFLAGS: 00010286
[   23.433536][  T396] RAX: 00000000ffffffa6 RBX: ff1100001741a040 RCX: 1ff40000000f8dca
[   23.433731][  T396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001741a0fc
[   23.433926][  T396] RBP: ff1100000eeb1000 R08: 1fe2200002e83421 R09: ff1100000a83d158
[   23.434121][  T396] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   23.434320][  T396] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.434573][  T396] FS:  00007f34326b7840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   23.434801][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.434966][  T396] CR2: 00000000206f8988 CR3: 000000000f47e002 CR4: 0000000000771ef0
[   23.435162][  T396] PKRU: 55555554
[   23.435260][  T396] Call Trace:
[   23.435417][  T396]  <TASK>
[   23.435485][  T396]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.435617][  T396]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.435719][  T396]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.435849][  T396]  __dev_notify_flags (net/core/dev.c:9787)
[   23.435981][  T396]  ? netif_change_name (net/core/dev.c:1495)
[   23.436111][  T396]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.436241][  T396]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.436432][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.436563][  T396]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.436696][  T396]  netif_change_flags (net/core/dev.c:9820)
[   23.436829][  T396]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.436960][  T396]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.437093][  T396]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.437225][  T396]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.437445][  T396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.437578][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.437710][  T396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.437841][  T396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.437974][  T396]  ? __kernel_text_address (kernel/extable.c:79)
[   23.438105][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.438239][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.438430][  T396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.438566][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.438696][  T396]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.438825][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.438956][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.439089][  T396]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.439220][  T396]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.439409][  T396]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.439540][  T396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.439676][  T396]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.439808][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.439942][  T396]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.440076][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.440206][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.440340][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.440525][  T396]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.440655][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.440791][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.440921][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.441053][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.441185][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.441322][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.441510][  T396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.441640][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.441771][  T396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.441902][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.442037][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.442167][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.442302][  T396]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.442494][  T396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.442625][  T396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.442760][  T396]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.442894][  T396]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.443026][  T396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.443161][  T396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.443291][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.443482][  T396]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.443614][  T396]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.443746][  T396]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.443879][  T396]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.444013][  T396]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.444144][  T396]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.444307][  T396]  ? move_addr_to_kernel (net/socket.c:258)
[   23.444499][  T396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.444631][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.444764][  T396]  ___sys_sendmsg (net/socket.c:2752)
[   23.444895][  T396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.445060][  T396]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.445203][  T396]  __sys_sendmsg (net/socket.c:2784)
[   23.445340][  T396]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.445528][  T396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.445694][  T396]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.445825][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.445959][  T396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.446095][  T396]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.446228][  T396]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.446418][  T396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.446581][  T396] RIP: 0033:0x7f34328f108e
[   23.446722][  T396] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.447196][  T396] RSP: 002b:00007ffe79afbed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.447458][  T396] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f34328f108e
[   23.447657][  T396] RDX: 0000000000000000 RSI: 00007ffe79afbf80 RDI: 0000000000000005
[   23.447857][  T396] RBP: 00007ffe79afbee0 R08: 0000000000000000 R09: 0000000000000000
[   23.448084][  T396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46c
[   23.448282][  T396] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe79afc650
| [   23.458297][   T12] ------------[ cut here ]------------
| [   23.458493][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   23.458853][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.459693][   T12] Tainted: [W]=WARN
[   23.459831][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.460078][   T12] Workqueue: netns cleanup_net
[   23.460287][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.460563][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.461235][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   23.461488][   T12] RAX: 00000000ffffffa6 RBX: ff1100001741b1c0 RCX: 1ff4000000018eaf
[   23.461766][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001741b27c
[   23.462047][   T12] RBP: ff11000014ab4000 R08: 1fe2200002e83651 R09: ff11000001aed1d0
[   23.462357][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   23.462652][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   23.462934][   T12] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   23.463224][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.463476][   T12] CR2: 000056173b1eed98 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   23.463757][   T12] PKRU: 55555554
[   23.463898][   T12] Call Trace:
[   23.464036][   T12]  <TASK>
[   23.464131][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.464330][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.464465][   T12]  netif_close_many (net/core/dev.c:1804)
[   23.464633][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.464814][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.465010][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.465206][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   23.465416][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.465664][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.465890][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.466077][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.466255][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   23.466454][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.466670][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.466841][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.467019][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.467206][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.467400][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   23.467593][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.467770][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.467962][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.468166][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.468378][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.468571][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.468771][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.468965][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.469156][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.469339][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.469537][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.469705][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.469886][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.470071][   T12]  kthread (kernel/kthread.c:436)
[   23.470208][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.470450][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.470630][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.470798][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.471017][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.471207][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.471417][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.474450][   T12] ------------[ cut here ]------------
| [   23.474581][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   23.474821][   T12] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.475837][   T12] Tainted: [W]=WARN
[   23.475930][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.476135][   T12] Workqueue: netns cleanup_net
[   23.476262][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.476475][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.476903][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   23.477056][   T12] RAX: 00000000ffffffa6 RBX: ff110000174183c0 RCX: 1ff4000000018ed5
[   23.477249][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001741847c
[   23.477486][   T12] RBP: ff11000014ab4000 R08: 1fe2200002e83091 R09: ff11000001aed1d0
[   23.477663][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.477841][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.478024][   T12] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   23.478232][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.478407][   T12] CR2: 00000000206f8988 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   23.478592][   T12] PKRU: 55555554
[   23.478682][   T12] Call Trace:
[   23.478774][   T12]  <TASK>
[   23.478836][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.478990][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.479142][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.479265][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   23.479397][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   23.479519][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   23.479639][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   23.479762][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   23.479883][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   23.480002][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.480126][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   23.480246][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   23.480374][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   23.480495][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.480615][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.480737][   T12]  process_one_work (kernel/workqueue.c:3314)
[   23.480861][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   23.480981][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.481107][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   23.481231][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   23.481357][   T12]  kthread (kernel/kthread.c:436)
[   23.481450][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.481600][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.481720][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.481840][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   23.481989][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.482110][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   23.482231][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.579774][  T399] ------------[ cut here ]------------
| [   23.579973][  T399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/399
| [   23.580256][  T399] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.580944][  T399] Tainted: [W]=WARN
[   23.581091][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.581304][  T399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.581546][  T399] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.582063][  T399] RSP: 0018:ffa00000004e7a80 EFLAGS: 00010286
[   23.582282][  T399] RAX: 00000000ffffffa6 RBX: ff11000017427e00 RCX: 1ff400000009cf16
[   23.582547][  T399] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017427ebc
[   23.582792][  T399] RBP: ff1100000a36c000 R08: 1fe2200002e84fd9 R09: ff1100000feb2e80
[   23.583035][  T399] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.583276][  T399] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a36c000
[   23.583546][  T399] FS:  00007f3808ad7840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.583824][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.584036][  T399] CR2: 00007f3808ce17d0 CR3: 0000000009939003 CR4: 0000000000771ef0
[   23.584324][  T399] PKRU: 55555554
[   23.584537][  T399] Call Trace:
[   23.584736][  T399]  <TASK>
[   23.584896][  T399]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.585145][  T399]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.585332][  T399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.585495][  T399]  register_netdevice (net/core/dev.c:11488)
[   23.585675][  T399]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.585886][  T399]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.586066][  T399]  register_netdev (net/core/dev.c:11552)
[   23.586247][  T399]  loopback_net_init (drivers/net/loopback.c:218)
[   23.586443][  T399]  ops_init (net/core/net_namespace.c:137)
[   23.586592][  T399]  setup_net (net/core/net_namespace.c:446)
[   23.586742][  T399]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.586919][  T399]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.587099][  T399]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.587279][  T399]  copy_net_ns (net/core/net_namespace.c:579)
[   23.587484][  T399]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.587666][  T399]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.587846][  T399]  ksys_unshare (kernel/fork.c:3243)
[   23.588025][  T399]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.588206][  T399]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.588405][  T399]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.588586][  T399]  ? __ia32_sys_open (fs/open.c:1374)
[   23.588770][  T399]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.588947][  T399]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.589124][  T399]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.589302][  T399]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.589499][  T399]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.589678][  T399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.589886][  T399] RIP: 0033:0x7f3808d99bcb
[   23.590070][  T399] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.590603][  T399] RSP: 002b:00007ffdb9a67a48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.590844][  T399] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3808d99bcb
[   23.591085][  T399] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.591336][  T399] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.591590][  T399] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb9a69c70
[   23.591830][  T399] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb9a6b889
| [   23.596929][  T399] ------------[ cut here ]------------
| [   23.597167][  T399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/399
| [   23.597535][  T399] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.598228][  T399] Tainted: [W]=WARN
[   23.598444][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.598668][  T399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.598886][  T399] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.599446][  T399] RSP: 0018:ffa00000004e7918 EFLAGS: 00010286
[   23.599721][  T399] RAX: 00000000ffffffa6 RBX: ff110000020dc040 RCX: 1ff400000009cee9
[   23.600019][  T399] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020dc0fc
[   23.600264][  T399] RBP: ff11000001dec000 R08: 1fe220000041b821 R09: ff1100000feb2e80
[   23.600523][  T399] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.600790][  T399] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dec000
[   23.601107][  T399] FS:  00007f3808ad7840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.601410][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.601621][  T399] CR2: 00007f3808ce17d0 CR3: 0000000009939003 CR4: 0000000000771ef0
[   23.601927][  T399] PKRU: 55555554
[   23.602122][  T399] Call Trace:
[   23.602329][  T399]  <TASK>
[   23.602500][  T399]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.602753][  T399]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.602966][  T399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.603166][  T399]  register_netdevice (net/core/dev.c:11488)
[   23.603398][  T399]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.603613][  T399]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.603792][  T399]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.603972][  T399]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   23.604162][  T399]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   23.604433][  T399]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.604628][  T399]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   23.604809][  T399]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   23.604990][  T399]  ops_init (net/core/net_namespace.c:137)
[   23.605139][  T399]  setup_net (net/core/net_namespace.c:446)
[   23.605285][  T399]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.605479][  T399]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.605684][  T399]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.605910][  T399]  copy_net_ns (net/core/net_namespace.c:579)
[   23.606092][  T399]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.606274][  T399]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.606472][  T399]  ksys_unshare (kernel/fork.c:3243)
[   23.606694][  T399]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.606919][  T399]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.607102][  T399]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.607283][  T399]  ? __ia32_sys_open (fs/open.c:1374)
[   23.607479][  T399]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.607656][  T399]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.607832][  T399]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.608009][  T399]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.608188][  T399]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.608387][  T399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.608601][  T399] RIP: 0033:0x7f3808d99bcb
[   23.608786][  T399] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.609295][  T399] RSP: 002b:00007ffdb9a67a48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.609570][  T399] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3808d99bcb
[   23.609817][  T399] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.610062][  T399] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.610408][  T399] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb9a69c70
[   23.610664][  T399] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb9a6b889
| [   23.616439][  T399] ------------[ cut here ]------------
| [   23.616672][  T399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/399
| [   23.617067][  T399] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.617903][  T399] Tainted: [W]=WARN
[   23.618049][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.618261][  T399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.618536][  T399] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.619140][  T399] RSP: 0018:ffa00000004e78f8 EFLAGS: 00010286
[   23.619983][  T399] RAX: 00000000ffffffa6 RBX: ff110000096f4040 RCX: 1ff400000009cee5
[   23.620399][  T399] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000096f40fc
[   23.620706][  T399] RBP: ff11000007839000 R08: 1fe22000012de821 R09: ff1100000feb2e80
[   23.621007][  T399] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   23.621436][  T399] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007839000
[   23.621743][  T399] FS:  00007f3808ad7840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   23.622153][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.622508][  T399] CR2: 00007f3808ce17d0 CR3: 0000000009939003 CR4: 0000000000771ef0
[   23.622813][  T399] PKRU: 55555554
[   23.623015][  T399] Call Trace:
[   23.623215][  T399]  <TASK>
[   23.623440][  T399]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.623706][  T399]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.623945][  T399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.624149][  T399]  register_netdevice (net/core/dev.c:11488)
[   23.624408][  T399]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.624678][  T399]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.624915][  T399]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.625152][  T399]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   23.625410][  T399]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   23.625651][  T399]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.625889][  T399]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   23.626126][  T399]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   23.626385][  T399]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   23.626628][  T399]  vti_init_net (net/ipv4/ip_vti.c:517)
[   23.626947][  T399]  ops_init (net/core/net_namespace.c:137)
[   23.627170][  T399]  setup_net (net/core/net_namespace.c:446)
[   23.627398][  T399]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.627638][  T399]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.627873][  T399]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.628153][  T399]  copy_net_ns (net/core/net_namespace.c:579)
[   23.628412][  T399]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.628667][  T399]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.628984][  T399]  ksys_unshare (kernel/fork.c:3243)
[   23.629224][  T399]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.629485][  T399]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.629723][  T399]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.629959][  T399]  ? __ia32_sys_open (fs/open.c:1374)
[   23.630197][  T399]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.630450][  T399]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.630687][  T399]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.630926][  T399]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.631161][  T399]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.631430][  T399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.631702][  T399] RIP: 0033:0x7f3808d99bcb
[   23.631947][  T399] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.632693][  T399] RSP: 002b:00007ffdb9a67a48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.633135][  T399] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3808d99bcb
[   23.633501][  T399] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.633802][  T399] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.634106][  T399] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb9a69c70
[   23.634427][  T399] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb9a6b889
| [   23.644041][  T399] ------------[ cut here ]------------
| [   23.644204][  T399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/399
| [   23.644449][  T399] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.645027][  T399] Tainted: [W]=WARN
[   23.645126][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.645291][  T399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.645475][  T399] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.645942][  T399] RSP: 0018:ffa00000004e7a78 EFLAGS: 00010286
[   23.646106][  T399] RAX: 00000000ffffffa6 RBX: ff11000017426e40 RCX: 1ff400000009cf15
[   23.646302][  T399] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017426efc
[   23.646510][  T399] RBP: ff11000005f09000 R08: 1fe2200002e84de1 R09: ff1100000feb2e80
[   23.646708][  T399] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   23.646901][  T399] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005f09000
[   23.647099][  T399] FS:  00007f3808ad7840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   23.647338][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.647525][  T399] CR2: 0000561705c5dd5c CR3: 0000000009939006 CR4: 0000000000771ef0
[   23.647726][  T399] PKRU: 55555554
[   23.647824][  T399] Call Trace:
[   23.647921][  T399]  <TASK>
[   23.647989][  T399]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.648120][  T399]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.648250][  T399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.648362][  T399]  register_netdevice (net/core/dev.c:11488)
[   23.648495][  T399]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.648656][  T399]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.648789][  T399]  register_netdev (net/core/dev.c:11552)
[   23.648919][  T399]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   23.649052][  T399]  ops_init (net/core/net_namespace.c:137)
[   23.649152][  T399]  setup_net (net/core/net_namespace.c:446)
[   23.649251][  T399]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.649393][  T399]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.649523][  T399]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.649654][  T399]  copy_net_ns (net/core/net_namespace.c:579)
[   23.649786][  T399]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.649920][  T399]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.650051][  T399]  ksys_unshare (kernel/fork.c:3243)
[   23.650183][  T399]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.650313][  T399]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.650452][  T399]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.650583][  T399]  ? __ia32_sys_open (fs/open.c:1374)
[   23.650714][  T399]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.650843][  T399]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.650972][  T399]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.651101][  T399]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.651233][  T399]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.651373][  T399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.651536][  T399] RIP: 0033:0x7f3808d99bcb
[   23.651673][  T399] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.652136][  T399] RSP: 002b:00007ffdb9a67a48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.652338][  T399] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3808d99bcb
[   23.652538][  T399] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.652733][  T399] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.652926][  T399] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb9a69c70
[   23.653121][  T399] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb9a6b889
| [   23.657219][  T399] ------------[ cut here ]------------
| [   23.657870][  T399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/399
| [   23.658098][  T399] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.658728][  T399] Tainted: [W]=WARN
[   23.658826][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.658990][  T399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.659161][  T399] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.659712][  T399] RSP: 0018:ffa00000004e7a68 EFLAGS: 00010286
[   23.659878][  T399] RAX: 00000000ffffffa6 RBX: ff110000020dd540 RCX: 1ff400000009cf13
[   23.660073][  T399] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020dd5fc
[   23.660270][  T399] RBP: ff11000005921000 R08: 1fe220000041bac1 R09: ff1100000feb2e80
[   23.660488][  T399] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   23.660685][  T399] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005921000
[   23.660882][  T399] FS:  00007f3808ad7840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   23.661110][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.661275][  T399] CR2: 0000561705c5dd5c CR3: 0000000009939006 CR4: 0000000000771ef0
[   23.661486][  T399] PKRU: 55555554
[   23.661583][  T399] Call Trace:
[   23.661680][  T399]  <TASK>
[   23.661747][  T399]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.661878][  T399]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.662008][  T399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.662107][  T399]  register_netdevice (net/core/dev.c:11488)
[   23.662238][  T399]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.662415][  T399]  register_netdev (net/core/dev.c:11552)
[   23.662546][  T399]  sit_init_net (net/ipv6/sit.c:1860)
[   23.662684][  T399]  ops_init (net/core/net_namespace.c:137)
[   23.662791][  T399]  setup_net (net/core/net_namespace.c:446)
[   23.662890][  T399]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.663020][  T399]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.663150][  T399]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.663285][  T399]  copy_net_ns (net/core/net_namespace.c:579)
[   23.663423][  T399]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.663556][  T399]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.663688][  T399]  ksys_unshare (kernel/fork.c:3243)
[   23.663819][  T399]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.663951][  T399]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.664081][  T399]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.664213][  T399]  ? __ia32_sys_open (fs/open.c:1374)
[   23.664353][  T399]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.664483][  T399]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.664613][  T399]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.664741][  T399]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.664871][  T399]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.665001][  T399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.665162][  T399] RIP: 0033:0x7f3808d99bcb
[   23.665300][  T399] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.665773][  T399] RSP: 002b:00007ffdb9a67a48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.665970][  T399] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3808d99bcb
[   23.666166][  T399] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.666370][  T399] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.666565][  T399] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb9a69c70
[   23.666759][  T399] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb9a6b889
| [   23.671753][  T399] ------------[ cut here ]------------
| [   23.671887][  T399] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/399
| [   23.672109][  T399] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.672687][  T399] Tainted: [W]=WARN
[   23.672785][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.672955][  T399] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.673128][  T399] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.673659][  T399] RSP: 0018:ffa00000004e7a78 EFLAGS: 00010286
[   23.673826][  T399] RAX: 00000000ffffffa6 RBX: ff1100000b4298c0 RCX: 1ff400000009cf15
[   23.674026][  T399] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b42997c
[   23.674245][  T399] RBP: ff11000005081000 R08: 1fe2200001685331 R09: ff1100000feb2e80
[   23.674503][  T399] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   23.674712][  T399] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005081000
[   23.674910][  T399] FS:  00007f3808ad7840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   23.675192][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.675413][  T399] CR2: 0000561705c5dd5c CR3: 0000000009939006 CR4: 0000000000771ef0
[   23.675611][  T399] PKRU: 55555554
[   23.675709][  T399] Call Trace:
[   23.675807][  T399]  <TASK>
[   23.675874][  T399]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.676006][  T399]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.676137][  T399]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.676237][  T399]  register_netdevice (net/core/dev.c:11488)
[   23.676429][  T399]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.676594][  T399]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.676728][  T399]  register_netdev (net/core/dev.c:11552)
[   23.676858][  T399]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   23.676992][  T399]  ops_init (net/core/net_namespace.c:137)
[   23.677092][  T399]  setup_net (net/core/net_namespace.c:446)
[   23.677191][  T399]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.677322][  T399]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.677508][  T399]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.677642][  T399]  copy_net_ns (net/core/net_namespace.c:579)
[   23.677774][  T399]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.677908][  T399]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.678039][  T399]  ksys_unshare (kernel/fork.c:3243)
[   23.678169][  T399]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.678299][  T399]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.678496][  T399]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.678628][  T399]  ? __ia32_sys_open (fs/open.c:1374)
[   23.678761][  T399]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.678892][  T399]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.679022][  T399]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.679153][  T399]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.679284][  T399]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.679474][  T399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.679635][  T399] RIP: 0033:0x7f3808d99bcb
[   23.679771][  T399] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.680237][  T399] RSP: 002b:00007ffdb9a67a48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.680497][  T399] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3808d99bcb
[   23.680691][  T399] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.680888][  T399] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.681084][  T399] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdb9a69c70
[   23.681280][  T399] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb9a6b889
| [   23.711324][  T400] ------------[ cut here ]------------
| [   23.712099][  T400] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/400
| [   23.712334][  T400] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.712909][  T400] Tainted: [W]=WARN
[   23.713007][  T400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.713169][  T400] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.713352][  T400] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.713818][  T400] RSP: 0018:ffa0000000647020 EFLAGS: 00010286
[   23.713982][  T400] RAX: 00000000ffffffa6 RBX: ff1100000b429000 RCX: 1ff40000000c8dca
[   23.714177][  T400] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4290bc
[   23.714380][  T400] RBP: ff1100000a36c000 R08: 1fe2200001685219 R09: ff1100000feb0b58
[   23.714578][  T400] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   23.714775][  T400] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.714970][  T400] FS:  00007ff07c013840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   23.715198][  T400] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.715373][  T400] CR2: 000000000339e988 CR3: 000000000a840005 CR4: 0000000000771ef0
[   23.715572][  T400] PKRU: 55555554
[   23.715670][  T400] Call Trace:
[   23.715768][  T400]  <TASK>
[   23.715835][  T400]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.715968][  T400]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.716069][  T400]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.716200][  T400]  __dev_notify_flags (net/core/dev.c:9787)
[   23.716336][  T400]  ? netif_change_name (net/core/dev.c:1495)
[   23.716475][  T400]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.716606][  T400]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.716737][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.716868][  T400]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.717001][  T400]  netif_change_flags (net/core/dev.c:9820)
[   23.717132][  T400]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.717264][  T400]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.717409][  T400]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.717543][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.717707][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.717837][  T400]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.717966][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.718097][  T400]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.718232][  T400]  ? __kernel_text_address (kernel/extable.c:79)
[   23.718378][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.718512][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.718642][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.718773][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.718903][  T400]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.719034][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.719165][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.719298][  T400]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.719443][  T400]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.719576][  T400]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.719709][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.719843][  T400]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.719979][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.720117][  T400]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.720252][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.720392][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.720526][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.720658][  T400]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.720788][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.720921][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.721052][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.721183][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.721321][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.721459][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.721590][  T400]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.721721][  T400]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.721852][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.721983][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.722114][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.722244][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.722388][  T400]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.722520][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.722651][  T400]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.722785][  T400]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.722917][  T400]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.723048][  T400]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.723180][  T400]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.723313][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.723455][  T400]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.723587][  T400]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.723719][  T400]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.723851][  T400]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.723981][  T400]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.724112][  T400]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.724274][  T400]  ? move_addr_to_kernel (net/socket.c:258)
[   23.724419][  T400]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.724550][  T400]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.724681][  T400]  ___sys_sendmsg (net/socket.c:2752)
[   23.724812][  T400]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.724981][  T400]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.725124][  T400]  __sys_sendmsg (net/socket.c:2784)
[   23.725256][  T400]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.725401][  T400]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.725567][  T400]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.725700][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.725831][  T400]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.725961][  T400]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.726090][  T400]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.726220][  T400]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.726394][  T400] RIP: 0033:0x7ff07c24d08e
[   23.726530][  T400] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.726994][  T400] RSP: 002b:00007fff4534d760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.727192][  T400] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff07c24d08e
[   23.727398][  T400] RDX: 0000000000000000 RSI: 00007fff4534d810 RDI: 0000000000000005
[   23.727594][  T400] RBP: 00007fff4534d770 R08: 0000000000000000 R09: 0000000000000000
[   23.727789][  T400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46c
[   23.727982][  T400] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4534dee0
| [   23.831796][  T403] ------------[ cut here ]------------
| [   23.831968][  T403] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/403
| [   23.832209][  T403] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.833033][  T403] Tainted: [W]=WARN
[   23.833135][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.833308][  T403] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.833497][  T403] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.833976][  T403] RSP: 0018:ffa0000000506e30 EFLAGS: 00010286
[   23.834153][  T403] RAX: 00000000ffffffa6 RBX: ff11000004d0c900 RCX: 1ff40000000a0d8c
[   23.834369][  T403] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d0c9bc
[   23.834580][  T403] RBP: ff1100001745c000 R08: 1fe22000009a1939 R09: ff1100000d6f2e80
[   23.834783][  T403] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.834990][  T403] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b489c80
[   23.835195][  T403] FS:  00007fc6ee685840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   23.835451][  T403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.835623][  T403] CR2: 000000000042ebe0 CR3: 000000001682d003 CR4: 0000000000771ef0
[   23.835826][  T403] PKRU: 55555554
[   23.835929][  T403] Call Trace:
[   23.836031][  T403]  <TASK>
[   23.836101][  T403]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.836240][  T403]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.836353][  T403]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   23.836521][  T403]  __dev_notify_flags (net/core/dev.c:9787)
[   23.836658][  T403]  ? netif_change_name (net/core/dev.c:1495)
[   23.836793][  T403]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.836929][  T403]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.837065][  T403]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.837203][  T403]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   23.837348][  T403]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.837486][  T403]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.837621][  T403]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   23.837756][  T403]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.837893][  T403]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   23.838032][  T403]  veth_newlink (drivers/net/veth.c:1871)
[   23.838169][  T403]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   23.838303][  T403]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.838450][  T403]  ? kasan_save_track (mm/kasan/common.c:78)
[   23.838586][  T403]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   23.838737][  T403]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   23.838873][  T403]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   23.839012][  T403]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.839149][  T403]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.839284][  T403]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   23.839434][  T403]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   23.839571][  T403]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   23.839707][  T403]  ? __dev_get_by_name (net/core/dev.c:883)
[   23.839842][  T403]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   23.839987][  T403]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   23.840128][  T403]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.840264][  T403]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.840498][  T403]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.840633][  T403]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.840769][  T403]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.840994][  T403]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.841133][  T403]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.841273][  T403]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.841419][  T403]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.841554][  T403]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.841778][  T403]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.841914][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.842052][  T403]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.842187][  T403]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.842328][  T403]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.842470][  T403]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.842697][  T403]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.842837][  T403]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.842971][  T403]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.843110][  T403]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.843249][  T403]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.843391][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.843531][  T403]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.843670][  T403]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.843809][  T403]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.844041][  T403]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.844177][  T403]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.844311][  T403]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.844487][  T403]  ? move_addr_to_kernel (net/socket.c:258)
[   23.844628][  T403]  ___sys_sendmsg (net/socket.c:2752)
[   23.844762][  T403]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.844898][  T403]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.845045][  T403]  ? 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))
[   23.845276][  T403]  __sys_sendmsg (net/socket.c:2784)
[   23.845422][  T403]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.845561][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.845787][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.845923][  T403]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.846060][  T403]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.846197][  T403]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.846337][  T403]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.846691][  T403] RIP: 0033:0x7fc6ee8bf08e
[   23.846837][  T403] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.847427][  T403] RSP: 002b:00007fff5a488d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.847634][  T403] RAX: ffffffffffffffda RBX: 00007fff5a4894b0 RCX: 00007fc6ee8bf08e
[   23.847931][  T403] RDX: 0000000000000000 RSI: 00007fff5a488dc0 RDI: 0000000000000005
[   23.848139][  T403] RBP: 00007fff5a488d20 R08: 0000000000000000 R09: 0000000000000000
[   23.848350][  T403] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   23.848553][  T403] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5a489480
| [   23.858112][  T403] ------------[ cut here ]------------
| [   23.858258][  T403] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/403
| [   23.858513][  T403] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.859107][  T403] Tainted: [W]=WARN
[   23.859209][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.859392][  T403] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.859569][  T403] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.860059][  T403] RSP: 0018:ffa00000005071b0 EFLAGS: 00010286
[   23.860233][  T403] RAX: 00000000ffffffa6 RBX: ff11000012435380 RCX: 1ff40000000a0dfc
[   23.860449][  T403] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001243543c
[   23.860651][  T403] RBP: ff11000017459000 R08: 1fe2200002486a89 R09: ff1100000d6f2e80
[   23.860854][  T403] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.861053][  T403] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   23.861256][  T403] FS:  00007fc6ee685840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   23.861597][  T403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.861770][  T403] CR2: 00007ff07c0e0574 CR3: 000000001682d006 CR4: 0000000000771ef0
[   23.862065][  T403] PKRU: 55555554
[   23.862168][  T403] Call Trace:
[   23.862269][  T403]  <TASK>
[   23.862349][  T403]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.862578][  T403]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.862770][  T403]  __dev_notify_flags (net/core/dev.c:9787)
[   23.862908][  T403]  ? netif_change_name (net/core/dev.c:1495)
[   23.863046][  T403]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.863182][  T403]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.863323][  T403]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   23.863556][  T403]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   23.863694][  T403]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   23.863829][  T403]  ? __dev_get_by_name (net/core/dev.c:883)
[   23.864056][  T403]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   23.864199][  T403]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   23.864349][  T403]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.864574][  T403]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.864708][  T403]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.864845][  T403]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.864981][  T403]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.865116][  T403]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.865257][  T403]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.865405][  T403]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.865541][  T403]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.865674][  T403]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.865809][  T403]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.865943][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.866085][  T403]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.866220][  T403]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.866369][  T403]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.866505][  T403]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.866639][  T403]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.866778][  T403]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.866912][  T403]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.867051][  T403]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.867187][  T403]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.867330][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.867474][  T403]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.867610][  T403]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.867746][  T403]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.867884][  T403]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.868022][  T403]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.868155][  T403]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.868326][  T403]  ? move_addr_to_kernel (net/socket.c:258)
[   23.868475][  T403]  ___sys_sendmsg (net/socket.c:2752)
[   23.868609][  T403]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.868745][  T403]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.868888][  T403]  ? 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))
[   23.869026][  T403]  __sys_sendmsg (net/socket.c:2784)
[   23.869160][  T403]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.869298][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.869448][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.869584][  T403]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.869720][  T403]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.869856][  T403]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.869991][  T403]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.870159][  T403] RIP: 0033:0x7fc6ee8bf08e
[   23.870304][  T403] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.870797][  T403] RSP: 002b:00007fff5a488d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.871002][  T403] RAX: ffffffffffffffda RBX: 00007fff5a4894b0 RCX: 00007fc6ee8bf08e
[   23.871204][  T403] RDX: 0000000000000000 RSI: 00007fff5a488dc0 RDI: 0000000000000005
[   23.871420][  T403] RBP: 00007fff5a488d20 R08: 0000000000000000 R09: 0000000000000000
[   23.871623][  T403] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   23.871825][  T403] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5a489480
| [   23.907938][  T404] ------------[ cut here ]------------
| [   23.908089][  T404] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/404
| [   23.908320][  T404] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.908894][  T404] Tainted: [W]=WARN
[   23.908992][  T404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.909153][  T404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.909324][  T404] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.909794][  T404] RSP: 0018:ffa00000007d6ff8 EFLAGS: 00010286
[   23.909957][  T404] RAX: 00000000ffffffa6 RBX: ff11000012434200 RCX: 1ff40000000fadc5
[   23.910151][  T404] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000124342bc
[   23.910359][  T404] RBP: ff11000017459000 R08: 1fe2200002486859 R09: ff1100000a2a5158
[   23.910552][  T404] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.910747][  T404] R13: 0000000000000000 R14: ffa00000007d7140 R15: ff1100001795b150
[   23.910941][  T404] FS:  00007f915b71f840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   23.911169][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.911335][  T404] CR2: 000000002dab5988 CR3: 000000000e2f4006 CR4: 0000000000771ef0
[   23.911539][  T404] PKRU: 55555554
[   23.911634][  T404] Call Trace:
[   23.911730][  T404]  <TASK>
[   23.911797][  T404]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   23.911928][  T404]  __dev_change_net_namespace (net/core/dev.c:12635)
[   23.912090][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.912218][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.912359][  T404]  ? default_device_exit_batch (net/core/dev.c:13091)
[   23.912528][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.912656][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.912784][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.912912][  T404]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.913043][  T404]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.913171][  T404]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   23.913304][  T404]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   23.913446][  T404]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.913576][  T404]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.913735][  T404]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.913863][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.913991][  T404]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.914119][  T404]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.914250][  T404]  ? __kernel_text_address (kernel/extable.c:79)
[   23.914389][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.914519][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.914646][  T404]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.914777][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.914904][  T404]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.915034][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.915160][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.915291][  T404]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.915431][  T404]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.915560][  T404]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.915690][  T404]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.915821][  T404]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.915949][  T404]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.916082][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.916212][  T404]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.916357][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.916485][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.916614][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.916742][  T404]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.916869][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.916999][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.917127][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.917255][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.917445][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.917618][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.917747][  T404]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.917876][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.918003][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.918130][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.918261][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.918399][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.918527][  T404]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.918654][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.918782][  T404]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.918913][  T404]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.919041][  T404]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.919171][  T404]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.919301][  T404]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.919438][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.919567][  T404]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.919696][  T404]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.919825][  T404]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.919956][  T404]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.920085][  T404]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.920215][  T404]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.920386][  T404]  ? move_addr_to_kernel (net/socket.c:258)
[   23.920516][  T404]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.920643][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.920773][  T404]  ___sys_sendmsg (net/socket.c:2752)
[   23.920899][  T404]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.921059][  T404]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.921199][  T404]  __sys_sendmsg (net/socket.c:2784)
[   23.921332][  T404]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.921465][  T404]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.921626][  T404]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.921756][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.921887][  T404]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.922018][  T404]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.922147][  T404]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.922275][  T404]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.922446][  T404] RIP: 0033:0x7f915b95908e
[   23.922582][  T404] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.923040][  T404] RSP: 002b:00007ffece528880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.923236][  T404] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f915b95908e
[   23.923439][  T404] RDX: 0000000000000000 RSI: 00007ffece528930 RDI: 0000000000000005
[   23.923632][  T404] RBP: 00007ffece528890 R08: 0000000000000000 R09: 0000000000000000
[   23.923822][  T404] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   23.924017][  T404] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffece528ff0
| [   23.926569][  T404] ------------[ cut here ]------------
| [   23.926699][  T404] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/404
| [   23.926924][  T404] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.927496][  T404] Tainted: [W]=WARN
[   23.927598][  T404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.927761][  T404] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.927928][  T404] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.928398][  T404] RSP: 0018:ffa00000007d6fc0 EFLAGS: 00010286
[   23.928563][  T404] RAX: 00000000ffffffa6 RBX: ff11000017696900 RCX: 1ff40000000fadbe
[   23.928757][  T404] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176969bc
[   23.928951][  T404] RBP: ff11000017459000 R08: 1fe2200002ed2d39 R09: ff1100000a2a5158
[   23.929146][  T404] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.929351][  T404] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001795b150
[   23.929547][  T404] FS:  00007f915b71f840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   23.929775][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.929937][  T404] CR2: 000000002dab5988 CR3: 000000000e2f4006 CR4: 0000000000771ef0
[   23.930135][  T404] PKRU: 55555554
[   23.930233][  T404] Call Trace:
[   23.930334][  T404]  <TASK>
[   23.930408][  T404]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.930540][  T404]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.930671][  T404]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.930770][  T404]  __dev_change_net_namespace (net/core/dev.c:12695)
[   23.930933][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.931064][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.931197][  T404]  ? default_device_exit_batch (net/core/dev.c:13091)
[   23.931366][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.931497][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.931627][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.931759][  T404]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.931890][  T404]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.932022][  T404]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   23.932155][  T404]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   23.932289][  T404]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.932429][  T404]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.932591][  T404]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.932721][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.932852][  T404]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.932984][  T404]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.933119][  T404]  ? __kernel_text_address (kernel/extable.c:79)
[   23.933249][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.933391][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.933520][  T404]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.933650][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.933781][  T404]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.933911][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.934043][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.934175][  T404]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.934306][  T404]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.934449][  T404]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.934579][  T404]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.934712][  T404]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.934843][  T404]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.934978][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.935115][  T404]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.935248][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.935386][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.935516][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.935646][  T404]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.935775][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.935906][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.936040][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.936170][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.936301][  T404]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.936440][  T404]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.936572][  T404]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.936703][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.936833][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.936961][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.937095][  T404]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.937227][  T404]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.937367][  T404]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.937497][  T404]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.937627][  T404]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.937761][  T404]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.937890][  T404]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.938036][  T404]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.938166][  T404]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.938297][  T404]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.938437][  T404]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.938568][  T404]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.938699][  T404]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.938831][  T404]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.938961][  T404]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.939097][  T404]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.939260][  T404]  ? move_addr_to_kernel (net/socket.c:258)
[   23.939401][  T404]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.939534][  T404]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.939667][  T404]  ___sys_sendmsg (net/socket.c:2752)
[   23.939798][  T404]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.939964][  T404]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.940109][  T404]  __sys_sendmsg (net/socket.c:2784)
[   23.940240][  T404]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.940468][  T404]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.940720][  T404]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.940851][  T404]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.940983][  T404]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.941113][  T404]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.941244][  T404]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.941467][  T404]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.941628][  T404] RIP: 0033:0x7f915b95908e
[   23.941765][  T404] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.942229][  T404] RSP: 002b:00007ffece528880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.942518][  T404] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f915b95908e
[   23.942800][  T404] RDX: 0000000000000000 RSI: 00007ffece528930 RDI: 0000000000000005
[   23.942995][  T404] RBP: 00007ffece528890 R08: 0000000000000000 R09: 0000000000000000
[   23.943189][  T404] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   23.943389][  T404] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffece528ff0
| [   23.980947][  T406] ------------[ cut here ]------------
| [   23.981100][  T406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/406
| [   23.981349][  T406] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   23.981915][  T406] Tainted: [W]=WARN
[   23.982014][  T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.982179][  T406] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.982368][  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
[   23.982829][  T406] RSP: 0018:ffa0000000a37020 EFLAGS: 00010286
[   23.982993][  T406] RAX: 00000000ffffffa6 RBX: ff110000176978c0 RCX: 1ff4000000146dca
[   23.983191][  T406] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001769797c
[   23.983398][  T406] RBP: ff11000017459000 R08: 1fe2200002ed2f31 R09: ff11000014aa0b58
[   23.983590][  T406] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   23.983782][  T406] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.983979][  T406] FS:  00007f72e5ab8840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   23.984206][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.984381][  T406] CR2: 000000002c6cf988 CR3: 000000000e0e8004 CR4: 0000000000771ef0
[   23.984578][  T406] PKRU: 55555554
[   23.984676][  T406] Call Trace:
[   23.984773][  T406]  <TASK>
[   23.984842][  T406]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.984977][  T406]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.985076][  T406]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.985205][  T406]  __dev_notify_flags (net/core/dev.c:9787)
[   23.985347][  T406]  ? netif_change_name (net/core/dev.c:1495)
[   23.985481][  T406]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.985612][  T406]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.985743][  T406]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.985874][  T406]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.986008][  T406]  netif_change_flags (net/core/dev.c:9820)
[   23.986140][  T406]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.986271][  T406]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.986416][  T406]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.986549][  T406]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.986716][  T406]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.986845][  T406]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.986974][  T406]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.987104][  T406]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.987234][  T406]  ? __kernel_text_address (kernel/extable.c:79)
[   23.987373][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.987509][  T406]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.987640][  T406]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.987775][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.987904][  T406]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.988033][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.988162][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.988292][  T406]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.988433][  T406]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.988567][  T406]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.988697][  T406]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.988828][  T406]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.988960][  T406]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.989093][  T406]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.989226][  T406]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.989365][  T406]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.989496][  T406]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.989627][  T406]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.989756][  T406]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.989889][  T406]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.990020][  T406]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.990149][  T406]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.990279][  T406]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.990420][  T406]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.990550][  T406]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.990682][  T406]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.990813][  T406]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.990942][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.991075][  T406]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.991203][  T406]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.991341][  T406]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.991479][  T406]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.991609][  T406]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.991745][  T406]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.991876][  T406]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.992008][  T406]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.992139][  T406]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.992270][  T406]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.992413][  T406]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.992545][  T406]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.992682][  T406]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.992814][  T406]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.992944][  T406]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.993076][  T406]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.993237][  T406]  ? move_addr_to_kernel (net/socket.c:258)
[   23.993379][  T406]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.993510][  T406]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.993645][  T406]  ___sys_sendmsg (net/socket.c:2752)
[   23.993774][  T406]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.993936][  T406]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.994080][  T406]  __sys_sendmsg (net/socket.c:2784)
[   23.994211][  T406]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.994351][  T406]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.994516][  T406]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.994649][  T406]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.994780][  T406]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.994910][  T406]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.995040][  T406]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.995169][  T406]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.995336][  T406] RIP: 0033:0x7f72e5cf208e
[   23.995481][  T406] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.995951][  T406] RSP: 002b:00007ffcdb492f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.996148][  T406] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f72e5cf208e
[   23.996352][  T406] RDX: 0000000000000000 RSI: 00007ffcdb493000 RDI: 0000000000000005
[   23.996547][  T406] RBP: 00007ffcdb492f60 R08: 0000000000000000 R09: 0000000000000000
[   23.996741][  T406] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   23.996935][  T406] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdb4936d0
| [   24.117481][  T421] ------------[ cut here ]------------
| [   24.117640][  T421] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/421
| [   24.117869][  T421] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.118455][  T421] Tainted: [W]=WARN
[   24.118554][  T421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.118722][  T421] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.118891][  T421] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.119358][  T421] RSP: 0018:ffa0000000956ff8 EFLAGS: 00010286
[   24.119523][  T421] RAX: 00000000ffffffa6 RBX: ff1100001768f700 RCX: 1ff400000012adc5
[   24.119716][  T421] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001768f7bc
[   24.119911][  T421] RBP: ff1100001745c000 R08: 1fe2200002ed1ef9 R09: ff11000011a50b58
[   24.120105][  T421] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   24.120297][  T421] R13: 0000000000000000 R14: ffa0000000957140 R15: ff1100000c84aa50
[   24.120507][  T421] FS:  00007fb6d3e4f840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   24.120731][  T421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.120895][  T421] CR2: 0000000037e45988 CR3: 000000001750a002 CR4: 0000000000771ef0
[   24.121089][  T421] PKRU: 55555554
[   24.121187][  T421] Call Trace:
[   24.121283][  T421]  <TASK>
[   24.121359][  T421]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   24.121490][  T421]  __dev_change_net_namespace (net/core/dev.c:12635)
[   24.121651][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.121779][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.121909][  T421]  ? default_device_exit_batch (net/core/dev.c:13091)
[   24.122076][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.122206][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.122352][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.122481][  T421]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   24.122611][  T421]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   24.122741][  T421]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   24.122872][  T421]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   24.123004][  T421]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.123134][  T421]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.123294][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.123432][  T421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.123559][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.123687][  T421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.123818][  T421]  ? __kernel_text_address (kernel/extable.c:79)
[   24.123949][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.124081][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.124209][  T421]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.124348][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.124483][  T421]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.124616][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.124743][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.124873][  T421]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.125004][  T421]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.125133][  T421]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.125260][  T421]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.125455][  T421]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.125584][  T421]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.125714][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.125845][  T421]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.125975][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.126103][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.126232][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.126370][  T421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.126499][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.126629][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.126755][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.126886][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.127016][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.127145][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.127274][  T421]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.127412][  T421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.127540][  T421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.127666][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.127795][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.127921][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.128052][  T421]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.128181][  T421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.128310][  T421]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.128455][  T421]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.128582][  T421]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.128711][  T421]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.128840][  T421]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.128969][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.129098][  T421]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.129227][  T421]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.129363][  T421]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.129494][  T421]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.129624][  T421]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.129752][  T421]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.129911][  T421]  ? move_addr_to_kernel (net/socket.c:258)
[   24.130043][  T421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.130172][  T421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.130303][  T421]  ___sys_sendmsg (net/socket.c:2752)
[   24.130445][  T421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.130606][  T421]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.130748][  T421]  __sys_sendmsg (net/socket.c:2784)
[   24.130878][  T421]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.131009][  T421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.131171][  T421]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.131301][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.131439][  T421]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.131568][  T421]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.131698][  T421]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.131826][  T421]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.131990][  T421] RIP: 0033:0x7fb6d408908e
[   24.132129][  T421] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.132605][  T421] RSP: 002b:00007ffe5b60b720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.132807][  T421] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb6d408908e
[   24.133003][  T421] RDX: 0000000000000000 RSI: 00007ffe5b60b7d0 RDI: 0000000000000005
[   24.133198][  T421] RBP: 00007ffe5b60b730 R08: 0000000000000000 R09: 0000000000000000
[   24.133400][  T421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   24.133595][  T421] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5b60be90
| [   24.136168][  T421] ------------[ cut here ]------------
| [   24.136304][  T421] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/421
| [   24.136547][  T421] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.137115][  T421] Tainted: [W]=WARN
[   24.137218][  T421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.137389][  T421] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.137559][  T421] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.138025][  T421] RSP: 0018:ffa0000000956fc0 EFLAGS: 00010286
[   24.138190][  T421] RAX: 00000000ffffffa6 RBX: ff110000052efe00 RCX: 1ff400000012adbe
[   24.138390][  T421] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052efebc
[   24.138582][  T421] RBP: ff1100001745c000 R08: 1fe2200000a5dfd9 R09: ff11000011a50b58
[   24.138775][  T421] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   24.138973][  T421] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c84aa50
[   24.139170][  T421] FS:  00007fb6d3e4f840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   24.139407][  T421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.139571][  T421] CR2: 0000000037e45988 CR3: 000000001750a002 CR4: 0000000000771ef0
[   24.139770][  T421] PKRU: 55555554
[   24.139868][  T421] Call Trace:
[   24.139966][  T421]  <TASK>
[   24.140037][  T421]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.140170][  T421]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.140308][  T421]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.140416][  T421]  __dev_change_net_namespace (net/core/dev.c:12695)
[   24.140583][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.140714][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.140843][  T421]  ? default_device_exit_batch (net/core/dev.c:13091)
[   24.141004][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.141133][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.141268][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.141409][  T421]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   24.141549][  T421]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   24.141679][  T421]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   24.141815][  T421]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   24.141949][  T421]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.142087][  T421]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.142249][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.142388][  T421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.142520][  T421]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.142652][  T421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.142785][  T421]  ? __kernel_text_address (kernel/extable.c:79)
[   24.142916][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.143049][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.143178][  T421]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.143312][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.143453][  T421]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.143580][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.143711][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.143841][  T421]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.143972][  T421]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.144105][  T421]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.144238][  T421]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.144385][  T421]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.144517][  T421]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.144655][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.144790][  T421]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.144924][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.145056][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.145186][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.145321][  T421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.145461][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.145595][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.145727][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.145862][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.145992][  T421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.146125][  T421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.146258][  T421]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.146408][  T421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.146541][  T421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.146671][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.146804][  T421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.146935][  T421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.147069][  T421]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.147205][  T421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.147348][  T421]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.147485][  T421]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.147616][  T421]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.147753][  T421]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.147886][  T421]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.148019][  T421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.148155][  T421]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.148287][  T421]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.148439][  T421]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.148572][  T421]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.148704][  T421]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.148837][  T421]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.149005][  T421]  ? move_addr_to_kernel (net/socket.c:258)
[   24.149141][  T421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.149277][  T421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.149418][  T421]  ___sys_sendmsg (net/socket.c:2752)
[   24.149549][  T421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.149713][  T421]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.149858][  T421]  __sys_sendmsg (net/socket.c:2784)
[   24.149989][  T421]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.150122][  T421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.150287][  T421]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.150428][  T421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.150560][  T421]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.150693][  T421]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.150823][  T421]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.150953][  T421]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.151121][  T421] RIP: 0033:0x7fb6d408908e
[   24.151258][  T421] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.151732][  T421] RSP: 002b:00007ffe5b60b720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.151932][  T421] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb6d408908e
[   24.152130][  T421] RDX: 0000000000000000 RSI: 00007ffe5b60b7d0 RDI: 0000000000000005
[   24.152331][  T421] RBP: 00007ffe5b60b730 R08: 0000000000000000 R09: 0000000000000000
[   24.152534][  T421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   24.152734][  T421] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5b60be90
| [   24.186339][  T426] ------------[ cut here ]------------
| [   24.186496][  T426] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/426
| [   24.186727][  T426] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.187297][  T426] Tainted: [W]=WARN
[   24.187411][  T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.187577][  T426] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.187749][  T426] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.188220][  T426] RSP: 0018:ffa00000006c7020 EFLAGS: 00010286
[   24.188392][  T426] RAX: 00000000ffffffa6 RBX: ff1100000518a3c0 RCX: 1ff40000000d8dca
[   24.188589][  T426] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000518a47c
[   24.188783][  T426] RBP: ff1100001745c000 R08: 1fe2200000a31491 R09: ff11000004e65158
[   24.188981][  T426] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   24.189177][  T426] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   24.189390][  T426] FS:  00007f992af8c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   24.189620][  T426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.189783][  T426] CR2: 00000000043a2988 CR3: 000000001010c002 CR4: 0000000000771ef0
[   24.189981][  T426] PKRU: 55555554
[   24.190085][  T426] Call Trace:
[   24.190182][  T426]  <TASK>
[   24.190249][  T426]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.190389][  T426]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.190488][  T426]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.190621][  T426]  __dev_notify_flags (net/core/dev.c:9787)
[   24.190754][  T426]  ? netif_change_name (net/core/dev.c:1495)
[   24.190883][  T426]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.191017][  T426]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   24.191148][  T426]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.191280][  T426]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   24.191420][  T426]  netif_change_flags (net/core/dev.c:9820)
[   24.191551][  T426]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.191682][  T426]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.191816][  T426]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.191946][  T426]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.192114][  T426]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.192246][  T426]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.192441][  T426]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.192641][  T426]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.192773][  T426]  ? __kernel_text_address (kernel/extable.c:79)
[   24.192904][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.193038][  T426]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.193168][  T426]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.193298][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.193506][  T426]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.193635][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.193765][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.193894][  T426]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.194024][  T426]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.194154][  T426]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.194283][  T426]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.194511][  T426]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.194643][  T426]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.194776][  T426]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.194906][  T426]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.195037][  T426]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.195166][  T426]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.195295][  T426]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.195502][  T426]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.195634][  T426]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.195763][  T426]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.195892][  T426]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.196022][  T426]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.196152][  T426]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.196285][  T426]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.196502][  T426]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.196631][  T426]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.196761][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.196893][  T426]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.197023][  T426]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.197154][  T426]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.197285][  T426]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.197494][  T426]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.197628][  T426]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.197756][  T426]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.197888][  T426]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.198020][  T426]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.198151][  T426]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.198282][  T426]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.198507][  T426]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.198639][  T426]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.198770][  T426]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.198901][  T426]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.199032][  T426]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.199194][  T426]  ? move_addr_to_kernel (net/socket.c:258)
[   24.199329][  T426]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.199536][  T426]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.199668][  T426]  ___sys_sendmsg (net/socket.c:2752)
[   24.199797][  T426]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.199958][  T426]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.200100][  T426]  __sys_sendmsg (net/socket.c:2784)
[   24.200231][  T426]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.200439][  T426]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.200607][  T426]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.200746][  T426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.200886][  T426]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.201022][  T426]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.201154][  T426]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.201285][  T426]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.201535][  T426] RIP: 0033:0x7f992b1c608e
[   24.201674][  T426] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.202140][  T426] RSP: 002b:00007ffc59c816e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.202405][  T426] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f992b1c608e
[   24.202604][  T426] RDX: 0000000000000000 RSI: 00007ffc59c81790 RDI: 0000000000000005
[   24.202799][  T426] RBP: 00007ffc59c816f0 R08: 0000000000000000 R09: 0000000000000000
[   24.202992][  T426] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   24.203187][  T426] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc59c81e60
| [   24.205205][   T70] ------------[ cut here ]------------
| [   24.205330][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   24.205581][   T70] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.206134][   T70] Tainted: [W]=WARN
[   24.206229][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.206395][   T70] Workqueue: events_unbound linkwatch_event
[   24.206549][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.206705][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.207136][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   24.207284][   T70] RAX: 00000000ffffffa6 RBX: ff1100000518b000 RCX: 1ff4000000096f02
[   24.207471][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000518b0bc
[   24.207648][   T70] RBP: ff1100001745c000 R08: 1fe2200000a31619 R09: ff11000009fe0ba8
[   24.207845][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.208032][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.208217][   T70] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   24.208437][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.208587][   T70] CR2: 00000000043a2988 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   24.208768][   T70] PKRU: 55555554
[   24.208857][   T70] Call Trace:
[   24.208951][   T70]  <TASK>
[   24.209017][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.209137][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.209258][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.209357][   T70]  netif_state_change (net/core/dev.c:1605)
[   24.209478][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.209630][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   24.209748][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   24.209867][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.209989][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   24.210109][   T70]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   24.210228][   T70]  process_one_work (kernel/workqueue.c:3314)
[   24.210362][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   24.210480][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.210603][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   24.210728][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   24.210845][   T70]  kthread (kernel/kthread.c:436)
[   24.210935][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.211082][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.211201][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   24.211326][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   24.211482][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   24.211600][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.211717][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.213335][   T70] ------------[ cut here ]------------
| [   24.213463][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   24.213697][   T70] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.214243][   T70] Tainted: [W]=WARN
[   24.214336][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.215068][   T70] Workqueue: events_unbound linkwatch_event
[   24.215226][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.215443][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.215864][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   24.216016][   T70] RAX: 00000000ffffffa6 RBX: ff11000005f04e40 RCX: 1ff4000000096f02
[   24.216192][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f04efc
[   24.216420][   T70] RBP: ff11000017459000 R08: 1fe2200000be09e1 R09: ff11000009fe0ba8
[   24.216642][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.216818][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.216995][   T70] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   24.217247][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.217451][   T70] CR2: 00000000043a2988 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   24.217630][   T70] PKRU: 55555554
[   24.217718][   T70] Call Trace:
[   24.217806][   T70]  <TASK>
[   24.217867][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.217990][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.218108][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.218204][   T70]  netif_state_change (net/core/dev.c:1605)
[   24.218333][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.218528][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   24.218648][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   24.218812][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.218936][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   24.219058][   T70]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   24.219178][   T70]  process_one_work (kernel/workqueue.c:3314)
[   24.219301][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   24.219471][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.219594][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   24.219723][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   24.219839][   T70]  kthread (kernel/kthread.c:436)
[   24.219929][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.220077][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.220199][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   24.220323][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   24.220517][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   24.220636][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.220754][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.345902][  T430] ------------[ cut here ]------------
| [   24.346079][  T430] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/430
| [   24.346323][  T430] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.346930][  T430] Tainted: [W]=WARN
[   24.347034][  T430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.347203][  T430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.347411][  T430] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.347895][  T430] RSP: 0018:ffa0000000646e90 EFLAGS: 00010286
[   24.348069][  T430] RAX: 00000000ffffffa6 RBX: ff11000005090580 RCX: 1ff40000000c8d98
[   24.348270][  T430] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000509063c
[   24.348484][  T430] RBP: ff11000017459000 R08: 1fe2200000a120c9 R09: ff11000012b68b58
[   24.348686][  T430] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   24.348891][  T430] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   24.349095][  T430] FS:  00007f1ebea90840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   24.349337][  T430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.349515][  T430] CR2: 00007f1ebed601a0 CR3: 0000000014a7b001 CR4: 0000000000771ef0
[   24.349722][  T430] PKRU: 55555554
[   24.349823][  T430] Call Trace:
[   24.349925][  T430]  <TASK>
[   24.349996][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.350134][  T430]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.350270][  T430]  notifier_call_chain (kernel/notifier.c:85)
[   24.350420][  T430]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   24.350558][  T430]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   24.350730][  T430]  veth_xdp_set (drivers/net/veth.c:1638)
[   24.350868][  T430]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   24.351003][  T430]  dev_xdp_install (net/core/dev.c:10348)
[   24.351140][  T430]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   24.351279][  T430]  dev_xdp_attach (net/core/dev.c:10504)
[   24.351427][  T430]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   24.351566][  T430]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   24.351704][  T430]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   24.351843][  T430]  dev_change_xdp_fd (net/core/dev.c:10759)
[   24.351981][  T430]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   24.352119][  T430]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.352256][  T430]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.352437][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.352572][  T430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.352708][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.352845][  T430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.352983][  T430]  ? __kernel_text_address (kernel/extable.c:79)
[   24.353121][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.353260][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.353404][  T430]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.353540][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.353675][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.353814][  T430]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.353950][  T430]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.354087][  T430]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.354222][  T430]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.354370][  T430]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.354507][  T430]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.354646][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.354786][  T430]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.354926][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.355061][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.355197][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.355338][  T430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.355480][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.355617][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.355753][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.355889][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.356025][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.356162][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.356298][  T430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.356444][  T430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.356580][  T430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.356715][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.356853][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.356991][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.357129][  T430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.357265][  T430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.357411][  T430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.357553][  T430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.357688][  T430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.357826][  T430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.357965][  T430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.358103][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.358241][  T430]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.358388][  T430]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.358526][  T430]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.358664][  T430]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.358801][  T430]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.358938][  T430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.359109][  T430]  ? move_addr_to_kernel (net/socket.c:258)
[   24.359246][  T430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.359391][  T430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.359530][  T430]  ___sys_sendmsg (net/socket.c:2752)
[   24.359665][  T430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.359836][  T430]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.359986][  T430]  __sys_sendmsg (net/socket.c:2784)
[   24.360124][  T430]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.360260][  T430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.360443][  T430]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.360580][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.360718][  T430]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.360854][  T430]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.360992][  T430]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.361130][  T430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.361300][  T430] RIP: 0033:0x7f1ebecca08e
[   24.361456][  T430] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.361942][  T430] RSP: 002b:00007fff0cacea10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.362153][  T430] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f1ebecca08e
[   24.362366][  T430] RDX: 0000000000000000 RSI: 00007fff0caceac0 RDI: 0000000000000005
[   24.362570][  T430] RBP: 00007fff0cacea20 R08: 0000000000000000 R09: 0000000000000000
[   24.362773][  T430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   24.362977][  T430] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0cacf190
| [   24.369438][  T430] ------------[ cut here ]------------
| [   24.369578][  T430] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/430
| [   24.369808][  T430] Modules linked in: nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.371439][  T430] Tainted: [W]=WARN
[   24.371596][  T430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.371760][  T430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.371927][  T430] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.372456][  T430] RSP: 0018:ffa00000006470a0 EFLAGS: 00010286
[   24.372621][  T430] RAX: 00000000ffffffa6 RBX: ff11000005090ac0 RCX: 1ff40000000c8dda
[   24.372815][  T430] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005090b7c
[   24.373006][  T430] RBP: ff1100001745c000 R08: 1fe2200000a12171 R09: ff11000012b68b58
[   24.373197][  T430] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   24.373473][  T430] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e1f5fe4
[   24.373669][  T430] FS:  00007f1ebea90840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   24.373895][  T430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.374055][  T430] CR2: 00007f1ebed601a0 CR3: 0000000014a7b001 CR4: 0000000000771ef0
[   24.374250][  T430] PKRU: 55555554
[   24.374407][  T430] Call Trace:
[   24.374507][  T430]  <TASK>
[   24.374574][  T430]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.374704][  T430]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.374835][  T430]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.374933][  T430]  netif_state_change (net/core/dev.c:1605)
[   24.375065][  T430]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.375227][  T430]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   24.375418][  T430]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   24.375551][  T430]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.375681][  T430]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.375841][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.375971][  T430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.376100][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.376229][  T430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.376419][  T430]  ? __kernel_text_address (kernel/extable.c:79)
[   24.376550][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.376682][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.376813][  T430]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.376942][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.377070][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.377198][  T430]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.377332][  T430]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.377529][  T430]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.377658][  T430]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.377787][  T430]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.377915][  T430]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.378048][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.378179][  T430]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.378310][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.378534][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.378663][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.378792][  T430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.378918][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.379050][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.379179][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.379307][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.379505][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.379637][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.379766][  T430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.379895][  T430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.380024][  T430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.380152][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.380282][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.380469][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.380599][  T430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.380729][  T430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.380858][  T430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.380991][  T430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.381119][  T430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.381251][  T430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.381443][  T430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.381574][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.381706][  T430]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.381837][  T430]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.381967][  T430]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.382099][  T430]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.382229][  T430]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.382418][  T430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.382576][  T430]  ? move_addr_to_kernel (net/socket.c:258)
[   24.382707][  T430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.382836][  T430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.382965][  T430]  ___sys_sendmsg (net/socket.c:2752)
[   24.383093][  T430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.383253][  T430]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.383451][  T430]  __sys_sendmsg (net/socket.c:2784)
[   24.383580][  T430]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.383708][  T430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.383874][  T430]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.384004][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.384132][  T430]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.384263][  T430]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.384452][  T430]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.384581][  T430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.384740][  T430] RIP: 0033:0x7f1ebecca08e
[   24.384875][  T430] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.385336][  T430] RSP: 002b:00007fff0cacea10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.385587][  T430] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f1ebecca08e
[   24.385778][  T430] RDX: 0000000000000000 RSI: 00007fff0caceac0 RDI: 0000000000000005
[   24.385970][  T430] RBP: 00007fff0cacea20 R08: 0000000000000000 R09: 0000000000000000
[   24.386162][  T430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   24.386412][  T430] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0cacf190
| [   24.495962][  T433] ------------[ cut here ]------------
| [   24.496130][  T433] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/433
| [   24.497427][  T433] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.498041][  T433] Tainted: [W]=WARN
[   24.498147][  T433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.498327][  T433] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.498636][  T433] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.499131][  T433] RSP: 0018:ffa00000009b6fd0 EFLAGS: 00010286
[   24.499309][  T433] RAX: 00000000ffffffa6 RBX: ff11000009b34c80 RCX: 1ff4000000136dc0
[   24.499598][  T433] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b34d3c
[   24.499806][  T433] RBP: ff1100000ef6a000 R08: 1fe22000013669a9 R09: ff1100000e9a0b80
[   24.500013][  T433] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   24.500218][  T433] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef6ae44
[   24.500441][  T433] FS:  00007f6a0ef53840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   24.500684][  T433] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.500859][  T433] CR2: 00007f190813a808 CR3: 0000000010096006 CR4: 0000000000771ef0
[   24.501069][  T433] PKRU: 55555554
[   24.501174][  T433] Call Trace:
[   24.501279][  T433]  <TASK>
[   24.501361][  T433]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.501502][  T433]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.501644][  T433]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.501750][  T433]  ? 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))
[   24.501894][  T433]  __dev_notify_flags (net/core/dev.c:9787)
[   24.502034][  T433]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.502176][  T433]  ? netif_change_name (net/core/dev.c:1495)
[   24.502316][  T433]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   24.502468][  T433]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   24.502609][  T433] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   24.502751][  T433]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   24.502898][  T433] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   24.503040][  T433]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   24.503185][  T433]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   24.503329][  T433]  ? nla_strscpy (lib/nlattr.c:795)
[   24.503477][  T433]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   24.503618][  T433]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.503757][  T433]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.503899][  T433]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.504047][  T433]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.504190][  T433]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.504336][  T433]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.504483][  T433]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.504624][  T433]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.504763][  T433]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.504901][  T433]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.505048][  T433]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.505189][  T433]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.505333][  T433]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.505480][  T433]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.505620][  T433]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.505761][  T433]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.505903][  T433]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.506046][  T433]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.506188][  T433]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.506334][  T433]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.506480][  T433]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.506622][  T433]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.506760][  T433]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.506903][  T433]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.507043][  T433]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.507185][  T433]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.507331][  T433]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.507478][  T433]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.507618][  T433]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.507762][  T433]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.507904][  T433]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.508042][  T433]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.508217][  T433]  ? move_addr_to_kernel (net/socket.c:258)
[   24.508371][  T433]  ___sys_sendmsg (net/socket.c:2752)
[   24.508512][  T433]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.508653][  T433]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.508803][  T433]  ? 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))
[   24.508944][  T433]  __sys_sendmsg (net/socket.c:2784)
[   24.509085][  T433]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.509229][  T433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.509380][  T433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.509521][  T433]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.509662][  T433]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.509803][  T433]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.509943][  T433]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.510117][  T433] RIP: 0033:0x7f6a0f18d08e
[   24.510264][  T433] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.510787][  T433] RSP: 002b:00007ffdf6d0db20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.510999][  T433] RAX: ffffffffffffffda RBX: 00007ffdf6d0e2d0 RCX: 00007f6a0f18d08e
[   24.511207][  T433] RDX: 0000000000000000 RSI: 00007ffdf6d0dbd0 RDI: 0000000000000005
[   24.511427][  T433] RBP: 00007ffdf6d0db30 R08: 0000000000000000 R09: 0000000000000000
[   24.511653][  T433] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   24.511861][  T433] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf6d0e2a0
| [   24.542632][  T435] ------------[ cut here ]------------
| [   24.542785][  T435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/435
| [   24.543016][  T435] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.543600][  T435] Tainted: [W]=WARN
[   24.543700][  T435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.543864][  T435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.544034][  T435] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.544512][  T435] RSP: 0018:ffa0000000547020 EFLAGS: 00010286
[   24.544677][  T435] RAX: 00000000ffffffa6 RBX: ff110000133c8740 RCX: 1ff40000000a8dca
[   24.544872][  T435] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c87fc
[   24.545068][  T435] RBP: ff1100000ef6a000 R08: 1fe2200002679101 R09: ff1100000e9a5158
[   24.545264][  T435] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   24.546211][  T435] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   24.546473][  T435] FS:  00007f8b787f8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   24.546704][  T435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.546868][  T435] CR2: 000000002fc70988 CR3: 000000000e2c6006 CR4: 0000000000771ef0
[   24.547068][  T435] PKRU: 55555554
[   24.547167][  T435] Call Trace:
[   24.547265][  T435]  <TASK>
[   24.547339][  T435]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.547530][  T435]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.547630][  T435]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.547762][  T435]  __dev_notify_flags (net/core/dev.c:9787)
[   24.547894][  T435]  ? netif_change_name (net/core/dev.c:1495)
[   24.548028][  T435]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.548160][  T435]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   24.548290][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.548484][  T435]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   24.548619][  T435]  netif_change_flags (net/core/dev.c:9820)
[   24.548749][  T435]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.548881][  T435]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.549015][  T435]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.549147][  T435]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.549311][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.549511][  T435]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.549641][  T435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.549770][  T435]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.549903][  T435]  ? __kernel_text_address (kernel/extable.c:79)
[   24.550035][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.550166][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.550295][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.550486][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.550616][  T435]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.550745][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.550876][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.551006][  T435]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.551137][  T435]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.551271][  T435]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.551434][  T435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.551566][  T435]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.551699][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.551832][  T435]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.551967][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.552097][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.552228][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.552371][  T435]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.552501][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.552634][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.552764][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.552895][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.553027][  T435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.553158][  T435]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.553289][  T435]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.553432][  T435]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.553562][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.553692][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.553824][  T435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.553959][  T435]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.554090][  T435]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.554221][  T435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.554363][  T435]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.554497][  T435]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.554626][  T435]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.554760][  T435]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.554891][  T435]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.555023][  T435]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.555154][  T435]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.555286][  T435]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.555427][  T435]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.555562][  T435]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.555695][  T435]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.555825][  T435]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.555988][  T435]  ? move_addr_to_kernel (net/socket.c:258)
[   24.556119][  T435]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.556250][  T435]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.556391][  T435]  ___sys_sendmsg (net/socket.c:2752)
[   24.556522][  T435]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.556683][  T435]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.556826][  T435]  __sys_sendmsg (net/socket.c:2784)
[   24.556959][  T435]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.557088][  T435]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.557253][  T435]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.557395][  T435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.557528][  T435]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.557659][  T435]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.557790][  T435]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.557921][  T435]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.558086][  T435] RIP: 0033:0x7f8b78a3208e
[   24.558226][  T435] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.558701][  T435] RSP: 002b:00007ffcf2c5bde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.558900][  T435] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8b78a3208e
[   24.559098][  T435] RDX: 0000000000000000 RSI: 00007ffcf2c5be90 RDI: 0000000000000005
[   24.559293][  T435] RBP: 00007ffcf2c5bdf0 R08: 0000000000000000 R09: 0000000000000000
[   24.559498][  T435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   24.559694][  T435] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf2c5c560
| [   24.646708][  T438] ------------[ cut here ]------------
| [   24.646918][  T438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/438
| [   24.647212][  T438] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.647934][  T438] Tainted: [W]=WARN
[   24.648088][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.648310][  T438] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.648563][  T438] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.649110][  T438] RSP: 0018:ffa0000000526fd0 EFLAGS: 00010286
[   24.649341][  T438] RAX: 00000000ffffffa6 RBX: ff11000016914ac0 RCX: 1ff40000000a4dc0
[   24.649613][  T438] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016914b7c
[   24.649870][  T438] RBP: ff110000132e2000 R08: 1fe2200002d22971 R09: ff1100000f94d180
[   24.650124][  T438] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   24.651074][  T438] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000132e2e44
[   24.651427][  T438] FS:  00007f10ebdcf840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   24.651806][  T438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.652068][  T438] CR2: 00007f10ebfc8460 CR3: 00000000054b7004 CR4: 0000000000771ef0
[   24.652332][  T438] PKRU: 55555554
[   24.652503][  T438] Call Trace:
[   24.652656][  T438]  <TASK>
[   24.652777][  T438]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.652966][  T438]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.653158][  T438]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.653314][  T438]  ? 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))
[   24.653526][  T438]  __dev_notify_flags (net/core/dev.c:9787)
[   24.653720][  T438]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.653909][  T438]  ? netif_change_name (net/core/dev.c:1495)
[   24.654100][  T438]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   24.654295][  T438]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   24.654505][  T438] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   24.654697][  T438]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   24.654894][  T438] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   24.655086][  T438]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   24.655279][  T438]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   24.655488][  T438]  ? nla_strscpy (lib/nlattr.c:795)
[   24.655680][  T438]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   24.655869][  T438]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.656055][  T438]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.656242][  T438]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.656457][  T438]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.656650][  T438]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.656842][  T438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.657029][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.657217][  T438]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.657424][  T438]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.657618][  T438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.657816][  T438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.658005][  T438]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.658195][  T438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.658400][  T438]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.658592][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.658779][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.658968][  T438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.659155][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.659370][  T438]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.659560][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.659751][  T438]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.659942][  T438]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.660129][  T438]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.660328][  T438]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.660530][  T438]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.660725][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.660914][  T438]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.661104][  T438]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.661294][  T438]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.661504][  T438]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.661693][  T438]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.661884][  T438]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.662104][  T438]  ? move_addr_to_kernel (net/socket.c:258)
[   24.662301][  T438]  ___sys_sendmsg (net/socket.c:2752)
[   24.662505][  T438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.662693][  T438]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.662890][  T438]  ? 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))
[   24.663081][  T438]  __sys_sendmsg (net/socket.c:2784)
[   24.663272][  T438]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.663488][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.663681][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.663871][  T438]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.664058][  T438]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.664245][  T438]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.664455][  T438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.664676][  T438] RIP: 0033:0x7f10ec00908e
[   24.664869][  T438] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.665431][  T438] RSP: 002b:00007ffc3b9ce1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.665692][  T438] RAX: ffffffffffffffda RBX: 00007ffc3b9ce9a0 RCX: 00007f10ec00908e
[   24.665949][  T438] RDX: 0000000000000000 RSI: 00007ffc3b9ce2a0 RDI: 0000000000000005
[   24.666209][  T438] RBP: 00007ffc3b9ce200 R08: 0000000000000000 R09: 0000000000000000
[   24.666485][  T438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   24.666744][  T438] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3b9ce970
| [   24.697476][  T439] ------------[ cut here ]------------
| [   24.697626][  T439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/439
| [   24.697852][  T439] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.698457][  T439] Tainted: [W]=WARN
[   24.698557][  T439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.698721][  T439] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.698892][  T439] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.699369][  T439] RSP: 0018:ffa0000000527020 EFLAGS: 00010286
[   24.699537][  T439] RAX: 00000000ffffffa6 RBX: ff11000004db4ac0 RCX: 1ff40000000a4dca
[   24.699733][  T439] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004db4b7c
[   24.699927][  T439] RBP: ff110000132e2000 R08: 1fe22000009b6971 R09: ff1100000a080b58
[   24.700121][  T439] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   24.700315][  T439] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   24.700521][  T439] FS:  00007fa414fd7840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   24.700750][  T439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.700913][  T439] CR2: 0000000029842988 CR3: 000000000b54c003 CR4: 0000000000771ef0
[   24.701112][  T439] PKRU: 55555554
[   24.701209][  T439] Call Trace:
[   24.701307][  T439]  <TASK>
[   24.701388][  T439]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.701521][  T439]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.701621][  T439]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.701754][  T439]  __dev_notify_flags (net/core/dev.c:9787)
[   24.701886][  T439]  ? netif_change_name (net/core/dev.c:1495)
[   24.702018][  T439]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.702149][  T439]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   24.702278][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.702423][  T439]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   24.702558][  T439]  netif_change_flags (net/core/dev.c:9820)
[   24.702689][  T439]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.702818][  T439]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.702952][  T439]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.703087][  T439]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.703250][  T439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.704057][  T439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.704188][  T439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.704318][  T439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.704624][  T439]  ? __kernel_text_address (kernel/extable.c:79)
[   24.704817][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.704976][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.705106][  T439]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.705237][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.705378][  T439]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.705509][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.705660][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.705854][  T439]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.706050][  T439]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.706248][  T439]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.706470][  T439]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.706643][  T439]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.706788][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.706989][  T439]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.707189][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.707402][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.707601][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.707776][  T439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.707928][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.708128][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.708296][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.708447][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.708578][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.708709][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.708839][  T439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.708970][  T439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.709101][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.709280][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.709436][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.709573][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.709770][  T439]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.709962][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.710159][  T439]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.710384][  T439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.710557][  T439]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.710697][  T439]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.710893][  T439]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.711057][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.711188][  T439]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.711325][  T439]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.711465][  T439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.711599][  T439]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.711732][  T439]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.711863][  T439]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.712088][  T439]  ? move_addr_to_kernel (net/socket.c:258)
[   24.712258][  T439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.712404][  T439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.712536][  T439]  ___sys_sendmsg (net/socket.c:2752)
[   24.712665][  T439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.712826][  T439]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.712967][  T439]  __sys_sendmsg (net/socket.c:2784)
[   24.713122][  T439]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.713268][  T439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.713517][  T439]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.713649][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.713779][  T439]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.713910][  T439]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.714043][  T439]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.714173][  T439]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.714404][  T439] RIP: 0033:0x7fa41521108e
[   24.714608][  T439] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.715267][  T439] RSP: 002b:00007ffef409ee60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.715493][  T439] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa41521108e
[   24.715692][  T439] RDX: 0000000000000000 RSI: 00007ffef409ef10 RDI: 0000000000000005
[   24.715886][  T439] RBP: 00007ffef409ee70 R08: 0000000000000000 R09: 0000000000000000
[   24.716090][  T439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46d
[   24.716285][  T439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef409f5e0
| [   24.810406][  T442] ------------[ cut here ]------------
| [   24.810604][  T442] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/442
| [   24.810855][  T442] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.811491][  T442] Tainted: [W]=WARN
[   24.811599][  T442] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.811776][  T442] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.811962][  T442] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.812479][  T442] RSP: 0018:ffa0000000596fd0 EFLAGS: 00010286
[   24.812657][  T442] RAX: 00000000ffffffa6 RBX: ff1100000b751a80 RCX: 1ff40000000b2dc0
[   24.812868][  T442] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b751b3c
[   24.813083][  T442] RBP: ff1100000aa12000 R08: 1fe22000016ea369 R09: ff11000014aa5180
[   24.813296][  T442] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   24.813517][  T442] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa12e44
[   24.813730][  T442] FS:  00007f6d28ee9840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   24.814002][  T442] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.814184][  T442] CR2: 0000561705c5dd5c CR3: 000000000aa0e006 CR4: 0000000000771ef0
[   24.814408][  T442] PKRU: 55555554
[   24.814516][  T442] Call Trace:
[   24.814622][  T442]  <TASK>
[   24.814696][  T442]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.814837][  T442]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.814985][  T442]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.815094][  T442]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   24.815235][  T442]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   24.815387][  T442]  __dev_notify_flags (net/core/dev.c:9787)
[   24.815529][  T442]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   24.815672][  T442]  ? netif_change_name (net/core/dev.c:1495)
[   24.815819][  T442]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   24.815963][  T442] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   24.816110][  T442]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   24.816255][  T442] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   24.816411][  T442]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   24.816559][  T442]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   24.816701][  T442]  ? nla_strscpy (lib/nlattr.c:795)
[   24.816844][  T442]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   24.816987][  T442]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.817129][  T442]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.817269][  T442]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.817427][  T442]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.817575][  T442]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.817719][  T442]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.817863][  T442]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.818006][  T442]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.818148][  T442]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.818288][  T442]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.818446][  T442]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.818590][  T442]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.818732][  T442]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.818875][  T442]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.819018][  T442]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.819158][  T442]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.819301][  T442]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.819453][  T442]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.819595][  T442]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.819735][  T442]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.819878][  T442]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.820025][  T442]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.820169][  T442]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.820313][  T442]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.820465][  T442]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.820607][  T442]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.820750][  T442]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.820894][  T442]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.821041][  T442]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.821185][  T442]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.821331][  T442]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.821478][  T442]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.821656][  T442]  ? move_addr_to_kernel (net/socket.c:258)
[   24.821803][  T442]  ___sys_sendmsg (net/socket.c:2752)
[   24.821944][  T442]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.822085][  T442]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.822236][  T442]  ? 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))
[   24.822394][  T442]  __sys_sendmsg (net/socket.c:2784)
[   24.822537][  T442]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.822682][  T442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.822824][  T442]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.822970][  T442]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.823114][  T442]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.823259][  T442]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.823413][  T442]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.823590][  T442] RIP: 0033:0x7f6d2912308e
[   24.823740][  T442] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.824245][  T442] RSP: 002b:00007ffedf7129e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.824476][  T442] RAX: ffffffffffffffda RBX: 00007ffedf713190 RCX: 00007f6d2912308e
[   24.824689][  T442] RDX: 0000000000000000 RSI: 00007ffedf712a90 RDI: 0000000000000005
[   24.824902][  T442] RBP: 00007ffedf7129f0 R08: 0000000000000000 R09: 0000000000000000
[   24.825115][  T442] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46e
[   24.825332][  T442] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedf713160
| [   24.859998][  T443] ------------[ cut here ]------------
| [   24.860187][  T443] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/443
| [   24.860486][  T443] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.861151][  T443] Tainted: [W]=WARN
[   24.861299][  T443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.861532][  T443] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.861752][  T443] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.862264][  T443] RSP: 0018:ffa0000000597020 EFLAGS: 00010286
[   24.862498][  T443] RAX: 00000000ffffffa6 RBX: ff11000009798040 RCX: 1ff40000000b2dca
[   24.862741][  T443] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000097980fc
[   24.862984][  T443] RBP: ff1100000aa12000 R08: 1fe22000012f3021 R09: ff1100000f892e58
[   24.863226][  T443] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   24.863492][  T443] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   24.863738][  T443] FS:  00007f28b141e840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   24.864013][  T443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.864225][  T443] CR2: 000000003d7d4988 CR3: 000000000bba0003 CR4: 0000000000771ef0
[   24.865046][  T443] PKRU: 55555554
[   24.865190][  T443] Call Trace:
[   24.865359][  T443]  <TASK>
[   24.865478][  T443]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.865658][  T443]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.865806][  T443]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.865987][  T443]  __dev_notify_flags (net/core/dev.c:9787)
[   24.866168][  T443]  ? netif_change_name (net/core/dev.c:1495)
[   24.866368][  T443]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.866547][  T443]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   24.866725][  T443]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.866904][  T443]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   24.867089][  T443]  netif_change_flags (net/core/dev.c:9820)
[   24.867270][  T443]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.867470][  T443]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.867655][  T443]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.867837][  T443]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.868048][  T443]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.868228][  T443]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.868427][  T443]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.868607][  T443]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.868788][  T443]  ? __kernel_text_address (kernel/extable.c:79)
[   24.868971][  T443]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.869152][  T443]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.869338][  T443]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.869534][  T443]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.869712][  T443]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.869890][  T443]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.870069][  T443]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.870249][  T443]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.870449][  T443]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.870627][  T443]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.870807][  T443]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.870988][  T443]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.871170][  T443]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.871370][  T443]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.871552][  T443]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.871729][  T443]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.871907][  T443]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.872085][  T443]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.872264][  T443]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.872462][  T443]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.872641][  T443]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.872830][  T443]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.873010][  T443]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.873191][  T443]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.873393][  T443]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.873574][  T443]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.873752][  T443]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.873930][  T443]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.874111][  T443]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.874289][  T443]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.874517][  T443]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.874701][  T443]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.874885][  T443]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.875069][  T443]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.875247][  T443]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.875470][  T443]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.875653][  T443]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.875830][  T443]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.876010][  T443]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.876191][  T443]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.876393][  T443]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.876576][  T443]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.876757][  T443]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.876936][  T443]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.877150][  T443]  ? move_addr_to_kernel (net/socket.c:258)
[   24.877337][  T443]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.877529][  T443]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.877709][  T443]  ___sys_sendmsg (net/socket.c:2752)
[   24.877886][  T443]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.878096][  T443]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.878287][  T443]  __sys_sendmsg (net/socket.c:2784)
[   24.878487][  T443]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.878665][  T443]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.878877][  T443]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.879055][  T443]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.879233][  T443]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.879427][  T443]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.879605][  T443]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.879785][  T443]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.879997][  T443] RIP: 0033:0x7f28b165808e
[   24.880182][  T443] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.880711][  T443] RSP: 002b:00007ffe7ecf4880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.880959][  T443] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f28b165808e
[   24.881201][  T443] RDX: 0000000000000000 RSI: 00007ffe7ecf4930 RDI: 0000000000000005
[   24.881460][  T443] RBP: 00007ffe7ecf4890 R08: 0000000000000000 R09: 0000000000000000
[   24.881700][  T443] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46e
[   24.881942][  T443] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7ecf5000
| [   24.967568][  T446] ------------[ cut here ]------------
| [   24.967783][  T446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/446
| [   24.968082][  T446] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   24.969450][  T446] Tainted: [W]=WARN
[   24.969605][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.969833][  T446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.970065][  T446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.970635][  T446] RSP: 0018:ffa00000005c6fd0 EFLAGS: 00010286
[   24.970867][  T446] RAX: 00000000ffffffa6 RBX: ff110000027c8e40 RCX: 1ff40000000b8dc0
[   24.971125][  T446] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c8efc
[   24.971436][  T446] RBP: ff1100000fe3a000 R08: 1fe22000004f91e1 R09: ff1100000f9c2e80
[   24.971694][  T446] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   24.971951][  T446] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe3ae44
[   24.972215][  T446] FS:  00007fb575e8c840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   24.972529][  T446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.972754][  T446] CR2: 00007fb576166cb0 CR3: 0000000005749002 CR4: 0000000000771ef0
[   24.973015][  T446] PKRU: 55555554
[   24.973168][  T446] Call Trace:
[   24.973333][  T446]  <TASK>
[   24.973467][  T446]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.973658][  T446]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.973852][  T446]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.974009][  T446]  ? 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))
[   24.974200][  T446]  __dev_notify_flags (net/core/dev.c:9787)
[   24.974409][  T446]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.974604][  T446]  ? netif_change_name (net/core/dev.c:1495)
[   24.974794][  T446]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   24.974986][  T446]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   24.975178][  T446] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   24.975392][  T446]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   24.975589][  T446] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   24.975783][  T446]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   24.975981][  T446]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   24.976171][  T446]  ? nla_strscpy (lib/nlattr.c:795)
[   24.976384][  T446]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   24.976576][  T446]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.976763][  T446]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.976952][  T446]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.977150][  T446]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.977366][  T446]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.977557][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.977744][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.977932][  T446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.978119][  T446]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.978308][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.978524][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.978713][  T446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.978906][  T446]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.979097][  T446]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.979287][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.979494][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.979684][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.979871][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.980061][  T446]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.980250][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.980466][  T446]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.980661][  T446]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.980848][  T446]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.981041][  T446]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.981231][  T446]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.981442][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.981635][  T446]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.981829][  T446]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.982019][  T446]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.982211][  T446]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.982420][  T446]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.982609][  T446]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.982841][  T446]  ? move_addr_to_kernel (net/socket.c:258)
[   24.983035][  T446]  ___sys_sendmsg (net/socket.c:2752)
[   24.983227][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.983435][  T446]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.983634][  T446]  ? 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))
[   24.983825][  T446]  __sys_sendmsg (net/socket.c:2784)
[   24.984015][  T446]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.984209][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.984420][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.984610][  T446]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.984800][  T446]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.984989][  T446]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.985179][  T446]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.985418][  T446] RIP: 0033:0x7fb5760c608e
[   24.985614][  T446] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.986161][  T446] RSP: 002b:00007ffc12379ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.986441][  T446] RAX: ffffffffffffffda RBX: 00007ffc1237a490 RCX: 00007fb5760c608e
[   24.986699][  T446] RDX: 0000000000000000 RSI: 00007ffc12379d90 RDI: 0000000000000005
[   24.986955][  T446] RBP: 00007ffc12379cf0 R08: 0000000000000000 R09: 0000000000000000
[   24.987213][  T446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46e
[   24.987486][  T446] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1237a460
| [   25.018658][  T447] ------------[ cut here ]------------
| [   25.018815][  T447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/447
| [   25.019045][  T447] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.019635][  T447] Tainted: [W]=WARN
[   25.019736][  T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.019901][  T447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.020072][  T447] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.020550][  T447] RSP: 0018:ffa00000005e7020 EFLAGS: 00010286
[   25.020716][  T447] RAX: 00000000ffffffa6 RBX: ff1100000d465700 RCX: 1ff40000000bcdca
[   25.020912][  T447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4657bc
[   25.021109][  T447] RBP: ff1100000fe3a000 R08: 1fe2200001a8caf9 R09: ff1100000f9c5158
[   25.021307][  T447] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   25.021522][  T447] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.021719][  T447] FS:  00007f8c4cb01840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   25.021949][  T447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.022114][  T447] CR2: 00007f8c4cdd11a0 CR3: 000000000fe07004 CR4: 0000000000771ef0
[   25.022313][  T447] PKRU: 55555554
[   25.022424][  T447] Call Trace:
[   25.022526][  T447]  <TASK>
[   25.022595][  T447]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.022733][  T447]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.022833][  T447]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.022964][  T447]  __dev_notify_flags (net/core/dev.c:9787)
[   25.023097][  T447]  ? netif_change_name (net/core/dev.c:1495)
[   25.023230][  T447]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.023373][  T447]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.023507][  T447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.023639][  T447]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.023774][  T447]  netif_change_flags (net/core/dev.c:9820)
[   25.023906][  T447]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.024039][  T447]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.024173][  T447]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.024307][  T447]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.024482][  T447]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.024613][  T447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.024744][  T447]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.024874][  T447]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.025006][  T447]  ? __kernel_text_address (kernel/extable.c:79)
[   25.025138][  T447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.025272][  T447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.025412][  T447]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.025546][  T447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.025677][  T447]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.025808][  T447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.025938][  T447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.026069][  T447]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.026202][  T447]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.026338][  T447]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.026475][  T447]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.026608][  T447]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.026743][  T447]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.026877][  T447]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.027010][  T447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.027140][  T447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.027269][  T447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.027471][  T447]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.027618][  T447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.027750][  T447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.027879][  T447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.028011][  T447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.028150][  T447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.028282][  T447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.028424][  T447]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.028555][  T447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.028686][  T447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.028815][  T447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.028947][  T447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.029076][  T447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.029207][  T447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.029349][  T447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.029483][  T447]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.029619][  T447]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.029750][  T447]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.029883][  T447]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.030015][  T447]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.030145][  T447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.030279][  T447]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.030425][  T447]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.030559][  T447]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.030693][  T447]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.030825][  T447]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.030957][  T447]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.031120][  T447]  ? move_addr_to_kernel (net/socket.c:258)
[   25.031252][  T447]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.031394][  T447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.031529][  T447]  ___sys_sendmsg (net/socket.c:2752)
[   25.031659][  T447]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.031822][  T447]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.031964][  T447]  __sys_sendmsg (net/socket.c:2784)
[   25.032097][  T447]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.032228][  T447]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.032403][  T447]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.032537][  T447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.032669][  T447]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.032799][  T447]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.032931][  T447]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.033062][  T447]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.033225][  T447] RIP: 0033:0x7f8c4cd3b08e
[   25.033374][  T447] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.033843][  T447] RSP: 002b:00007ffc03f5eef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.034041][  T447] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c4cd3b08e
[   25.034237][  T447] RDX: 0000000000000000 RSI: 00007ffc03f5efa0 RDI: 0000000000000005
[   25.034446][  T447] RBP: 00007ffc03f5ef00 R08: 0000000000000000 R09: 0000000000000000
[   25.034642][  T447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46e
[   25.034838][  T447] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc03f5f670
| [   25.248066][  T457] ------------[ cut here ]------------
| [   25.248240][  T457] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/457
| [   25.249495][  T457] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.250089][  T457] Tainted: [W]=WARN
[   25.250194][  T457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.250483][  T457] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.250662][  T457] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.251140][  T457] RSP: 0018:ffa00000004a74e8 EFLAGS: 00010286
[   25.251311][  T457] RAX: 00000000ffffffa6 RBX: ff1100000d400040 RCX: 1ff4000000094e63
[   25.251629][  T457] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4000fc
[   25.251832][  T457] RBP: ff1100001745c000 R08: 1fe2200001a80021 R09: ff1100000e2e8b80
[   25.252031][  T457] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   25.252232][  T457] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   25.252554][  T457] FS:  00007f28be9d1100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   25.252792][  T457] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.252961][  T457] CR2: 00000000004d6034 CR3: 000000000f6d1002 CR4: 0000000000771ef0
[   25.253165][  T457] PKRU: 55555554
[   25.253265][  T457] Call Trace:
[   25.253479][  T457]  <TASK>
[   25.253550][  T457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.253690][  T457]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.253827][  T457]  notifier_call_chain (kernel/notifier.c:85)
[   25.253963][  T457]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   25.254097][  T457]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   25.254233][  T457]  ethnl_set_features (net/ethtool/features.c:288)
[   25.254489][  T457]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.254626][  T457]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   25.254764][  T457]  ? __nla_validate_parse (lib/nlattr.c:635)
[   25.254901][  T457]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   25.255070][  T457]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   25.255205][  T457]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   25.255492][  T457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.255626][  T457]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   25.255762][  T457]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   25.255900][  T457]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   25.256035][  T457]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   25.256202][  T457]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.256518][  T457]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   25.256661][  T457]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.256802][  T457]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   25.256939][  T457]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.257073][  T457]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   25.257208][  T457]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.257459][  T457]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.257592][  T457]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.257730][  T457]  genl_rcv (net/netlink/genetlink.c:1218)
[   25.257832][  T457]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.257966][  T457]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.258100][  T457]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.258237][  T457]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.258480][  T457]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.258617][  T457]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.258750][  T457]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.258886][  T457]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   25.259022][  T457]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   25.259167][  T457]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   25.259301][  T457]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.259560][  T457]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.259695][  T457]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   25.259828][  T457]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.259964][  T457]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.260098][  T457]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.260232][  T457]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.260534][  T457] RIP: 0033:0x7f28bea4208e
[   25.260678][  T457] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.261155][  T457] RSP: 002b:00007fff86a849a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   25.261454][  T457] RAX: ffffffffffffffda RBX: 000000000da16010 RCX: 00007f28bea4208e
[   25.261652][  T457] RDX: 0000000000000048 RSI: 000000000da16120 RDI: 0000000000000005
[   25.261850][  T457] RBP: 00007fff86a849b0 R08: 00007f28bebd0980 R09: 000000000000000c
[   25.262050][  T457] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000da160b0
[   25.262248][  T457] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   25.305415][  T458] ------------[ cut here ]------------
| [   25.305571][  T458] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/458
| [   25.305848][  T458] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.306689][  T458] Tainted: [W]=WARN
[   25.306792][  T458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.306959][  T458] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.307135][  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
[   25.307619][  T458] RSP: 0018:ffa00000006074e8 EFLAGS: 00010286
[   25.307791][  T458] RAX: 00000000ffffffa6 RBX: ff11000017697e00 RCX: 1ff40000000c0e63
[   25.307993][  T458] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017697ebc
[   25.308194][  T458] RBP: ff1100001745c000 R08: 1fe2200002ed2fd9 R09: ff1100000e878b80
[   25.308494][  T458] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   25.308692][  T458] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   25.308892][  T458] FS:  00007f43d63bb100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   25.309129][  T458] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.309296][  T458] CR2: 00000000004d6034 CR3: 000000000ebb0005 CR4: 0000000000771ef0
[   25.309640][  T458] PKRU: 55555554
[   25.309741][  T458] Call Trace:
[   25.309842][  T458]  <TASK>
[   25.309912][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.310049][  T458]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.310184][  T458]  notifier_call_chain (kernel/notifier.c:85)
[   25.310324][  T458]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   25.310555][  T458]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   25.310693][  T458]  ethnl_set_features (net/ethtool/features.c:288)
[   25.310829][  T458]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.310965][  T458]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   25.311103][  T458]  ? __nla_validate_parse (lib/nlattr.c:635)
[   25.311241][  T458]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   25.311515][  T458]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   25.311650][  T458]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   25.311820][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.311954][  T458]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   25.312089][  T458]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   25.312227][  T458]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   25.312456][  T458]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   25.312625][  T458]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.312792][  T458]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   25.312928][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.313068][  T458]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   25.313203][  T458]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.313341][  T458]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   25.313563][  T458]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.313702][  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))
[   25.313835][  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))
[   25.313969][  T458]  genl_rcv (net/netlink/genetlink.c:1218)
[   25.314072][  T458]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.314207][  T458]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.314386][  T458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.314523][  T458]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.314660][  T458]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.314797][  T458]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.314933][  T458]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.315069][  T458]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   25.315206][  T458]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   25.315360][  T458]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   25.315497][  T458]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.315664][  T458]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.315798][  T458]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   25.315934][  T458]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.316068][  T458]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.316201][  T458]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.316338][  T458]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.316515][  T458] RIP: 0033:0x7f43d642c08e
[   25.316657][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.317131][  T458] RSP: 002b:00007ffdfa3bfe90 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   25.317336][  T458] RAX: ffffffffffffffda RBX: 000000000104b010 RCX: 00007f43d642c08e
[   25.317545][  T458] RDX: 000000000000004c RSI: 000000000104b120 RDI: 0000000000000005
[   25.317741][  T458] RBP: 00007ffdfa3bfea0 R08: 00007f43d65ba980 R09: 000000000000000c
[   25.317940][  T458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000104b0b0
[   25.318140][  T458] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   25.755220][   T67] ------------[ cut here ]------------
| [   25.755444][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.755742][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.756431][   T67] Tainted: [W]=WARN
[   25.756574][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.756776][   T67] Workqueue: netns cleanup_net
[   25.756984][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.757228][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.757739][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   25.757943][   T67] RAX: 00000000ffffffa6 RBX: ff110000020dc900 RCX: 1ff4000000090ec7
[   25.758176][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020dc9bc
[   25.758429][   T67] RBP: ff1100000aa12000 R08: 1fe220000041b939 R09: ff110000090f8bd0
[   25.758660][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.758891][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef6a000
[   25.759132][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.759416][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.759649][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.759885][   T67] PKRU: 55555554
[   25.760026][   T67] Call Trace:
[   25.760167][   T67]  <TASK>
[   25.760283][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.760483][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.760627][   T67]  netif_close_many (net/core/dev.c:1804)
[   25.760802][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   25.760975][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.761178][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.761400][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.761579][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.761781][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.761956][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.762131][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.762304][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.762500][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.762675][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.762849][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.763030][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.763201][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.763398][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.763575][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.763747][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.763922][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.764095][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.764274][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.764475][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.764646][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.764820][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.765003][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.765179][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.765371][   T67]  kthread (kernel/kthread.c:436)
[   25.765517][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.765720][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.765893][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.766068][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.766272][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.766469][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.766642][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.769250][   T67] ------------[ cut here ]------------
| [   25.769399][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   25.769645][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.770218][   T67] Tainted: [W]=WARN
[   25.770313][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.770497][   T67] Workqueue: netns cleanup_net
[   25.770628][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.770789][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.771232][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   25.771408][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b5fd380 RCX: 1ff4000000090ec7
[   25.771600][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fd43c
[   25.771783][   T67] RBP: ff1100000ef6a000 R08: 1fe22000016bfa89 R09: ff110000090f8bd0
[   25.771967][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   25.772154][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   25.772353][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   25.772574][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.772728][   T67] CR2: 00007f21f57de7a0 CR3: 000000000f99e004 CR4: 0000000000771ef0
[   25.772918][   T67] PKRU: 55555554
[   25.773012][   T67] Call Trace:
[   25.773105][   T67]  <TASK>
[   25.773170][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.773296][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.773431][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.773527][   T67]  netif_close_many (net/core/dev.c:1804)
[   25.773653][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   25.773779][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.773934][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.774092][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.774218][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.774383][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.774509][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.774638][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.774762][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.774887][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.775012][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.775137][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.775263][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.775399][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.775525][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.775650][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.775773][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.775897][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.776029][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.776161][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.776288][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.776420][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.776542][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.776670][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.776798][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.776920][   T67]  kthread (kernel/kthread.c:436)
[   25.777015][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.777169][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.777294][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.777431][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.777584][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.777712][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.777837][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.780586][   T67] ------------[ cut here ]------------
| [   25.780711][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   25.780946][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.781510][   T67] Tainted: [W]=WARN
[   25.781601][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.781752][   T67] Workqueue: netns cleanup_net
[   25.781878][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.782036][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.782476][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   25.782626][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b429700 RCX: 1ff4000000090eed
[   25.782804][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4297bc
[   25.783129][   T67] RBP: ff1100000fccc000 R08: 1fe22000016852f9 R09: ff110000090f8bd0
[   25.783303][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   25.783488][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.783665][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   25.783947][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.784096][   T67] CR2: 00007f21f57de7a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   25.784356][   T67] PKRU: 55555554
[   25.784448][   T67] Call Trace:
[   25.784538][   T67]  <TASK>
[   25.784601][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.784754][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.784902][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.785019][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.785142][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.785260][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.785387][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.785580][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.785699][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.785818][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.785944][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.786064][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.786183][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.786303][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.786431][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.786552][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.786676][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.786795][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.786919][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.787119][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.787244][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.787372][   T67]  kthread (kernel/kthread.c:436)
[   25.787459][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.787608][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.787728][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.787850][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.788000][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.788192][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.788311][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.790690][   T67] ------------[ cut here ]------------
| [   25.790808][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   25.791116][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.792548][   T67] Tainted: [W]=WARN
[   25.792639][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.792791][   T67] Workqueue: netns cleanup_net
[   25.792913][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.793070][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.793598][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   25.793749][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b429c40 RCX: 1ff4000000090eed
[   25.793923][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b429cfc
[   25.794102][   T67] RBP: ff1100000e071000 R08: 1fe22000016853a1 R09: ff110000090f8bd0
[   25.794277][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   25.794548][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.794735][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   25.794941][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.795092][   T67] CR2: 00007f21f57de7a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   25.795424][   T67] PKRU: 55555554
[   25.795513][   T67] Call Trace:
[   25.795673][   T67]  <TASK>
[   25.795735][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.795889][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.796038][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.796156][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.796275][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.796532][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.796656][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.796772][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.796899][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.797017][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.797211][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.797484][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.797602][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.797722][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.797840][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.797962][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.798084][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.798276][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.798460][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.798584][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.798708][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.798904][   T67]  kthread (kernel/kthread.c:436)
[   25.799067][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.799215][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.799338][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.799522][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.799670][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.799786][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.799909][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.809079][   T67] ------------[ cut here ]------------
| [   25.809248][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.809568][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.810204][   T67] Tainted: [W]=WARN
[   25.810359][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.810558][   T67] Workqueue: netns cleanup_net
[   25.810733][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.810932][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.811414][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   25.811611][   T67] RAX: 00000000ffffffa6 RBX: ff1100001186f8c0 RCX: 1ff4000000090eed
[   25.811837][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186f97c
[   25.812093][   T67] RBP: ff110000088e1000 R08: 1fe220000230df31 R09: ff110000090f8bd0
[   25.812315][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.812628][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.812896][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.813153][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.813370][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.813595][   T67] PKRU: 55555554
[   25.813731][   T67] Call Trace:
[   25.813864][   T67]  <TASK>
[   25.813972][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.814172][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.814386][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.814555][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.814723][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.814888][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.815053][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.815221][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.815409][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.815579][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.815747][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.815914][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.816079][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.816248][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.816433][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.816601][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.816772][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.816941][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.817105][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.817275][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.817470][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.817638][   T67]  kthread (kernel/kthread.c:436)
[   25.817775][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.817968][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.818138][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.818304][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.818517][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.818682][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.818847][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.821260][   T67] ------------[ cut here ]------------
| [   25.821442][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.821716][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.822372][   T67] Tainted: [W]=WARN
[   25.822509][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.822703][   T67] Workqueue: netns cleanup_net
[   25.822875][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.823080][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.823565][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   25.823762][   T67] RAX: 00000000ffffffa6 RBX: ff1100001186e900 RCX: 1ff4000000090eed
[   25.823983][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186e9bc
[   25.824208][   T67] RBP: ff11000008599000 R08: 1fe220000230dd39 R09: ff110000090f8bd0
[   25.824450][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.824671][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.824895][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.825152][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.825365][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.825592][   T67] PKRU: 55555554
[   25.825726][   T67] Call Trace:
[   25.825860][   T67]  <TASK>
[   25.825969][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.826171][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.826381][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.826550][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.826717][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.826881][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.827047][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.827214][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.827405][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.827585][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.827755][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.827921][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.828085][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.828253][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.828440][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.828608][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.828778][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.828945][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.829109][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.829279][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.829471][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.829637][   T67]  kthread (kernel/kthread.c:436)
[   25.829775][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.829970][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.830140][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.830306][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.830528][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.830695][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.830861][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.833266][   T67] ------------[ cut here ]------------
| [   25.833449][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.833728][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.834396][   T67] Tainted: [W]=WARN
[   25.834533][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.834727][   T67] Workqueue: netns cleanup_net
[   25.834898][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.835099][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.835585][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   25.835780][   T67] RAX: 00000000ffffffa6 RBX: ff1100001186f380 RCX: 1ff4000000090eed
[   25.835999][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186f43c
[   25.836300][   T67] RBP: ff1100000f599000 R08: 1fe220000230de89 R09: ff110000090f8bd0
[   25.836642][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.836963][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.837274][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.837574][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.837769][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.837993][   T67] PKRU: 55555554
[   25.838127][   T67] Call Trace:
[   25.838261][   T67]  <TASK>
[   25.838386][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.838584][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.838780][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.838944][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.839111][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.839276][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.839466][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.839633][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.839801][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.839968][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.840137][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.840304][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.840488][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.840655][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.840820][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.840987][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.841157][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.841332][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.841511][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.841680][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.841849][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.842015][   T67]  kthread (kernel/kthread.c:436)
[   25.842153][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.842365][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.842539][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.842705][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.842899][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.843066][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.843233][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.845858][   T67] ------------[ cut here ]------------
| [   25.846017][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.846298][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.846955][   T67] Tainted: [W]=WARN
[   25.847090][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.847283][   T67] Workqueue: netns cleanup_net
[   25.847474][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.847676][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.848142][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   25.848358][   T67] RAX: 00000000ffffffa6 RBX: ff1100001186fa80 RCX: 1ff4000000090eed
[   25.848581][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186fb3c
[   25.848809][   T67] RBP: ff1100000aa12000 R08: 1fe220000230df69 R09: ff110000090f8bd0
[   25.849031][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.849252][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.849497][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.849755][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.849950][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.850173][   T67] PKRU: 55555554
[   25.850307][   T67] Call Trace:
[   25.850459][   T67]  <TASK>
[   25.850597][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.850805][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.851003][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.851169][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.851359][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.851523][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.851691][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.851858][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.852027][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.852190][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.852382][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.852548][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.852711][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.852879][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.853045][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.853212][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.853399][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.853566][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.853730][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.853901][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.854074][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.854239][   T67]  kthread (kernel/kthread.c:436)
[   25.854393][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.854589][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.854759][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.854928][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.855122][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.855288][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.855474][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.858264][   T67] ------------[ cut here ]------------
| [   25.858448][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.858721][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.859590][   T67] Tainted: [W]=WARN
[   25.859770][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.860039][   T67] Workqueue: netns cleanup_net
[   25.860244][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.860547][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.861016][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   25.861286][   T67] RAX: 00000000ffffffa6 RBX: ff11000009798c80 RCX: 1ff4000000090eed
[   25.861541][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009798d3c
[   25.861767][   T67] RBP: ff1100000ef6a000 R08: 1fe22000012f31a9 R09: ff110000090f8bd0
[   25.862061][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.862281][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.862600][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.862854][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.863049][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.863363][   T67] PKRU: 55555554
[   25.863497][   T67] Call Trace:
[   25.863631][   T67]  <TASK>
[   25.863739][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.864007][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.864203][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   25.864393][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   25.864560][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.864797][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   25.864964][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.865131][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   25.865297][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.865558][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.865731][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.865897][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.866060][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.866298][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.866486][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.866653][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.866823][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.867061][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.867225][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.867414][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.867585][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.867821][   T67]  kthread (kernel/kthread.c:436)
[   25.867956][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.868150][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.868315][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.868580][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.868777][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.868945][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.869113][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.878908][  T479] ------------[ cut here ]------------
| [   25.879076][  T479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/479
| [   25.879306][  T479] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.879895][  T479] Tainted: [W]=WARN
[   25.879995][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.880160][  T479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.880338][  T479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.880813][  T479] RSP: 0018:ffa0000000507a80 EFLAGS: 00010286
[   25.880978][  T479] RAX: 00000000ffffffa6 RBX: ff1100000c642c80 RCX: 1ff40000000a0f16
[   25.881174][  T479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c642d3c
[   25.881384][  T479] RBP: ff1100000aa89000 R08: 1fe22000018c85a9 R09: ff11000014aa2e80
[   25.881579][  T479] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.881775][  T479] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa89000
[   25.881975][  T479] FS:  00007f72020ff840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   25.882210][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.882388][  T479] CR2: 00007f7202306430 CR3: 000000001012a005 CR4: 0000000000771ef0
[   25.882589][  T479] PKRU: 55555554
[   25.882687][  T479] Call Trace:
[   25.882785][  T479]  <TASK>
[   25.882854][  T479]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.882987][  T479]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.883122][  T479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.883223][  T479]  register_netdevice (net/core/dev.c:11488)
[   25.883371][  T479]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   25.883537][  T479]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   25.883670][  T479]  register_netdev (net/core/dev.c:11552)
[   25.883802][  T479]  loopback_net_init (drivers/net/loopback.c:218)
[   25.883935][  T479]  ops_init (net/core/net_namespace.c:137)
[   25.884036][  T479]  setup_net (net/core/net_namespace.c:446)
[   25.884139][  T479]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   25.884268][  T479]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   25.884411][  T479]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   25.884544][  T479]  copy_net_ns (net/core/net_namespace.c:579)
[   25.884675][  T479]  create_new_namespaces (kernel/nsproxy.c:132)
[   25.884809][  T479]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   25.884942][  T479]  ksys_unshare (kernel/fork.c:3243)
[   25.885074][  T479]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.885206][  T479]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   25.885340][  T479]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   25.885481][  T479]  ? __ia32_sys_open (fs/open.c:1374)
[   25.885615][  T479]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   25.885747][  T479]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   25.885881][  T479]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.886015][  T479]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.886145][  T479]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.886278][  T479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.886460][  T479] RIP: 0033:0x7f72023c1bcb
[   25.886599][  T479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   25.887073][  T479] RSP: 002b:00007fff87327618 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   25.887273][  T479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f72023c1bcb
[   25.887481][  T479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   25.887677][  T479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   25.887876][  T479] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff87329840
[   25.888074][  T479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8732b889
| [   25.899096][  T479] ------------[ cut here ]------------
| [   25.899266][  T479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/479
| [   25.899793][  T479] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.900396][  T479] Tainted: [W]=WARN
[   25.900496][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.900659][  T479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.900832][  T479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.901306][  T479] RSP: 0018:ffa0000000507918 EFLAGS: 00010286
[   25.901483][  T479] RAX: 00000000ffffffa6 RBX: ff110000133cd8c0 RCX: 1ff40000000a0ee9
[   25.901680][  T479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cd97c
[   25.901877][  T479] RBP: ff1100000e2fc000 R08: 1fe2200002679b31 R09: ff11000014aa2e80
[   25.902076][  T479] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.902273][  T479] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e2fc000
[   25.902483][  T479] FS:  00007f72020ff840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   25.902715][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.902883][  T479] CR2: 00007f7202306430 CR3: 000000001012a005 CR4: 0000000000771ef0
[   25.903081][  T479] PKRU: 55555554
[   25.903178][  T479] Call Trace:
[   25.903276][  T479]  <TASK>
[   25.903357][  T479]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.903490][  T479]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.903623][  T479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.903724][  T479]  register_netdevice (net/core/dev.c:11488)
[   25.903856][  T479]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   25.904020][  T479]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   25.904153][  T479]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   25.904284][  T479]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   25.904428][  T479]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   25.904562][  T479]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   25.904713][  T479]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   25.904853][  T479]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   25.904987][  T479]  ops_init (net/core/net_namespace.c:137)
[   25.905089][  T479]  setup_net (net/core/net_namespace.c:446)
[   25.905190][  T479]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   25.905321][  T479]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   25.905467][  T479]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   25.905604][  T479]  copy_net_ns (net/core/net_namespace.c:579)
[   25.905737][  T479]  create_new_namespaces (kernel/nsproxy.c:132)
[   25.905871][  T479]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   25.906004][  T479]  ksys_unshare (kernel/fork.c:3243)
[   25.906135][  T479]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.906266][  T479]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   25.906407][  T479]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   25.906544][  T479]  ? __ia32_sys_open (fs/open.c:1374)
[   25.906678][  T479]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   25.906807][  T479]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   25.906939][  T479]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.907069][  T479]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.907202][  T479]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.907338][  T479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.907514][  T479] RIP: 0033:0x7f72023c1bcb
[   25.907653][  T479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   25.908123][  T479] RSP: 002b:00007fff87327618 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   25.908321][  T479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f72023c1bcb
[   25.908535][  T479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   25.908732][  T479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   25.908930][  T479] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff87329840
[   25.909127][  T479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8732b889
| [   25.914167][   T67] ------------[ cut here ]------------
| [   25.914465][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.914762][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.915449][   T67] Tainted: [W]=WARN
[   25.915590][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.915792][   T67] Workqueue: netns cleanup_net
[   25.915972][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.916182][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.916710][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   25.916916][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d0c580 RCX: 1ff4000000090eaf
[   25.917149][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d0c63c
[   25.917405][   T67] RBP: ff11000017459000 R08: 1fe22000009a18c9 R09: ff110000090f8bd0
[   25.917641][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.917874][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001745c000
[   25.918110][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.918396][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.918603][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.918836][   T67] PKRU: 55555554
[   25.918975][   T67] Call Trace:
[   25.919115][   T67]  <TASK>
[   25.919227][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.919417][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.919563][   T67]  netif_close_many (net/core/dev.c:1804)
[   25.919737][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.919907][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.920080][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.920252][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   25.920449][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.920655][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.920861][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.921036][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.921237][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.921433][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.921604][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.921806][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.921983][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.922158][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.922336][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.922524][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   25.922699][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.922875][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.923045][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.923222][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.923423][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.923594][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.923768][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.923941][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.924115][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.924290][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.924476][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.924646][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.924822][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.924999][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.925169][   T67]  kthread (kernel/kthread.c:436)
[   25.925312][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.925533][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.925706][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.925882][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.926085][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.926258][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.926452][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.929365][   T67] ------------[ cut here ]------------
| [   25.929536][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.929823][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.930501][   T67] Tainted: [W]=WARN
[   25.930640][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.930840][   T67] Workqueue: netns cleanup_net
[   25.931017][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.931227][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.931872][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   25.932078][   T67] RAX: 00000000ffffffa6 RBX: ff11000017696900 RCX: 1ff4000000090eaf
[   25.932309][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176969bc
[   25.932563][   T67] RBP: ff1100001745c000 R08: 1fe2200002ed2d39 R09: ff110000090f8bd0
[   25.932794][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.933025][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000eeb1000
[   25.933263][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.933548][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.933750][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.933984][   T67] PKRU: 55555554
[   25.934123][   T67] Call Trace:
[   25.934264][   T67]  <TASK>
[   25.934396][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.934573][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.934744][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.934887][   T67]  netif_close_many (net/core/dev.c:1804)
[   25.935059][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.935230][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.935421][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.935593][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   25.935769][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.935972][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.936176][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.936368][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.936568][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.936741][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.936911][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.937119][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.937292][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.937486][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.937659][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.937830][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   25.938005][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.938180][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.938368][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.938548][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.938720][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.938891][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.939066][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.939240][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.939433][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.939611][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.939785][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.939955][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.940132][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.940309][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.940524][   T67]  kthread (kernel/kthread.c:436)
[   25.940665][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.940866][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.941042][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.941215][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.941438][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.941611][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.941783][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.944465][   T67] ------------[ cut here ]------------
| [   25.944630][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.944918][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.945595][   T67] Tainted: [W]=WARN
[   25.945735][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.945936][   T67] Workqueue: netns cleanup_net
[   25.946115][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.946331][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.946832][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   25.947037][   T67] RAX: 00000000ffffffa6 RBX: ff11000012434580 RCX: 1ff4000000090eaf
[   25.947269][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001243463c
[   25.947524][   T67] RBP: ff1100000eeb1000 R08: 1fe22000024868c9 R09: ff110000090f8bd0
[   25.947755][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   25.947985][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   25.948220][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.948505][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.948708][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.948943][   T67] PKRU: 55555554
[   25.949082][   T67] Call Trace:
[   25.949220][   T67]  <TASK>
[   25.949366][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.949541][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.949717][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.949860][   T67]  netif_close_many (net/core/dev.c:1804)
[   25.950031][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.950199][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.950390][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.950565][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   25.950737][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.950945][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.951150][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.951322][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.951546][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.951718][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.951888][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.952093][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.952272][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.952468][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.952640][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.952812][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   25.952986][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.953160][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.953336][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.953523][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.953698][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.953867][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.954040][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.954210][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.954400][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.954577][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.954747][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.954922][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.955098][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.955274][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.955467][   T67]  kthread (kernel/kthread.c:436)
[   25.955608][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.955808][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.956008][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.956180][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.956406][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.956579][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.956752][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.959336][   T67] ------------[ cut here ]------------
| [   25.959546][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.959827][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.960574][   T67] Tainted: [W]=WARN
[   25.960791][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.961038][   T67] Workqueue: netns cleanup_net
[   25.961262][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.961558][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.962093][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   25.962429][   T67] RAX: 00000000ffffffa6 RBX: ff110000096f4740 RCX: 1ff4000000090ed5
[   25.962711][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000096f47fc
[   25.963010][   T67] RBP: ff11000017459000 R08: 1fe22000012de901 R09: ff110000090f8bd0
[   25.963280][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.963571][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.963844][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.964169][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.964438][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   25.964712][   T67] PKRU: 55555554
[   25.964895][   T67] Call Trace:
[   25.965077][   T67]  <TASK>
[   25.965241][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.965459][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.965655][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.965828][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.965996][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.966199][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.966386][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.966555][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   25.966723][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   25.966894][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   25.967067][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   25.967232][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.967422][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   25.967590][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.967756][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   25.967926][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.968093][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.968264][   T67]  process_one_work (kernel/workqueue.c:3314)
[   25.968459][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.968625][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.968792][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.968965][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.969138][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.969305][   T67]  kthread (kernel/kthread.c:436)
[   25.969462][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.969663][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.969832][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.970000][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.970197][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.970383][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.970551][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.993721][   T67] ------------[ cut here ]------------
| [   25.993894][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   25.994176][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   25.994844][   T67] Tainted: [W]=WARN
[   25.994981][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.995181][   T67] Workqueue: netns cleanup_net
[   25.995388][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.995597][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.996083][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   25.996281][   T67] RAX: 00000000ffffffa6 RBX: ff110000052eee40 RCX: 1ff4000000090ed5
[   25.996528][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052eeefc
[   25.996764][   T67] RBP: ff1100001745c000 R08: 1fe2200000a5dde1 R09: ff110000090f8bd0
[   25.996988][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.997212][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.997456][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   25.997715][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.997912][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   25.998139][   T67] PKRU: 55555554
[   25.998276][   T67] Call Trace:
[   25.998433][   T67]  <TASK>
[   25.998541][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.998742][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.998951][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.999120][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.999288][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.999507][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   25.999677][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   25.999844][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.000012][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   26.000186][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.000375][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.000542][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.000714][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.000883][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.001050][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.001221][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.001426][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.001606][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.001779][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.001946][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.002112][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.002284][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.002476][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.002644][   T67]  kthread (kernel/kthread.c:436)
[   26.002786][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.002982][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.003150][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.003320][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.003540][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.003708][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.003877][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.006750][   T67] ------------[ cut here ]------------
| [   26.006917][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   26.007204][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.008106][   T67] Tainted: [W]=WARN
[   26.008290][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.008584][   T67] Workqueue: netns cleanup_net
[   26.008828][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.009081][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.009648][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   26.009865][   T67] RAX: 00000000ffffffa6 RBX: ff11000017690e40 RCX: 1ff4000000090ed5
[   26.010090][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017690efc
[   26.010316][   T67] RBP: ff1100000eeb1000 R08: 1fe2200002ed21e1 R09: ff110000090f8bd0
[   26.010561][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.010792][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.011020][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   26.011278][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.011495][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   26.011723][   T67] PKRU: 55555554
[   26.011862][   T67] Call Trace:
[   26.011998][   T67]  <TASK>
[   26.012107][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.012309][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.012526][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.012697][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.012865][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   26.013068][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.013243][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.013434][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.013601][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   26.013772][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.013942][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.014109][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.014281][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.014472][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.014641][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.014811][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.014981][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.015151][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.015330][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.015511][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.015690][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.015867][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.016041][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.016208][   T67]  kthread (kernel/kthread.c:436)
[   26.016367][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.016567][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.016735][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.016905][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.017105][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.017274][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.017463][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.022788][  T479] ------------[ cut here ]------------
| [   26.022940][  T479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/479
| [   26.023173][  T479] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.023760][  T479] Tainted: [W]=WARN
[   26.023860][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.024027][  T479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.024201][  T479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.024685][  T479] RSP: 0018:ffa00000005078f8 EFLAGS: 00010286
[   26.024852][  T479] RAX: 00000000ffffffa6 RBX: ff1100001768f1c0 RCX: 1ff40000000a0ee5
[   26.025050][  T479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001768f27c
[   26.025248][  T479] RBP: ff11000017669000 R08: 1fe2200002ed1e51 R09: ff11000014aa2e80
[   26.025454][  T479] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.025653][  T479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017669000
[   26.025852][  T479] FS:  00007f72020ff840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.026082][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.026248][  T479] CR2: 00007f21f57de7a0 CR3: 000000001012a006 CR4: 0000000000771ef0
[   26.026456][  T479] PKRU: 55555554
[   26.026555][  T479] Call Trace:
[   26.026654][  T479]  <TASK>
[   26.026723][  T479]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.026857][  T479]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.026991][  T479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.027092][  T479]  register_netdevice (net/core/dev.c:11488)
[   26.027226][  T479]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.027405][  T479]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   26.027540][  T479]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   26.027673][  T479]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   26.027805][  T479]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   26.027938][  T479]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   26.028072][  T479]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   26.028207][  T479]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   26.028353][  T479]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   26.028488][  T479]  vti_init_net (net/ipv4/ip_vti.c:517)
[   26.028620][  T479]  ops_init (net/core/net_namespace.c:137)
[   26.028723][  T479]  setup_net (net/core/net_namespace.c:446)
[   26.028823][  T479]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.028954][  T479]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.029088][  T479]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.029224][  T479]  copy_net_ns (net/core/net_namespace.c:579)
[   26.029369][  T479]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.029506][  T479]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.029639][  T479]  ksys_unshare (kernel/fork.c:3243)
[   26.029771][  T479]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.029905][  T479]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.030038][  T479]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.030174][  T479]  ? __ia32_sys_open (fs/open.c:1374)
[   26.030309][  T479]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.030450][  T479]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.030585][  T479]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.030717][  T479]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.030849][  T479]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.030983][  T479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.031148][  T479] RIP: 0033:0x7f72023c1bcb
[   26.031291][  T479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.031773][  T479] RSP: 002b:00007fff87327618 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.031972][  T479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f72023c1bcb
[   26.032172][  T479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.032382][  T479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.032580][  T479] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff87329840
[   26.032778][  T479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8732b889
| [   26.036903][  T479] ------------[ cut here ]------------
| [   26.037043][  T479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/479
| [   26.037271][  T479] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.037845][  T479] Tainted: [W]=WARN
[   26.037943][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.038110][  T479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.038280][  T479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.038754][  T479] RSP: 0018:ffa0000000507a78 EFLAGS: 00010286
[   26.038919][  T479] RAX: 00000000ffffffa6 RBX: ff1100001768f8c0 RCX: 1ff40000000a0f15
[   26.039117][  T479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001768f97c
[   26.039313][  T479] RBP: ff1100000bce4000 R08: 1fe2200002ed1f31 R09: ff11000014aa2e80
[   26.039518][  T479] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.039712][  T479] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bce4000
[   26.039911][  T479] FS:  00007f72020ff840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.040141][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.040304][  T479] CR2: 00007f21f57de7a0 CR3: 000000001012a006 CR4: 0000000000771ef0
[   26.040512][  T479] PKRU: 55555554
[   26.040610][  T479] Call Trace:
[   26.040706][  T479]  <TASK>
[   26.040775][  T479]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.040906][  T479]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.041038][  T479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.041139][  T479]  register_netdevice (net/core/dev.c:11488)
[   26.041272][  T479]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.041445][  T479]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.041580][  T479]  register_netdev (net/core/dev.c:11552)
[   26.041712][  T479]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   26.041844][  T479]  ops_init (net/core/net_namespace.c:137)
[   26.041943][  T479]  setup_net (net/core/net_namespace.c:446)
[   26.042044][  T479]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.042175][  T479]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.042306][  T479]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.042454][  T479]  copy_net_ns (net/core/net_namespace.c:579)
[   26.042589][  T479]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.042721][  T479]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.042854][  T479]  ksys_unshare (kernel/fork.c:3243)
[   26.042985][  T479]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.043116][  T479]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.043246][  T479]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.043389][  T479]  ? __ia32_sys_open (fs/open.c:1374)
[   26.043525][  T479]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.043656][  T479]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.043787][  T479]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.043916][  T479]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.044047][  T479]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.044179][  T479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.044351][  T479] RIP: 0033:0x7f72023c1bcb
[   26.044486][  T479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.044958][  T479] RSP: 002b:00007fff87327618 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.045157][  T479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f72023c1bcb
[   26.045359][  T479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.045559][  T479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.045756][  T479] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff87329840
[   26.045950][  T479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8732b889
| [   26.050027][  T479] ------------[ cut here ]------------
| [   26.050178][  T479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/479
| [   26.050444][  T479] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.051010][  T479] Tainted: [W]=WARN
[   26.051109][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.051274][  T479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.051457][  T479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.051937][  T479] RSP: 0018:ffa0000000507a68 EFLAGS: 00010286
[   26.052123][  T479] RAX: 00000000ffffffa6 RBX: ff11000017690c80 RCX: 1ff40000000a0f13
[   26.052318][  T479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017690d3c
[   26.052526][  T479] RBP: ff1100000fa31000 R08: 1fe2200002ed21a9 R09: ff11000014aa2e80
[   26.052723][  T479] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.052921][  T479] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa31000
[   26.053121][  T479] FS:  00007f72020ff840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.053359][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.053525][  T479] CR2: 00007f21f57de7a0 CR3: 000000001012a006 CR4: 0000000000771ef0
[   26.053724][  T479] PKRU: 55555554
[   26.053824][  T479] Call Trace:
[   26.053921][  T479]  <TASK>
[   26.053989][  T479]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.054121][  T479]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.054254][  T479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.054363][  T479]  register_netdevice (net/core/dev.c:11488)
[   26.054497][  T479]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.054664][  T479]  register_netdev (net/core/dev.c:11552)
[   26.054795][  T479]  sit_init_net (net/ipv6/sit.c:1860)
[   26.054928][  T479]  ops_init (net/core/net_namespace.c:137)
[   26.055029][  T479]  setup_net (net/core/net_namespace.c:446)
[   26.055131][  T479]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.055262][  T479]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.055401][  T479]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.055535][  T479]  copy_net_ns (net/core/net_namespace.c:579)
[   26.055669][  T479]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.055802][  T479]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.055935][  T479]  ksys_unshare (kernel/fork.c:3243)
[   26.056069][  T479]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.056201][  T479]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.056336][  T479]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.056473][  T479]  ? __ia32_sys_open (fs/open.c:1374)
[   26.056605][  T479]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.056734][  T479]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.056864][  T479]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.056997][  T479]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.057130][  T479]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.057259][  T479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.057431][  T479] RIP: 0033:0x7f72023c1bcb
[   26.057570][  T479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.058042][  T479] RSP: 002b:00007fff87327618 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.058239][  T479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f72023c1bcb
[   26.058446][  T479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.058643][  T479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.058842][  T479] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff87329840
[   26.059039][  T479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8732b889
| [   26.063787][  T479] ------------[ cut here ]------------
| [   26.063922][  T479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/479
| [   26.064148][  T479] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.064781][  T479] Tainted: [W]=WARN
[   26.064882][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.065049][  T479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.065222][  T479] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.065757][  T479] RSP: 0018:ffa0000000507a78 EFLAGS: 00010286
[   26.065923][  T479] RAX: 00000000ffffffa6 RBX: ff11000012443380 RCX: 1ff40000000a0f15
[   26.066120][  T479] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001244343c
[   26.066317][  T479] RBP: ff1100000fffc000 R08: 1fe2200002488689 R09: ff11000014aa2e80
[   26.066575][  T479] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.066772][  T479] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fffc000
[   26.066971][  T479] FS:  00007f72020ff840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.067203][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.067431][  T479] CR2: 00007f21f57de7a0 CR3: 000000001012a006 CR4: 0000000000771ef0
[   26.067633][  T479] PKRU: 55555554
[   26.067732][  T479] Call Trace:
[   26.067829][  T479]  <TASK>
[   26.067897][  T479]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.068030][  T479]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.068163][  T479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.068263][  T479]  register_netdevice (net/core/dev.c:11488)
[   26.068478][  T479]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.068641][  T479]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.068775][  T479]  register_netdev (net/core/dev.c:11552)
[   26.068907][  T479]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   26.069038][  T479]  ops_init (net/core/net_namespace.c:137)
[   26.069141][  T479]  setup_net (net/core/net_namespace.c:446)
[   26.069242][  T479]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.069433][  T479]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.069569][  T479]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.069703][  T479]  copy_net_ns (net/core/net_namespace.c:579)
[   26.069837][  T479]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.069972][  T479]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.070106][  T479]  ksys_unshare (kernel/fork.c:3243)
[   26.070239][  T479]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.070436][  T479]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.070567][  T479]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.070700][  T479]  ? __ia32_sys_open (fs/open.c:1374)
[   26.070833][  T479]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.070964][  T479]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.071096][  T479]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.071230][  T479]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.071421][  T479]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.071557][  T479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.071721][  T479] RIP: 0033:0x7f72023c1bcb
[   26.071859][  T479] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.072336][  T479] RSP: 002b:00007fff87327618 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   26.072593][  T479] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f72023c1bcb
[   26.072791][  T479] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.072989][  T479] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.073184][  T479] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff87329840
[   26.073441][  T479] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff8732b889
| [   26.093745][   T67] ------------[ cut here ]------------
| [   26.093920][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   26.094219][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.094908][   T67] Tainted: [W]=WARN
[   26.095049][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.095250][   T67] Workqueue: netns cleanup_net
[   26.095448][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.095663][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.096152][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   26.096431][   T67] RAX: 00000000ffffffa6 RBX: ff110000052ef700 RCX: 1ff4000000090ec7
[   26.096683][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052ef7bc
[   26.096916][   T67] RBP: ff1100000fe3a000 R08: 1fe2200000a5def9 R09: ff110000090f8bd0
[   26.097146][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   26.097397][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000132e2000
[   26.097638][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   26.097905][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.098141][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   26.098392][   T67] PKRU: 55555554
[   26.098531][   T67] Call Trace:
[   26.098670][   T67]  <TASK>
[   26.098781][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.098954][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.099100][   T67]  netif_close_many (net/core/dev.c:1804)
[   26.099272][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   26.099461][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.099662][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.099864][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.100036][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.100236][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.100432][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.100605][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.100778][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.100948][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.101122][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.101294][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.101489][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.101661][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.101838][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.102012][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.102184][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.102378][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.102550][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.102724][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.102899][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.103070][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.103248][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.103474][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.103648][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.103817][   T67]  kthread (kernel/kthread.c:436)
[   26.103959][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.104192][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.104383][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.104556][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.104757][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.104928][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.105101][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.107715][   T67] ------------[ cut here ]------------
| [   26.107881][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   26.108171][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.109399][   T67] Tainted: [W]=WARN
[   26.109538][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.109739][   T67] Workqueue: netns cleanup_net
[   26.109924][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.110132][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.110645][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   26.110849][   T67] RAX: 00000000ffffffa6 RBX: ff11000012d6cac0 RCX: 1ff4000000090ec7
[   26.111093][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d6cb7c
[   26.111333][   T67] RBP: ff110000132e2000 R08: 1fe22000025ad971 R09: ff110000090f8bd0
[   26.111578][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   26.111810][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   26.112046][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   26.112309][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.112530][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   26.112762][   T67] PKRU: 55555554
[   26.112902][   T67] Call Trace:
[   26.113045][   T67]  <TASK>
[   26.113156][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.113337][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.113536][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.113680][   T67]  netif_close_many (net/core/dev.c:1804)
[   26.113853][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   26.114024][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.114229][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.114454][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.114631][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.114831][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.115002][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.115174][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.115365][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.115545][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.115721][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.115893][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.116066][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.116238][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.116431][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.116605][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.116772][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.116944][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.117118][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.117291][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.117482][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.117652][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.117822][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.117998][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.118173][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.118379][   T67]  kthread (kernel/kthread.c:436)
[   26.118523][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.118727][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.118898][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.119069][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.119271][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.119464][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.119641][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.122747][   T67] ------------[ cut here ]------------
| [   26.122881][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   26.123118][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.123677][   T67] Tainted: [W]=WARN
[   26.123770][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.123921][   T67] Workqueue: netns cleanup_net
[   26.124046][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.124206][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.124658][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   26.124809][   T67] RAX: 00000000ffffffa6 RBX: ff11000012d6d000 RCX: 1ff4000000090eed
[   26.124988][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d6d0bc
[   26.125166][   T67] RBP: ff11000005081000 R08: 1fe22000025ada19 R09: ff110000090f8bd0
[   26.125352][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.125534][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.125715][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   26.125923][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.126072][   T67] CR2: 000056173b24f548 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   26.126252][   T67] PKRU: 55555554
[   26.126351][   T67] Call Trace:
[   26.126442][   T67]  <TASK>
[   26.126505][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.126659][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.126805][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.126925][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.127050][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.127170][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.127290][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.127423][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.127543][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.127660][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.127783][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.127902][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.128019][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.128142][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.128260][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.128390][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.128513][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.128630][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.128749][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.128872][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.128996][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.129114][   T67]  kthread (kernel/kthread.c:436)
[   26.129204][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.129359][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.129478][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.129598][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.129748][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.129868][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.129989][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.132232][   T67] ------------[ cut here ]------------
| [   26.132361][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   26.132611][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.133151][   T67] Tainted: [W]=WARN
[   26.133244][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.133403][   T67] Workqueue: netns cleanup_net
[   26.133528][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.133682][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.134108][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   26.134257][   T67] RAX: 00000000ffffffa6 RBX: ff11000012d6d700 RCX: 1ff4000000090eed
[   26.134446][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d6d7bc
[   26.134624][   T67] RBP: ff11000005921000 R08: 1fe22000025adaf9 R09: ff110000090f8bd0
[   26.134802][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.134982][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.135161][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   26.135377][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.135527][   T67] CR2: 000056173b24f548 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   26.135707][   T67] PKRU: 55555554
[   26.135797][   T67] Call Trace:
[   26.135884][   T67]  <TASK>
[   26.135946][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.136098][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.136245][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.136373][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.136492][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.136612][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.136731][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.136854][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.136975][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.137092][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.137213][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.137336][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.137462][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.137582][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.137701][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.137821][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.137946][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.138065][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.138187][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.138309][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.138447][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.138565][   T67]  kthread (kernel/kthread.c:436)
[   26.138660][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.138810][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.138930][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.139051][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.139200][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.139321][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.139452][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.141658][   T67] ------------[ cut here ]------------
| [   26.141775][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   26.142009][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.142558][   T67] Tainted: [W]=WARN
[   26.142650][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.142799][   T67] Workqueue: netns cleanup_net
[   26.142930][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.143083][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.143515][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   26.143666][   T67] RAX: 00000000ffffffa6 RBX: ff11000012d6de00 RCX: 1ff4000000090eed
[   26.143844][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d6debc
[   26.144022][   T67] RBP: ff11000005f09000 R08: 1fe22000025adbd9 R09: ff110000090f8bd0
[   26.144198][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.144385][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.144564][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   26.144773][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.144922][   T67] CR2: 000056173b24f548 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   26.145103][   T67] PKRU: 55555554
[   26.145192][   T67] Call Trace:
[   26.145281][   T67]  <TASK>
[   26.145352][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.145508][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.145660][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.145785][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.145906][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.146026][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.146148][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.146269][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.146398][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.146515][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.146641][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.146761][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.146880][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.147003][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.147120][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.147240][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.147372][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.147490][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.147609][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.147733][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.147858][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.147976][   T67]  kthread (kernel/kthread.c:436)
[   26.148067][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.148216][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.148339][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.148465][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.148615][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.148747][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.148868][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.150873][   T67] ------------[ cut here ]------------
| [   26.150989][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   26.151221][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.151769][   T67] Tainted: [W]=WARN
[   26.151860][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.152008][   T67] Workqueue: netns cleanup_net
[   26.152131][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.152284][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.152716][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   26.152865][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ce86200 RCX: 1ff4000000090eed
[   26.153042][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce862bc
[   26.153221][   T67] RBP: ff11000007839000 R08: 1fe22000019d0c59 R09: ff110000090f8bd0
[   26.153407][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.153589][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.153769][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   26.153977][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.154126][   T67] CR2: 000056173b24f548 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   26.154305][   T67] PKRU: 55555554
[   26.154404][   T67] Call Trace:
[   26.154492][   T67]  <TASK>
[   26.154558][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.154711][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.154860][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.154979][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.155100][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.155222][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.155352][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.155476][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.155597][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.155720][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.155841][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.155961][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.156082][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.156202][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.156320][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.156450][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.156573][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.156691][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.156808][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.156930][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.157056][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.157174][   T67]  kthread (kernel/kthread.c:436)
[   26.157262][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.157415][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.157534][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.157659][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.157807][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.157929][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.158051][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.160049][   T67] ------------[ cut here ]------------
| [   26.160170][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   26.161017][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.161616][   T67] Tainted: [W]=WARN
[   26.161708][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.161861][   T67] Workqueue: netns cleanup_net
[   26.161983][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.162136][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.162612][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   26.162762][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ce86580 RCX: 1ff4000000090eed
[   26.162937][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce8663c
[   26.163112][   T67] RBP: ff11000001dec000 R08: 1fe22000019d0cc9 R09: ff110000090f8bd0
[   26.163289][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.163520][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.163699][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   26.163906][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.164054][   T67] CR2: 000056173b24f548 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   26.164235][   T67] PKRU: 55555554
[   26.164327][   T67] Call Trace:
[   26.164463][   T67]  <TASK>
[   26.164525][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.164675][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.164824][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.164942][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.165061][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.165182][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.165305][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.165476][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.165600][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.165717][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.165837][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.165955][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.166071][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.166192][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.166313][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.166489][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.166610][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.166730][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.166847][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.166973][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.167098][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.167215][   T67]  kthread (kernel/kthread.c:436)
[   26.167305][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.167503][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.167622][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.167741][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.167888][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.168009][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.168127][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.177510][   T67] ------------[ cut here ]------------
| [   26.177641][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   26.177883][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.178441][   T67] Tainted: [W]=WARN
[   26.178531][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.178680][   T67] Workqueue: netns cleanup_net
[   26.178805][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.178960][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.179401][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   26.179552][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cd1c0 RCX: 1ff4000000090eed
[   26.179728][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cd27c
[   26.179906][   T67] RBP: ff1100000fe3a000 R08: 1fe2200002679a51 R09: ff110000090f8bd0
[   26.180086][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.180264][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.180452][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   26.180664][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.180814][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59003 CR4: 0000000000771ef0
[   26.180993][   T67] PKRU: 55555554
[   26.181081][   T67] Call Trace:
[   26.181170][   T67]  <TASK>
[   26.181232][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.181394][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.181542][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.181663][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.181783][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.181905][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.182029][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.182148][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.182269][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.182397][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.182517][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.182638][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.182756][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.182881][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.183000][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.183123][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.183245][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.183373][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.183490][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.183613][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.183738][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.183857][   T67]  kthread (kernel/kthread.c:436)
[   26.183947][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.184098][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.184217][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.184341][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.184499][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.184618][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.184738][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.193430][   T67] ------------[ cut here ]------------
| [   26.193557][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   26.193798][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.194351][   T67] Tainted: [W]=WARN
[   26.194446][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.194596][   T67] Workqueue: netns cleanup_net
[   26.194720][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.194876][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.195302][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   26.195462][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ce86900 RCX: 1ff4000000090eed
[   26.195641][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce869bc
[   26.195824][   T67] RBP: ff110000132e2000 R08: 1fe22000019d0d39 R09: ff110000090f8bd0
[   26.196001][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.196183][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.196372][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   26.196582][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.196731][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59003 CR4: 0000000000771ef0
[   26.196911][   T67] PKRU: 55555554
[   26.197001][   T67] Call Trace:
[   26.197095][   T67]  <TASK>
[   26.197158][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.197310][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.197469][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   26.197589][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   26.197710][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.197830][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   26.197952][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.198072][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   26.198192][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.198309][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.198439][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.198563][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.198680][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.198799][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.198921][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.199041][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.199163][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.199282][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.199410][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.199538][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.199664][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.199786][   T67]  kthread (kernel/kthread.c:436)
[   26.199878][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.200026][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.200145][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.200270][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.200429][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.200548][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.200671][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.203075][  T480] ------------[ cut here ]------------
| [   26.203218][  T480] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/480
| [   26.203467][  T480] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.204038][  T480] Tainted: [W]=WARN
[   26.204137][  T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.204304][  T480] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.204491][  T480] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.204960][  T480] RSP: 0018:ffa0000000507020 EFLAGS: 00010286
[   26.205127][  T480] RAX: 00000000ffffffa6 RBX: ff1100000ce87000 RCX: 1ff40000000a0dca
[   26.205328][  T480] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ce870bc
[   26.205532][  T480] RBP: ff1100000aa89000 R08: 1fe22000019d0e19 R09: ff11000014aa0b58
[   26.205729][  T480] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   26.205924][  T480] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.206124][  T480] FS:  00007f49f45c2840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.206366][  T480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.206533][  T480] CR2: 00007f49f48921a0 CR3: 000000000d778002 CR4: 0000000000771ef0
[   26.206731][  T480] PKRU: 55555554
[   26.206831][  T480] Call Trace:
[   26.206931][  T480]  <TASK>
[   26.207002][  T480]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.207136][  T480]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.207236][  T480]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.207376][  T480]  __dev_notify_flags (net/core/dev.c:9787)
[   26.207514][  T480]  ? netif_change_name (net/core/dev.c:1495)
[   26.207645][  T480]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.207778][  T480]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.207913][  T480]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.208047][  T480]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.208182][  T480]  netif_change_flags (net/core/dev.c:9820)
[   26.208316][  T480]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.208460][  T480]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.208595][  T480]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.208727][  T480]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.208893][  T480]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.209026][  T480]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.209157][  T480]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.209289][  T480]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.209434][  T480]  ? __kernel_text_address (kernel/extable.c:79)
[   26.209567][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.209703][  T480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.209835][  T480]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.209967][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.210099][  T480]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.210228][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.210371][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.210503][  T480]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.210635][  T480]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.210769][  T480]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.210903][  T480]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.211037][  T480]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.211171][  T480]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.211307][  T480]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.211455][  T480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.211586][  T480]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.211717][  T480]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.211850][  T480]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.211981][  T480]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.212117][  T480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.212248][  T480]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.212389][  T480]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.212521][  T480]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.212655][  T480]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.212790][  T480]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.212923][  T480]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.213055][  T480]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.213184][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.213317][  T480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.213454][  T480]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.213587][  T480]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.213719][  T480]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.213852][  T480]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.213988][  T480]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.214119][  T480]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.214253][  T480]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.214392][  T480]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.214524][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.214658][  T480]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.214790][  T480]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.214926][  T480]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.215061][  T480]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.215194][  T480]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.215328][  T480]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.215497][  T480]  ? move_addr_to_kernel (net/socket.c:258)
[   26.215630][  T480]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.215762][  T480]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.215899][  T480]  ___sys_sendmsg (net/socket.c:2752)
[   26.216030][  T480]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.216194][  T480]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.216347][  T480]  __sys_sendmsg (net/socket.c:2784)
[   26.216481][  T480]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.216610][  T480]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.216775][  T480]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.216909][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.217041][  T480]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.217173][  T480]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.217305][  T480]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.217450][  T480]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.217614][  T480] RIP: 0033:0x7f49f47fc08e
[   26.217753][  T480] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.218229][  T480] RSP: 002b:00007ffcb0046e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.218438][  T480] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f49f47fc08e
[   26.218638][  T480] RDX: 0000000000000000 RSI: 00007ffcb0046ed0 RDI: 0000000000000005
[   26.218839][  T480] RBP: 00007ffcb0046e30 R08: 0000000000000000 R09: 0000000000000000
[   26.219037][  T480] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46f
[   26.219236][  T480] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb00475a0
| [   26.226478][   T67] ------------[ cut here ]------------
| [   26.226620][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   26.226872][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.227473][   T67] Tainted: [W]=WARN
[   26.227568][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.227723][   T67] Workqueue: netns cleanup_net
[   26.227860][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.228026][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.228485][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   26.228643][   T67] RAX: 00000000ffffffa6 RBX: ff110000052eec80 RCX: 1ff4000000090eaf
[   26.228831][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052eed3c
[   26.229019][   T67] RBP: ff1100000a36c000 R08: 1fe2200000a5dda9 R09: ff110000090f8bd0
[   26.229206][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   26.229403][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   26.229594][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   26.229811][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.229969][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   26.230156][   T67] PKRU: 55555554
[   26.230250][   T67] Call Trace:
[   26.230353][   T67]  <TASK>
[   26.230419][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.230549][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.230645][   T67]  netif_close_many (net/core/dev.c:1804)
[   26.230777][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.230903][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.231028][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.231154][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   26.231279][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   26.231449][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   26.231607][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.231733][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.231857][   T67]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   26.231982][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.232141][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.232268][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.232406][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.232533][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.232659][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   26.232786][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.232912][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.233037][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.233165][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.233291][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.233427][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.233554][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.233678][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.233804][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.233934][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.234058][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.234184][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.234314][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.234454][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.234579][   T67]  kthread (kernel/kthread.c:436)
[   26.234673][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.234831][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.234957][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.235082][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.235241][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.235375][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.235501][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.237750][   T67] ------------[ cut here ]------------
| [   26.237876][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   26.238111][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.239123][   T67] Tainted: [W]=WARN
[   26.239215][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.239427][   T67] Workqueue: netns cleanup_net
[   26.239555][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.239711][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.240142][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   26.240294][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f04040 RCX: 1ff4000000090ed5
[   26.240528][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f040fc
[   26.240709][   T67] RBP: ff1100000a36c000 R08: 1fe2200000be0821 R09: ff110000090f8bd0
[   26.240893][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.241075][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   26.241258][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   26.241522][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.241676][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   26.241858][   T67] PKRU: 55555554
[   26.241948][   T67] Call Trace:
[   26.242036][   T67]  <TASK>
[   26.242100][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   26.242253][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   26.242462][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.242588][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   26.242710][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   26.242832][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   26.242952][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   26.243079][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   26.243202][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   26.243320][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.243499][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   26.243619][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   26.243738][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   26.243860][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.243983][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.244105][   T67]  process_one_work (kernel/workqueue.c:3314)
[   26.244231][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   26.244405][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.244526][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.244650][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   26.244775][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   26.244897][   T67]  kthread (kernel/kthread.c:436)
[   26.244989][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.245143][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.245264][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.245443][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   26.245598][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.245721][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   26.245841][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   26.352277][  T483] ------------[ cut here ]------------
| [   26.352540][  T483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/483
| [   26.352822][  T483] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.353519][  T483] Tainted: [W]=WARN
[   26.353666][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.353878][  T483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.354101][  T483] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.354640][  T483] RSP: 0018:ffa0000000647a80 EFLAGS: 00010286
[   26.354856][  T483] RAX: 00000000ffffffa6 RBX: ff1100000c470ac0 RCX: 1ff40000000c8f16
[   26.355099][  T483] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c470b7c
[   26.355363][  T483] RBP: ff1100000ee99000 R08: 1fe220000188e171 R09: ff11000017510b80
[   26.355605][  T483] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.355850][  T483] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee99000
[   26.356097][  T483] FS:  00007fba01665840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   26.356409][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.356632][  T483] CR2: 00007fba01871690 CR3: 0000000011b37005 CR4: 0000000000771ef0
[   26.356883][  T483] PKRU: 55555554
[   26.357028][  T483] Call Trace:
[   26.357175][  T483]  <TASK>
[   26.357290][  T483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.357490][  T483]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.357671][  T483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.357821][  T483]  register_netdevice (net/core/dev.c:11488)
[   26.358002][  T483]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.358217][  T483]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   26.358417][  T483]  register_netdev (net/core/dev.c:11552)
[   26.358597][  T483]  loopback_net_init (drivers/net/loopback.c:218)
[   26.358779][  T483]  ops_init (net/core/net_namespace.c:137)
[   26.358930][  T483]  setup_net (net/core/net_namespace.c:446)
[   26.359078][  T483]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.359254][  T483]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.359456][  T483]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.359638][  T483]  copy_net_ns (net/core/net_namespace.c:579)
[   26.359821][  T483]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.360005][  T483]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.360185][  T483]  ksys_unshare (kernel/fork.c:3243)
[   26.360386][  T483]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.360568][  T483]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.360750][  T483]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.360932][  T483]  ? __ia32_sys_open (fs/open.c:1374)
[   26.361114][  T483]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.361292][  T483]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.361500][  T483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.361679][  T483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.361857][  T483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.362037][  T483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.362253][  T483] RIP: 0033:0x7fba01927bcb
[   26.362455][  T483] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.362968][  T483] RSP: 002b:00007ffc95507108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.363215][  T483] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba01927bcb
[   26.363479][  T483] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.363723][  T483] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.363965][  T483] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc95509330
[   26.364210][  T483] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9550a889
| [   26.368996][  T483] ------------[ cut here ]------------
| [   26.369172][  T483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/483
| [   26.369469][  T483] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.370127][  T483] Tainted: [W]=WARN
[   26.370273][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.370506][  T483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.370724][  T483] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.371233][  T483] RSP: 0018:ffa0000000647918 EFLAGS: 00010286
[   26.371466][  T483] RAX: 00000000ffffffa6 RBX: ff1100000a257700 RCX: 1ff40000000c8ee9
[   26.371713][  T483] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2577bc
[   26.371955][  T483] RBP: ff11000016931000 R08: 1fe220000144aef9 R09: ff11000017510b80
[   26.372198][  T483] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.372458][  T483] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016931000
[   26.372703][  T483] FS:  00007fba01665840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   26.372978][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.373187][  T483] CR2: 00007fba01871690 CR3: 0000000011b37005 CR4: 0000000000771ef0
[   26.373450][  T483] PKRU: 55555554
[   26.373596][  T483] Call Trace:
[   26.373743][  T483]  <TASK>
[   26.373858][  T483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.374036][  T483]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.374215][  T483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.374381][  T483]  register_netdevice (net/core/dev.c:11488)
[   26.374563][  T483]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.374774][  T483]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   26.374957][  T483]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   26.375137][  T483]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   26.375314][  T483]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   26.375517][  T483]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   26.375697][  T483]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   26.375878][  T483]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   26.376060][  T483]  ops_init (net/core/net_namespace.c:137)
[   26.376209][  T483]  setup_net (net/core/net_namespace.c:446)
[   26.376379][  T483]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.376556][  T483]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.376737][  T483]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.376918][  T483]  copy_net_ns (net/core/net_namespace.c:579)
[   26.377100][  T483]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.377280][  T483]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.377480][  T483]  ksys_unshare (kernel/fork.c:3243)
[   26.377663][  T483]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.377841][  T483]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.378019][  T483]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.378198][  T483]  ? __ia32_sys_open (fs/open.c:1374)
[   26.378398][  T483]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.378577][  T483]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.378755][  T483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.378933][  T483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.379116][  T483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.379296][  T483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.379526][  T483] RIP: 0033:0x7fba01927bcb
[   26.379711][  T483] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.380224][  T483] RSP: 002b:00007ffc95507108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.380495][  T483] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba01927bcb
[   26.380737][  T483] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.380979][  T483] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.381228][  T483] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc95509330
[   26.381490][  T483] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9550a889
| [   26.385784][  T483] ------------[ cut here ]------------
| [   26.385962][  T483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/483
| [   26.386237][  T483] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.387035][  T483] Tainted: [W]=WARN
[   26.387183][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.387415][  T483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.387634][  T483] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.388153][  T483] RSP: 0018:ffa00000006478f8 EFLAGS: 00010286
[   26.388384][  T483] RAX: 00000000ffffffa6 RBX: ff1100000c4938c0 RCX: 1ff40000000c8ee5
[   26.388627][  T483] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c49397c
[   26.388873][  T483] RBP: ff1100000f761000 R08: 1fe2200001892731 R09: ff11000017510b80
[   26.389119][  T483] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.389384][  T483] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f761000
[   26.389634][  T483] FS:  00007fba01665840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   26.389916][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.390129][  T483] CR2: 00007fba01871690 CR3: 0000000011b37005 CR4: 0000000000771ef0
[   26.390398][  T483] PKRU: 55555554
[   26.390546][  T483] Call Trace:
[   26.390692][  T483]  <TASK>
[   26.390808][  T483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.390988][  T483]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.391168][  T483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.391318][  T483]  register_netdevice (net/core/dev.c:11488)
[   26.391523][  T483]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.391739][  T483]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   26.391920][  T483]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   26.392100][  T483]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   26.392280][  T483]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   26.392484][  T483]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   26.392666][  T483]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   26.392848][  T483]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   26.393032][  T483]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   26.393213][  T483]  vti_init_net (net/ipv4/ip_vti.c:517)
[   26.393414][  T483]  ops_init (net/core/net_namespace.c:137)
[   26.393564][  T483]  setup_net (net/core/net_namespace.c:446)
[   26.393713][  T483]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.393892][  T483]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.394074][  T483]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.394256][  T483]  copy_net_ns (net/core/net_namespace.c:579)
[   26.394459][  T483]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.394643][  T483]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.394825][  T483]  ksys_unshare (kernel/fork.c:3243)
[   26.395007][  T483]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.395187][  T483]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.395387][  T483]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.395569][  T483]  ? __ia32_sys_open (fs/open.c:1374)
[   26.395775][  T483]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.395963][  T483]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.396143][  T483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.396323][  T483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.396525][  T483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.396706][  T483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.396917][  T483] RIP: 0033:0x7fba01927bcb
[   26.397102][  T483] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.397644][  T483] RSP: 002b:00007ffc95507108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.397890][  T483] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba01927bcb
[   26.398137][  T483] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.398401][  T483] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.398646][  T483] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc95509330
[   26.398889][  T483] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9550a889
| [   26.409182][  T483] ------------[ cut here ]------------
| [   26.409875][  T483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/483
| [   26.410375][  T483] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.411148][  T483] Tainted: [W]=WARN
[   26.411373][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.411647][  T483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.411925][  T483] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.412515][  T483] RSP: 0018:ffa0000000647a78 EFLAGS: 00010286
[   26.412782][  T483] RAX: 00000000ffffffa6 RBX: ff1100000c493000 RCX: 1ff40000000c8f15
[   26.413080][  T483] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4930bc
[   26.413397][  T483] RBP: ff1100000ec04000 R08: 1fe2200001892619 R09: ff11000017510b80
[   26.413699][  T483] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.413995][  T483] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec04000
[   26.414295][  T483] FS:  00007fba01665840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   26.414644][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.414911][  T483] CR2: 00007fba01871690 CR3: 0000000011b37005 CR4: 0000000000771ef0
[   26.415215][  T483] PKRU: 55555554
[   26.415434][  T483] Call Trace:
[   26.415649][  T483]  <TASK>
[   26.415821][  T483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.416056][  T483]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.416288][  T483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.416511][  T483]  register_netdevice (net/core/dev.c:11488)
[   26.416748][  T483]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.417011][  T483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.417247][  T483]  register_netdev (net/core/dev.c:11552)
[   26.417499][  T483]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   26.417732][  T483]  ops_init (net/core/net_namespace.c:137)
[   26.417934][  T483]  setup_net (net/core/net_namespace.c:446)
[   26.418136][  T483]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.418390][  T483]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.418626][  T483]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.418860][  T483]  copy_net_ns (net/core/net_namespace.c:579)
[   26.419093][  T483]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.419333][  T483]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.419578][  T483]  ksys_unshare (kernel/fork.c:3243)
[   26.419810][  T483]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.420046][  T483]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.420278][  T483]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.420532][  T483]  ? __ia32_sys_open (fs/open.c:1374)
[   26.420769][  T483]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.421001][  T483]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.421234][  T483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.421488][  T483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.421722][  T483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.421957][  T483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.422223][  T483] RIP: 0033:0x7fba01927bcb
[   26.422486][  T483] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.423051][  T483] RSP: 002b:00007ffc95507108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.423374][  T483] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba01927bcb
[   26.423670][  T483] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.423965][  T483] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.424261][  T483] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc95509330
[   26.424582][  T483] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9550a889
| [   26.431072][  T483] ------------[ cut here ]------------
| [   26.431216][  T483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/483
| [   26.431473][  T483] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.432043][  T483] Tainted: [W]=WARN
[   26.432144][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.432310][  T483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.432491][  T483] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.432956][  T483] RSP: 0018:ffa0000000647a68 EFLAGS: 00010286
[   26.433123][  T483] RAX: 00000000ffffffa6 RBX: ff110000118bee40 RCX: 1ff40000000c8f13
[   26.433315][  T483] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000118beefc
[   26.433520][  T483] RBP: ff11000005b34000 R08: 1fe2200002317de1 R09: ff11000017510b80
[   26.433717][  T483] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.433916][  T483] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005b34000
[   26.434115][  T483] FS:  00007fba01665840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.434356][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.434522][  T483] CR2: 0000561705c5dd5c CR3: 0000000011b37002 CR4: 0000000000771ef0
[   26.434719][  T483] PKRU: 55555554
[   26.434818][  T483] Call Trace:
[   26.434916][  T483]  <TASK>
[   26.434985][  T483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.435119][  T483]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.435250][  T483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.435361][  T483]  register_netdevice (net/core/dev.c:11488)
[   26.435496][  T483]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.435664][  T483]  register_netdev (net/core/dev.c:11552)
[   26.435797][  T483]  sit_init_net (net/ipv6/sit.c:1860)
[   26.435930][  T483]  ops_init (net/core/net_namespace.c:137)
[   26.436032][  T483]  setup_net (net/core/net_namespace.c:446)
[   26.436133][  T483]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.436263][  T483]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.436407][  T483]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.436541][  T483]  copy_net_ns (net/core/net_namespace.c:579)
[   26.436677][  T483]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.436811][  T483]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.436940][  T483]  ksys_unshare (kernel/fork.c:3243)
[   26.437069][  T483]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.437201][  T483]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.437340][  T483]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.437479][  T483]  ? __ia32_sys_open (fs/open.c:1374)
[   26.437614][  T483]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.437744][  T483]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.437874][  T483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.438006][  T483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.438138][  T483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.438269][  T483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.438445][  T483] RIP: 0033:0x7fba01927bcb
[   26.438583][  T483] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.439053][  T483] RSP: 002b:00007ffc95507108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.439253][  T483] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba01927bcb
[   26.439458][  T483] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.439657][  T483] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.439851][  T483] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc95509330
[   26.440047][  T483] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9550a889
| [   26.444855][  T483] ------------[ cut here ]------------
| [   26.445010][  T483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/483
| [   26.445258][  T483] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.445858][  T483] Tainted: [W]=WARN
[   26.445957][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.446127][  T483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.446305][  T483] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.446796][  T483] RSP: 0018:ffa0000000647a78 EFLAGS: 00010286
[   26.446971][  T483] RAX: 00000000ffffffa6 RBX: ff110000050918c0 RCX: 1ff40000000c8f15
[   26.447181][  T483] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000509197c
[   26.447394][  T483] RBP: ff1100000e8c1000 R08: 1fe2200000a12331 R09: ff11000017510b80
[   26.447598][  T483] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.447800][  T483] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8c1000
[   26.448003][  T483] FS:  00007fba01665840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.448238][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.448417][  T483] CR2: 0000561705c5dd5c CR3: 0000000011b37002 CR4: 0000000000771ef0
[   26.448624][  T483] PKRU: 55555554
[   26.448726][  T483] Call Trace:
[   26.448828][  T483]  <TASK>
[   26.448897][  T483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.449032][  T483]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.449169][  T483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.449270][  T483]  register_netdevice (net/core/dev.c:11488)
[   26.449413][  T483]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   26.449576][  T483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.449711][  T483]  register_netdev (net/core/dev.c:11552)
[   26.449842][  T483]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   26.449975][  T483]  ops_init (net/core/net_namespace.c:137)
[   26.450077][  T483]  setup_net (net/core/net_namespace.c:446)
[   26.450177][  T483]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   26.450310][  T483]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   26.450471][  T483]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   26.450607][  T483]  copy_net_ns (net/core/net_namespace.c:579)
[   26.450740][  T483]  create_new_namespaces (kernel/nsproxy.c:132)
[   26.450875][  T483]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   26.451007][  T483]  ksys_unshare (kernel/fork.c:3243)
[   26.451139][  T483]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.451271][  T483]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   26.451412][  T483]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   26.451545][  T483]  ? __ia32_sys_open (fs/open.c:1374)
[   26.451678][  T483]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   26.451808][  T483]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   26.451943][  T483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.452076][  T483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.452208][  T483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.452348][  T483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.452513][  T483] RIP: 0033:0x7fba01927bcb
[   26.452648][  T483] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   26.453120][  T483] RSP: 002b:00007ffc95507108 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   26.453318][  T483] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fba01927bcb
[   26.453523][  T483] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   26.453721][  T483] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   26.453917][  T483] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc95509330
[   26.454115][  T483] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc9550a889
| [   26.484714][  T484] ------------[ cut here ]------------
| [   26.484894][  T484] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/484
| [   26.485171][  T484] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.486187][  T484] Tainted: [W]=WARN
[   26.486356][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.486569][  T484] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.486791][  T484] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.487302][  T484] RSP: 0018:ffa0000000647020 EFLAGS: 00010286
[   26.487534][  T484] RAX: 00000000ffffffa6 RBX: ff1100000c471540 RCX: 1ff40000000c8dca
[   26.487777][  T484] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4715fc
[   26.488025][  T484] RBP: ff1100000ee99000 R08: 1fe220000188e2c1 R09: ff11000014b38b58
[   26.488268][  T484] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   26.488527][  T484] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.488772][  T484] FS:  00007f1a01af6840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   26.489049][  T484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.489259][  T484] CR2: 000000001e8a5988 CR3: 0000000011897002 CR4: 0000000000771ef0
[   26.489522][  T484] PKRU: 55555554
[   26.489667][  T484] Call Trace:
[   26.489813][  T484]  <TASK>
[   26.489929][  T484]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.490114][  T484]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.490261][  T484]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.490459][  T484]  __dev_notify_flags (net/core/dev.c:9787)
[   26.490647][  T484]  ? netif_change_name (net/core/dev.c:1495)
[   26.490825][  T484]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.491004][  T484]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.491181][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.491383][  T484]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.491564][  T484]  netif_change_flags (net/core/dev.c:9820)
[   26.491743][  T484]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.491921][  T484]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.492102][  T484]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.492281][  T484]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.492511][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.492692][  T484]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.492871][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.493050][  T484]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.493231][  T484]  ? __kernel_text_address (kernel/extable.c:79)
[   26.493431][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.493612][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.493790][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.493972][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.494150][  T484]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.494335][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.494525][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.494704][  T484]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.494882][  T484]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.495059][  T484]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.495238][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.495440][  T484]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.495621][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.495802][  T484]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.495982][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.496158][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.496359][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.496538][  T484]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.496715][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.496899][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.497076][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.497253][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.497451][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.497630][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.497807][  T484]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.497986][  T484]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.498166][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.498365][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.498544][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.498720][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.498899][  T484]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.499078][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.499257][  T484]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.499456][  T484]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.499637][  T484]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.499819][  T484]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.499999][  T484]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.500178][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.500377][  T484]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.500558][  T484]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.500736][  T484]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.500920][  T484]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.501099][  T484]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.501277][  T484]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.501506][  T484]  ? move_addr_to_kernel (net/socket.c:258)
[   26.501687][  T484]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.501867][  T484]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.502047][  T484]  ___sys_sendmsg (net/socket.c:2752)
[   26.502229][  T484]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.502459][  T484]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.502649][  T484]  __sys_sendmsg (net/socket.c:2784)
[   26.502829][  T484]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.503007][  T484]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.503220][  T484]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.503419][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.503601][  T484]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.503779][  T484]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.503958][  T484]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.504138][  T484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.504367][  T484] RIP: 0033:0x7f1a01d3008e
[   26.504551][  T484] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.505063][  T484] RSP: 002b:00007ffe40035830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.505308][  T484] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1a01d3008e
[   26.505572][  T484] RDX: 0000000000000000 RSI: 00007ffe400358e0 RDI: 0000000000000005
[   26.505814][  T484] RBP: 00007ffe40035840 R08: 0000000000000000 R09: 0000000000000000
[   26.506057][  T484] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46f
[   26.506300][  T484] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe40035fb0
| [   26.613631][  T487] ------------[ cut here ]------------
| [   26.613857][  T487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/487
| [   26.614236][  T487] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.615022][  T487] Tainted: [W]=WARN
[   26.615128][  T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.615301][  T487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.615497][  T487] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.615983][  T487] RSP: 0018:ffa0000000746e30 EFLAGS: 00010286
[   26.616159][  T487] RAX: 00000000ffffffa6 RBX: ff110000118bec80 RCX: 1ff40000000e8d8c
[   26.616378][  T487] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000118bed3c
[   26.616588][  T487] RBP: ff1100000e394000 R08: 1fe2200002317da9 R09: ff1100000e90ae80
[   26.616795][  T487] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.617004][  T487] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e1f4080
[   26.617210][  T487] FS:  00007f7849c96840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   26.617463][  T487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.617638][  T487] CR2: 000000000042ebe0 CR3: 0000000010133006 CR4: 0000000000771ef0
[   26.617847][  T487] PKRU: 55555554
[   26.617950][  T487] Call Trace:
[   26.618053][  T487]  <TASK>
[   26.618125][  T487]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.618267][  T487]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.618379][  T487]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   26.618553][  T487]  __dev_notify_flags (net/core/dev.c:9787)
[   26.618690][  T487]  ? netif_change_name (net/core/dev.c:1495)
[   26.618826][  T487]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.618963][  T487]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.619101][  T487]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.619241][  T487]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   26.619391][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.619530][  T487]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.619669][  T487]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.619805][  T487]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.619943][  T487]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   26.620085][  T487]  veth_newlink (drivers/net/veth.c:1871)
[   26.620223][  T487]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   26.620373][  T487]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.620517][  T487]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.620657][  T487]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   26.620812][  T487]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   26.620951][  T487]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   26.621090][  T487]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   26.621226][  T487]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   26.621377][  T487]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   26.621519][  T487]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   26.621658][  T487]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.621794][  T487]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.621931][  T487]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.622076][  T487]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.622217][  T487]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.622369][  T487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.622507][  T487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.622644][  T487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.622783][  T487]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.622920][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.623062][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.623202][  T487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.623352][  T487]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.623491][  T487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.623630][  T487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.623769][  T487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.623911][  T487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.624049][  T487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.624188][  T487]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.624337][  T487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.624483][  T487]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.624626][  T487]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.624764][  T487]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.624902][  T487]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.625044][  T487]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.625185][  T487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.625324][  T487]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.625478][  T487]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.625617][  T487]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.625758][  T487]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.625899][  T487]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.626037][  T487]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.626210][  T487]  ? move_addr_to_kernel (net/socket.c:258)
[   26.626368][  T487]  ___sys_sendmsg (net/socket.c:2752)
[   26.626507][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.626644][  T487]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.626791][  T487]  ? 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))
[   26.626933][  T487]  __sys_sendmsg (net/socket.c:2784)
[   26.627074][  T487]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.627220][  T487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.627370][  T487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.627510][  T487]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.627650][  T487]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.627788][  T487]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.627927][  T487]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.628101][  T487] RIP: 0033:0x7f7849ed008e
[   26.628250][  T487] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.628754][  T487] RSP: 002b:00007fffbc20f300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.628962][  T487] RAX: ffffffffffffffda RBX: 00007fffbc20faa0 RCX: 00007f7849ed008e
[   26.629172][  T487] RDX: 0000000000000000 RSI: 00007fffbc20f3b0 RDI: 0000000000000005
[   26.629387][  T487] RBP: 00007fffbc20f310 R08: 0000000000000000 R09: 0000000000000000
[   26.629592][  T487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46f
[   26.629798][  T487] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbc20fa70
| [   26.637780][  T487] ------------[ cut here ]------------
| [   26.637928][  T487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/487
| [   26.638253][  T487] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.639409][  T487] Tainted: [W]=WARN
[   26.639515][  T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.639685][  T487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.639862][  T487] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.640407][  T487] RSP: 0018:ffa00000007471b0 EFLAGS: 00010286
[   26.640578][  T487] RAX: 00000000ffffffa6 RBX: ff11000009b35000 RCX: 1ff40000000e8dfc
[   26.640780][  T487] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b350bc
[   26.640982][  T487] RBP: ff1100000e391000 R08: 1fe2200001366a19 R09: ff1100000e90ae80
[   26.641183][  T487] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.641450][  T487] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   26.641653][  T487] FS:  00007f7849c96840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   26.641891][  T487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.642063][  T487] CR2: 000000000042ebe0 CR3: 0000000010133006 CR4: 0000000000771ef0
[   26.642265][  T487] PKRU: 55555554
[   26.642429][  T487] Call Trace:
[   26.642530][  T487]  <TASK>
[   26.642600][  T487]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.642738][  T487]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.642842][  T487]  __dev_notify_flags (net/core/dev.c:9787)
[   26.642979][  T487]  ? netif_change_name (net/core/dev.c:1495)
[   26.643117][  T487]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   26.643253][  T487]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   26.643454][  T487]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.643592][  T487]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   26.643729][  T487]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.643865][  T487]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.644002][  T487]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.644143][  T487]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.644281][  T487]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.644481][  T487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.644616][  T487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.644750][  T487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.644884][  T487]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.645020][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.645159][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.645295][  T487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.645494][  T487]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.645629][  T487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.645763][  T487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.645897][  T487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.646034][  T487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.646168][  T487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.646303][  T487]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.646505][  T487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.646643][  T487]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.646782][  T487]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.646916][  T487]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.647053][  T487]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.647191][  T487]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.647331][  T487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.647527][  T487]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.647663][  T487]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.647799][  T487]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.647938][  T487]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.648073][  T487]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.648208][  T487]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.648436][  T487]  ? move_addr_to_kernel (net/socket.c:258)
[   26.648576][  T487]  ___sys_sendmsg (net/socket.c:2752)
[   26.648709][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.648843][  T487]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.648988][  T487]  ? 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))
[   26.649125][  T487]  __sys_sendmsg (net/socket.c:2784)
[   26.649260][  T487]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.649462][  T487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.649601][  T487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.649738][  T487]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.649874][  T487]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.650011][  T487]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.650146][  T487]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.650315][  T487] RIP: 0033:0x7f7849ed008e
[   26.650525][  T487] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.651011][  T487] RSP: 002b:00007fffbc20f300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.651213][  T487] RAX: ffffffffffffffda RBX: 00007fffbc20faa0 RCX: 00007f7849ed008e
[   26.651478][  T487] RDX: 0000000000000000 RSI: 00007fffbc20f3b0 RDI: 0000000000000005
[   26.651679][  T487] RBP: 00007fffbc20f310 R08: 0000000000000000 R09: 0000000000000000
[   26.651882][  T487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46f
[   26.652084][  T487] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbc20fa70
| [   26.698780][  T490] ------------[ cut here ]------------
| [   26.698929][  T490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/490
| [   26.699155][  T490] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.699739][  T490] Tainted: [W]=WARN
[   26.699838][  T490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.700002][  T490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.700171][  T490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.700647][  T490] RSP: 0018:ffa0000000606ff8 EFLAGS: 00010286
[   26.700816][  T490] RAX: 00000000ffffffa6 RBX: ff11000009121380 RCX: 1ff40000000c0dc5
[   26.701009][  T490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000912143c
[   26.701202][  T490] RBP: ff1100000e391000 R08: 1fe2200001224289 R09: ff11000012b68b58
[   26.701405][  T490] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.701600][  T490] R13: 0000000000000000 R14: ffa0000000607140 R15: ff1100000d4d5550
[   26.701796][  T490] FS:  00007f8ec29b8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   26.702024][  T490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.702186][  T490] CR2: 00007f5f35db05b0 CR3: 00000000172b7002 CR4: 0000000000771ef0
[   26.702395][  T490] PKRU: 55555554
[   26.702491][  T490] Call Trace:
[   26.702588][  T490]  <TASK>
[   26.702655][  T490]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   26.702789][  T490]  __dev_change_net_namespace (net/core/dev.c:12635)
[   26.702954][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.703083][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.703214][  T490]  ? default_device_exit_batch (net/core/dev.c:13091)
[   26.703391][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.703519][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.703649][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.703779][  T490]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.703910][  T490]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   26.704040][  T490]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   26.704171][  T490]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   26.704302][  T490]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.704447][  T490]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.704610][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.704739][  T490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.704874][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.705008][  T490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.705139][  T490]  ? __kernel_text_address (kernel/extable.c:79)
[   26.705270][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.705488][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.705705][  T490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.705835][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.705970][  T490]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.706100][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.706227][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.706430][  T490]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.706560][  T490]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.706690][  T490]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.706817][  T490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.706951][  T490]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.707084][  T490]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.707218][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.707430][  T490]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.707565][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.707697][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.707829][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.707959][  T490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.708092][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.708225][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.708432][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.708561][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.708691][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.708825][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.708956][  T490]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.709087][  T490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.709219][  T490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.709417][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.709550][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.709680][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.709811][  T490]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.709940][  T490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.710072][  T490]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.710206][  T490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.710416][  T490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.710548][  T490]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.710681][  T490]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.710816][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.710947][  T490]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.711080][  T490]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.711212][  T490]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.711425][  T490]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.711561][  T490]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.711693][  T490]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.711855][  T490]  ? move_addr_to_kernel (net/socket.c:258)
[   26.711990][  T490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.712118][  T490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.712249][  T490]  ___sys_sendmsg (net/socket.c:2752)
[   26.712448][  T490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.712609][  T490]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.712752][  T490]  __sys_sendmsg (net/socket.c:2784)
[   26.712882][  T490]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.713014][  T490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.713178][  T490]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.713308][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.713522][  T490]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.713654][  T490]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.713783][  T490]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.713917][  T490]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.714081][  T490] RIP: 0033:0x7f8ec2bf208e
[   26.714216][  T490] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.714763][  T490] RSP: 002b:00007ffe994c8250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.714960][  T490] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8ec2bf208e
[   26.715154][  T490] RDX: 0000000000000000 RSI: 00007ffe994c8300 RDI: 0000000000000005
[   26.715417][  T490] RBP: 00007ffe994c8260 R08: 0000000000000000 R09: 0000000000000000
[   26.715616][  T490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46f
[   26.715810][  T490] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe994c89c0
| [   26.730492][  T490] ------------[ cut here ]------------
| [   26.730644][  T490] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/490
| [   26.730876][  T490] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.731464][  T490] Tainted: [W]=WARN
[   26.731563][  T490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.731728][  T490] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.731898][  T490] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.732380][  T490] RSP: 0018:ffa0000000606fc0 EFLAGS: 00010286
[   26.732545][  T490] RAX: 00000000ffffffa6 RBX: ff11000004d0d8c0 RCX: 1ff40000000c0dbe
[   26.732741][  T490] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d0d97c
[   26.732936][  T490] RBP: ff1100000e391000 R08: 1fe22000009a1b31 R09: ff11000012b68b58
[   26.733130][  T490] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   26.733332][  T490] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d4d5550
[   26.733540][  T490] FS:  00007f8ec29b8840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   26.733769][  T490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.733932][  T490] CR2: 000055a85b8ae330 CR3: 00000000172b7006 CR4: 0000000000771ef0
[   26.734132][  T490] PKRU: 55555554
[   26.734230][  T490] Call Trace:
[   26.734332][  T490]  <TASK>
[   26.734408][  T490]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.734542][  T490]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.734674][  T490]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.734777][  T490]  __dev_change_net_namespace (net/core/dev.c:12695)
[   26.734941][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.735089][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.735225][  T490]  ? default_device_exit_batch (net/core/dev.c:13091)
[   26.735401][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.735533][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.735665][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.735799][  T490]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.735931][  T490]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   26.736064][  T490]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   26.736199][  T490]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   26.736339][  T490]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.736480][  T490]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.736646][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.736778][  T490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.736910][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.737043][  T490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.737182][  T490]  ? __kernel_text_address (kernel/extable.c:79)
[   26.737314][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.737457][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.737590][  T490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.737729][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.737861][  T490]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.737995][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.738125][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.738257][  T490]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.738402][  T490]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.738535][  T490]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.738668][  T490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.738804][  T490]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.738936][  T490]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.739072][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.739206][  T490]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.739350][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.739483][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.739615][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.739747][  T490]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.739880][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.740016][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.740148][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.740279][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.740420][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.740554][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.740686][  T490]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.740818][  T490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.740949][  T490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.741080][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.741214][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.741354][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.741489][  T490]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.741621][  T490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.741754][  T490]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.741890][  T490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.742023][  T490]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.742183][  T490]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.742331][  T490]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.742474][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.742606][  T490]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.742740][  T490]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.742874][  T490]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.743008][  T490]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.743142][  T490]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.743273][  T490]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.743450][  T490]  ? move_addr_to_kernel (net/socket.c:258)
[   26.743585][  T490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.743716][  T490]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.743849][  T490]  ___sys_sendmsg (net/socket.c:2752)
[   26.743983][  T490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.744149][  T490]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.744295][  T490]  __sys_sendmsg (net/socket.c:2784)
[   26.744443][  T490]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.744575][  T490]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.744745][  T490]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.744878][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.745011][  T490]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.745143][  T490]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.745277][  T490]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.745427][  T490]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.745592][  T490] RIP: 0033:0x7f8ec2bf208e
[   26.745733][  T490] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.746215][  T490] RSP: 002b:00007ffe994c8250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.746422][  T490] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8ec2bf208e
[   26.746621][  T490] RDX: 0000000000000000 RSI: 00007ffe994c8300 RDI: 0000000000000005
[   26.746822][  T490] RBP: 00007ffe994c8260 R08: 0000000000000000 R09: 0000000000000000
[   26.747021][  T490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e46f
[   26.747220][  T490] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe994c89c0
| [   26.805927][  T493] ------------[ cut here ]------------
| [   26.806092][  T493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/493
| [   26.806330][  T493] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.806911][  T493] Tainted: [W]=WARN
[   26.807012][  T493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.807195][  T493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.807382][  T493] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.807853][  T493] RSP: 0018:ffa0000000747020 EFLAGS: 00010286
[   26.808020][  T493] RAX: 00000000ffffffa6 RBX: ff11000009799700 RCX: 1ff40000000e8dca
[   26.808217][  T493] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000097997bc
[   26.808512][  T493] RBP: ff1100000e391000 R08: 1fe22000012f32f9 R09: ff1100000e9a2e58
[   26.808709][  T493] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   26.808904][  T493] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.809106][  T493] FS:  00007fa206968840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.809340][  T493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.809585][  T493] CR2: 0000000037366988 CR3: 000000001750a006 CR4: 0000000000771ef0
[   26.809783][  T493] PKRU: 55555554
[   26.809881][  T493] Call Trace:
[   26.809979][  T493]  <TASK>
[   26.810047][  T493]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.810180][  T493]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.810280][  T493]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.810494][  T493]  __dev_notify_flags (net/core/dev.c:9787)
[   26.810679][  T493]  ? netif_change_name (net/core/dev.c:1495)
[   26.810811][  T493]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.810943][  T493]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.811076][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.811205][  T493]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.811397][  T493]  netif_change_flags (net/core/dev.c:9820)
[   26.811528][  T493]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.811661][  T493]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.811797][  T493]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.811928][  T493]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.812093][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.812223][  T493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.812411][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.812541][  T493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.812671][  T493]  ? __kernel_text_address (kernel/extable.c:79)
[   26.812805][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.812937][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.813068][  T493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.813201][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.813336][  T493]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.813489][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.813618][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.813749][  T493]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.813880][  T493]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.814013][  T493]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.814144][  T493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.814276][  T493]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.814426][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.814561][  T493]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.814693][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.814823][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.814953][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.815084][  T493]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.815213][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.815358][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.815488][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.815618][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.815752][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.815886][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.816016][  T493]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.816146][  T493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.816278][  T493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.816418][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.816551][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.816682][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.816813][  T493]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.816944][  T493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.817077][  T493]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.817210][  T493]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.817348][  T493]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.817481][  T493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.817613][  T493]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.817746][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.817880][  T493]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.818012][  T493]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.818145][  T493]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.818278][  T493]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.818420][  T493]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.818551][  T493]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.818712][  T493]  ? move_addr_to_kernel (net/socket.c:258)
[   26.818843][  T493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.818973][  T493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.819105][  T493]  ___sys_sendmsg (net/socket.c:2752)
[   26.819234][  T493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.819409][  T493]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.819553][  T493]  __sys_sendmsg (net/socket.c:2784)
[   26.819685][  T493]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.819816][  T493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.819980][  T493]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.820113][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.820245][  T493]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.820388][  T493]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.820521][  T493]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.820650][  T493]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.820813][  T493] RIP: 0033:0x7fa206ba208e
[   26.820953][  T493] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.821427][  T493] RSP: 002b:00007ffd56a11fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.821623][  T493] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa206ba208e
[   26.821817][  T493] RDX: 0000000000000000 RSI: 00007ffd56a12090 RDI: 0000000000000005
[   26.822012][  T493] RBP: 00007ffd56a11ff0 R08: 0000000000000000 R09: 0000000000000000
[   26.822206][  T493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   26.822408][  T493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd56a12760
| [   26.919244][  T496] ------------[ cut here ]------------
| [   26.919430][  T496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/496
| [   26.919656][  T496] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.920215][  T496] Tainted: [W]=WARN
[   26.920312][  T496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.920485][  T496] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.920653][  T496] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.921104][  T496] RSP: 0018:ffa0000000576ff8 EFLAGS: 00010286
[   26.921265][  T496] RAX: 00000000ffffffa6 RBX: ff1100000ebc3a80 RCX: 1ff40000000aedc5
[   26.921472][  T496] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc3b3c
[   26.921665][  T496] RBP: ff1100000e394000 R08: 1fe2200001d78769 R09: ff1100000f94ae58
[   26.921858][  T496] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.922048][  T496] R13: 0000000000000000 R14: ffa0000000577140 R15: ff1100000b9faa50
[   26.922241][  T496] FS:  00007fd83d1ce840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.922475][  T496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.922636][  T496] CR2: 0000000023aec988 CR3: 000000000c3c6005 CR4: 0000000000771ef0
[   26.922830][  T496] PKRU: 55555554
[   26.922927][  T496] Call Trace:
[   26.923023][  T496]  <TASK>
[   26.923089][  T496]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   26.923219][  T496]  __dev_change_net_namespace (net/core/dev.c:12635)
[   26.923640][  T496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.923769][  T496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.923899][  T496]  ? default_device_exit_batch (net/core/dev.c:13091)
[   26.924060][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.924188][  T496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.924317][  T496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.924453][  T496]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.924582][  T496]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   26.924711][  T496]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   26.924843][  T496]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   26.924974][  T496]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.925102][  T496]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.925262][  T496]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.925400][  T496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.925529][  T496]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.925657][  T496]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.925787][  T496]  ? __kernel_text_address (kernel/extable.c:79)
[   26.925914][  T496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.926043][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.926171][  T496]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.926300][  T496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.926435][  T496]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.926565][  T496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.926694][  T496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.926822][  T496]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.926951][  T496]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.927080][  T496]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.927206][  T496]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.927341][  T496]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.927476][  T496]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.927607][  T496]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.927741][  T496]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.927871][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.927998][  T496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.928126][  T496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.928253][  T496]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.928387][  T496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.928515][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.928643][  T496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.928771][  T496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.928897][  T496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.929026][  T496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.929154][  T496]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.929280][  T496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.929415][  T496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.929541][  T496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.929673][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.929799][  T496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.929928][  T496]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.930056][  T496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.930183][  T496]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.930314][  T496]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.930449][  T496]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.930581][  T496]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.930711][  T496]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.930840][  T496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.930969][  T496]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.931098][  T496]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.931226][  T496]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.931362][  T496]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.931492][  T496]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.931621][  T496]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.931780][  T496]  ? move_addr_to_kernel (net/socket.c:258)
[   26.931907][  T496]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.932034][  T496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.932162][  T496]  ___sys_sendmsg (net/socket.c:2752)
[   26.932287][  T496]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.932456][  T496]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.932599][  T496]  __sys_sendmsg (net/socket.c:2784)
[   26.932727][  T496]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.932854][  T496]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.933016][  T496]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.933144][  T496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.933274][  T496]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.933415][  T496]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.933545][  T496]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.933675][  T496]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.933835][  T496] RIP: 0033:0x7fd83d40808e
[   26.933970][  T496] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.934449][  T496] RSP: 002b:00007fff93bbc6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.934649][  T496] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd83d40808e
[   26.934842][  T496] RDX: 0000000000000000 RSI: 00007fff93bbc770 RDI: 0000000000000005
[   26.935033][  T496] RBP: 00007fff93bbc6d0 R08: 0000000000000000 R09: 0000000000000000
[   26.935224][  T496] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   26.935427][  T496] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff93bbce30
| [   26.937952][  T496] ------------[ cut here ]------------
| [   26.938090][  T496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/496
| [   26.938311][  T496] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.938879][  T496] Tainted: [W]=WARN
[   26.938977][  T496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.939138][  T496] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.939305][  T496] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.939773][  T496] RSP: 0018:ffa0000000576fc0 EFLAGS: 00010286
[   26.939936][  T496] RAX: 00000000ffffffa6 RBX: ff1100000ebc2ac0 RCX: 1ff40000000aedbe
[   26.940128][  T496] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc2b7c
[   26.940319][  T496] RBP: ff1100000e394000 R08: 1fe2200001d78571 R09: ff1100000f94ae58
[   26.940520][  T496] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.940715][  T496] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b9faa50
[   26.940909][  T496] FS:  00007fd83d1ce840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   26.941137][  T496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.941299][  T496] CR2: 0000000023aec988 CR3: 000000000c3c6005 CR4: 0000000000771ef0
[   26.941505][  T496] PKRU: 55555554
[   26.941601][  T496] Call Trace:
[   26.941700][  T496]  <TASK>
[   26.941767][  T496]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.941898][  T496]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.942031][  T496]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.942130][  T496]  __dev_change_net_namespace (net/core/dev.c:12695)
[   26.942293][  T496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.942432][  T496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.942564][  T496]  ? default_device_exit_batch (net/core/dev.c:13091)
[   26.942724][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.942855][  T496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.942985][  T496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.943115][  T496]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.943246][  T496]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   26.943388][  T496]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   26.943518][  T496]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   26.943650][  T496]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.943781][  T496]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.943943][  T496]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.944074][  T496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.944204][  T496]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.944338][  T496]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.944475][  T496]  ? __kernel_text_address (kernel/extable.c:79)
[   26.944605][  T496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.944739][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.944867][  T496]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.944997][  T496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.945128][  T496]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.945259][  T496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.945398][  T496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.945528][  T496]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.945659][  T496]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.945789][  T496]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.945919][  T496]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.946051][  T496]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.946180][  T496]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.946315][  T496]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.946457][  T496]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.946589][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.946717][  T496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.946845][  T496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.946974][  T496]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.947102][  T496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.947236][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.947373][  T496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.947503][  T496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.947636][  T496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.947766][  T496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.947897][  T496]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.948025][  T496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.948154][  T496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.948286][  T496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.948425][  T496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.948555][  T496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.948684][  T496]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.948816][  T496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.948947][  T496]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.949082][  T496]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.949213][  T496]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.949356][  T496]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.949486][  T496]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.949617][  T496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.949749][  T496]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.949881][  T496]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.950012][  T496]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.950143][  T496]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.950273][  T496]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.950411][  T496]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.950573][  T496]  ? move_addr_to_kernel (net/socket.c:258)
[   26.950705][  T496]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.950835][  T496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.950966][  T496]  ___sys_sendmsg (net/socket.c:2752)
[   26.951097][  T496]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.951260][  T496]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.951411][  T496]  __sys_sendmsg (net/socket.c:2784)
[   26.951542][  T496]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.951672][  T496]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.951834][  T496]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.951963][  T496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.952094][  T496]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.952227][  T496]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.952364][  T496]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.952495][  T496]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.952656][  T496] RIP: 0033:0x7fd83d40808e
[   26.952793][  T496] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.953260][  T496] RSP: 002b:00007fff93bbc6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.953463][  T496] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd83d40808e
[   26.953656][  T496] RDX: 0000000000000000 RSI: 00007fff93bbc770 RDI: 0000000000000005
[   26.953850][  T496] RBP: 00007fff93bbc6d0 R08: 0000000000000000 R09: 0000000000000000
[   26.954045][  T496] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   26.954242][  T496] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff93bbce30
| [   26.979502][  T497] ------------[ cut here ]------------
| [   26.979654][  T497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/497
| [   26.979882][  T497] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.980526][  T497] Tainted: [W]=WARN
[   26.980626][  T497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.980789][  T497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.980963][  T497] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.981495][  T497] RSP: 0018:ffa00000004e7020 EFLAGS: 00010286
[   26.981660][  T497] RAX: 00000000ffffffa6 RBX: ff110000133cc040 RCX: 1ff400000009cdca
[   26.981857][  T497] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cc0fc
[   26.982053][  T497] RBP: ff1100000e394000 R08: 1fe2200002679821 R09: ff1100000f948b58
[   26.982247][  T497] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   26.982528][  T497] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.982745][  T497] FS:  00007fd10d71e840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   26.982976][  T497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.983138][  T497] CR2: 000000002b7d3988 CR3: 0000000004c61001 CR4: 0000000000771ef0
[   26.983351][  T497] PKRU: 55555554
[   26.983452][  T497] Call Trace:
[   26.983549][  T497]  <TASK>
[   26.983616][  T497]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.983747][  T497]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.983846][  T497]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.983975][  T497]  __dev_notify_flags (net/core/dev.c:9787)
[   26.984110][  T497]  ? netif_change_name (net/core/dev.c:1495)
[   26.984240][  T497]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.984384][  T497]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.984513][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.984643][  T497]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.984773][  T497]  netif_change_flags (net/core/dev.c:9820)
[   26.984904][  T497]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.985034][  T497]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.985169][  T497]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.985299][  T497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.985473][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.985602][  T497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.985731][  T497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.985859][  T497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.985990][  T497]  ? __kernel_text_address (kernel/extable.c:79)
[   26.986122][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.986254][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.986415][  T497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.986591][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.986721][  T497]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.986849][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.986977][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.987107][  T497]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.987235][  T497]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.987379][  T497]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.987511][  T497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.987641][  T497]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.987772][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.987904][  T497]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.988034][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.988163][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.988293][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.988433][  T497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.988565][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.988696][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.988824][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.988952][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.989082][  T497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.989214][  T497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.989356][  T497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.989484][  T497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.989612][  T497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.989743][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.989874][  T497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.990001][  T497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.990132][  T497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.990260][  T497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.990402][  T497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.990534][  T497]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.990663][  T497]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.990794][  T497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.990925][  T497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.991056][  T497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.991189][  T497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.991320][  T497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.991459][  T497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.991595][  T497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.991726][  T497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.991856][  T497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.992017][  T497]  ? move_addr_to_kernel (net/socket.c:258)
[   26.992150][  T497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.992283][  T497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.992428][  T497]  ___sys_sendmsg (net/socket.c:2752)
[   26.992559][  T497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.992722][  T497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.992862][  T497]  __sys_sendmsg (net/socket.c:2784)
[   26.992996][  T497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.993127][  T497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.993289][  T497]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.993430][  T497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.993562][  T497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.993692][  T497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.993824][  T497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.993956][  T497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.994114][  T497] RIP: 0033:0x7fd10d95808e
[   26.994252][  T497] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.994729][  T497] RSP: 002b:00007ffe7b164d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.994926][  T497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd10d95808e
[   26.995122][  T497] RDX: 0000000000000000 RSI: 00007ffe7b164df0 RDI: 0000000000000005
[   26.995315][  T497] RBP: 00007ffe7b164d50 R08: 0000000000000000 R09: 0000000000000000
[   26.995518][  T497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   26.995709][  T497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7b1654c0
| [   26.997770][  T383] ------------[ cut here ]------------
| [   26.997905][  T383] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/383
| [   26.998152][  T383] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   26.998714][  T383] Tainted: [W]=WARN
[   26.998804][  T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.998955][  T383] Workqueue: events_unbound linkwatch_event
[   26.999110][  T383] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.999267][  T383] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.999705][  T383] RSP: 0018:ffa00000007179e0 EFLAGS: 00010286
[   26.999861][  T383] RAX: 00000000ffffffa6 RBX: ff110000133cb1c0 RCX: 1ff40000000e2f02
[   27.000044][  T383] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cb27c
[   27.000221][  T383] RBP: ff1100000e394000 R08: 1fe2200002679651 R09: ff1100000f8951a8
[   27.000408][  T383] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   27.000589][  T383] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.000766][  T383] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   27.000972][  T383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.001123][  T383] CR2: 000056173b1eed98 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   27.001304][  T383] PKRU: 55555554
[   27.001407][  T383] Call Trace:
[   27.001498][  T383]  <TASK>
[   27.001561][  T383]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.001682][  T383]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.001809][  T383]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.001901][  T383]  netif_state_change (net/core/dev.c:1605)
[   27.002024][  T383]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.002175][  T383]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.002299][  T383]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.002428][  T383]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.002550][  T383]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.002669][  T383]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   27.002794][  T383]  process_one_work (kernel/workqueue.c:3314)
[   27.002919][  T383]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.003040][  T383]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.003166][  T383]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.003287][  T383]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.003417][  T383]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   27.003537][  T383]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.003656][  T383]  kthread (kernel/kthread.c:436)
[   27.003745][  T383]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.003900][  T383]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.004019][  T383]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.004140][  T383]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.004287][  T383]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.004417][  T383]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.004536][  T383]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.006183][  T383] ------------[ cut here ]------------
| [   27.006299][  T383] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 2/383
| [   27.006619][  T383] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.007171][  T383] Tainted: [W]=WARN
[   27.007265][  T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.007431][  T383] Workqueue: events_unbound linkwatch_event
[   27.007588][  T383] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.007743][  T383] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.008170][  T383] RSP: 0018:ffa00000007179e0 EFLAGS: 00010286
[   27.008334][  T383] RAX: 00000000ffffffa6 RBX: ff110000133cb700 RCX: 1ff40000000e2f02
[   27.008705][  T383] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cb7bc
[   27.008885][  T383] RBP: ff1100000e391000 R08: 1fe22000026796f9 R09: ff1100000f8951a8
[   27.009075][  T383] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   27.009250][  T383] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.009447][  T383] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   27.009656][  T383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.009808][  T383] CR2: 000056173b1eed98 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   27.009988][  T383] PKRU: 55555554
[   27.010078][  T383] Call Trace:
[   27.010167][  T383]  <TASK>
[   27.010228][  T383]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.010357][  T383]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.010477][  T383]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.010567][  T383]  netif_state_change (net/core/dev.c:1605)
[   27.010687][  T383]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.010836][  T383]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.010954][  T383]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.011075][  T383]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.011200][  T383]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.011318][  T383]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   27.011450][  T383]  process_one_work (kernel/workqueue.c:3314)
[   27.011573][  T383]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.011692][  T383]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.011814][  T383]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.011934][  T383]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.012145][  T383]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   27.012268][  T383]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.012472][  T383]  kthread (kernel/kthread.c:436)
[   27.012638][  T383]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.012788][  T383]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.012906][  T383]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.013026][  T383]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.013320][  T383]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.013455][  T383]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.013572][  T383]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.137944][  T500] ------------[ cut here ]------------
| [   27.138125][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/500
| [   27.138677][  T500] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.139277][  T500] Tainted: [W]=WARN
[   27.139444][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.139616][  T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.139796][  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
[   27.140355][  T500] RSP: 0018:ffa00000004e6e90 EFLAGS: 00010286
[   27.140532][  T500] RAX: 00000000ffffffa6 RBX: ff1100000d4011c0 RCX: 1ff400000009cd98
[   27.140741][  T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d40127c
[   27.140945][  T500] RBP: ff1100000e391000 R08: 1fe2200001a80251 R09: ff1100000a080b58
[   27.141151][  T500] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   27.141424][  T500] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   27.141630][  T500] FS:  00007f7f8b2e5840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   27.141870][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.142043][  T500] CR2: 000000001eba43b8 CR3: 0000000009300001 CR4: 0000000000771ef0
[   27.142249][  T500] PKRU: 55555554
[   27.142413][  T500] Call Trace:
[   27.142517][  T500]  <TASK>
[   27.142587][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.142725][  T500]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.142860][  T500]  notifier_call_chain (kernel/notifier.c:85)
[   27.143000][  T500]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   27.143138][  T500]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   27.143308][  T500]  veth_xdp_set (drivers/net/veth.c:1638)
[   27.143516][  T500]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   27.143652][  T500]  dev_xdp_install (net/core/dev.c:10348)
[   27.143788][  T500]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   27.143928][  T500]  dev_xdp_attach (net/core/dev.c:10504)
[   27.144066][  T500]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   27.144205][  T500]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   27.144514][  T500]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   27.144652][  T500]  dev_change_xdp_fd (net/core/dev.c:10759)
[   27.144789][  T500]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   27.144926][  T500]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.145063][  T500]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.145232][  T500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.145542][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.145679][  T500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.145814][  T500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.145953][  T500]  ? __kernel_text_address (kernel/extable.c:79)
[   27.146091][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.146232][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.146501][  T500]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.146640][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.146775][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.146912][  T500]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.147051][  T500]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.147188][  T500]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.147324][  T500]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.147586][  T500]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.147721][  T500]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.147861][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.148000][  T500]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.148138][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.148273][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.148927][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.149065][  T500]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.149201][  T500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.149478][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.149617][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.149752][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.149888][  T500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.150025][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.150163][  T500]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.150300][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.150571][  T500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.150708][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.150846][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.150981][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.151116][  T500]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.151253][  T500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.151490][  T500]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.151629][  T500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.151767][  T500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.151906][  T500]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.152044][  T500]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.152180][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.152318][  T500]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.152515][  T500]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.152652][  T500]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.152790][  T500]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.152926][  T500]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.153066][  T500]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.153237][  T500]  ? move_addr_to_kernel (net/socket.c:258)
[   27.153437][  T500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.153574][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.153712][  T500]  ___sys_sendmsg (net/socket.c:2752)
[   27.153847][  T500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.154018][  T500]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.154166][  T500]  __sys_sendmsg (net/socket.c:2784)
[   27.154304][  T500]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.154507][  T500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.154680][  T500]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.154819][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.154956][  T500]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.155092][  T500]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.155230][  T500]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.155431][  T500]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.155601][  T500] RIP: 0033:0x7f7f8b51f08e
[   27.155746][  T500] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.156232][  T500] RSP: 002b:00007ffec951bb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.156504][  T500] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f7f8b51f08e
[   27.156711][  T500] RDX: 0000000000000000 RSI: 00007ffec951bc10 RDI: 0000000000000005
[   27.156913][  T500] RBP: 00007ffec951bb70 R08: 0000000000000000 R09: 0000000000000000
[   27.157120][  T500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   27.157324][  T500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec951c2e0
| [   27.172787][  T500] ------------[ cut here ]------------
| [   27.172969][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/500
| [   27.173239][  T500] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.173917][  T500] Tainted: [W]=WARN
[   27.174068][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.174277][  T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.174527][  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
[   27.175035][  T500] RSP: 0018:ffa00000004e70a0 EFLAGS: 00010286
[   27.175249][  T500] RAX: 00000000ffffffa6 RBX: ff110000096f4c80 RCX: 1ff400000009cdda
[   27.175508][  T500] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000096f4d3c
[   27.175752][  T500] RBP: ff1100000e394000 R08: 1fe22000012de9a9 R09: ff1100000a080b58
[   27.175993][  T500] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   27.176236][  T500] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000512c764
[   27.176562][  T500] FS:  00007f7f8b2e5840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   27.176851][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.177061][  T500] CR2: 000055a831a8c6c0 CR3: 0000000009300005 CR4: 0000000000771ef0
[   27.177304][  T500] PKRU: 55555554
[   27.177477][  T500] Call Trace:
[   27.177622][  T500]  <TASK>
[   27.177738][  T500]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.177927][  T500]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.178107][  T500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.178256][  T500]  netif_state_change (net/core/dev.c:1605)
[   27.178453][  T500]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.178663][  T500]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   27.178847][  T500]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   27.179028][  T500]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.179208][  T500]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.179437][  T500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.179614][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.179807][  T500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.179988][  T500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.180167][  T500]  ? __kernel_text_address (kernel/extable.c:79)
[   27.180395][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.180638][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.180821][  T500]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.180997][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.181174][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.181381][  T500]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.181607][  T500]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.181851][  T500]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.182100][  T500]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.182374][  T500]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.182627][  T500]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.182876][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.183059][  T500]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.183241][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.183445][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.183628][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.183806][  T500]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.183982][  T500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.184163][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.184361][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.184540][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.184721][  T500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.184901][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.185082][  T500]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.185261][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.185461][  T500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.185641][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.185822][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.185998][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.186182][  T500]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.186380][  T500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.186562][  T500]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.186746][  T500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.186924][  T500]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.187107][  T500]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.187286][  T500]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.187489][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.187668][  T500]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.187847][  T500]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.188026][  T500]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.188204][  T500]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.188407][  T500]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.188586][  T500]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.188795][  T500]  ? move_addr_to_kernel (net/socket.c:258)
[   27.188976][  T500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.189154][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.189355][  T500]  ___sys_sendmsg (net/socket.c:2752)
[   27.189532][  T500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.189742][  T500]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.189932][  T500]  __sys_sendmsg (net/socket.c:2784)
[   27.190109][  T500]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.190289][  T500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.190528][  T500]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.190706][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.190886][  T500]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.191062][  T500]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.191240][  T500]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.191444][  T500]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.191657][  T500] RIP: 0033:0x7f7f8b51f08e
[   27.191842][  T500] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.192370][  T500] RSP: 002b:00007ffec951bb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.192614][  T500] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f7f8b51f08e
[   27.192858][  T500] RDX: 0000000000000000 RSI: 00007ffec951bc10 RDI: 0000000000000005
[   27.193099][  T500] RBP: 00007ffec951bb70 R08: 0000000000000000 R09: 0000000000000000
[   27.193357][  T500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   27.193598][  T500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec951c2e0
| [   27.252486][  T503] ------------[ cut here ]------------
| [   27.252679][  T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/503
| [   27.252969][  T503] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.253695][  T503] Tainted: [W]=WARN
[   27.253852][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.254075][  T503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.254308][  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
[   27.254879][  T503] RSP: 0018:ffa00000004e6fd0 EFLAGS: 00010286
[   27.255106][  T503] RAX: 00000000ffffffa6 RBX: ff110000133c9540 RCX: 1ff400000009cdc0
[   27.255985][  T503] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c95fc
[   27.256250][  T503] RBP: ff1100000fba2000 R08: 1fe22000026792c1 R09: ff1100000f915180
[   27.256590][  T503] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.256874][  T503] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fba2e44
[   27.257134][  T503] FS:  00007fbcd23a1840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   27.257452][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.257678][  T503] CR2: 00007fbcd259a460 CR3: 0000000008d2f002 CR4: 0000000000771ef0
[   27.257943][  T503] PKRU: 55555554
[   27.258096][  T503] Call Trace:
[   27.258249][  T503]  <TASK>
[   27.258392][  T503]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.258584][  T503]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   27.258778][  T503]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.258932][  T503]  ? 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))
[   27.259121][  T503]  __dev_notify_flags (net/core/dev.c:9787)
[   27.259314][  T503]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.259525][  T503]  ? netif_change_name (net/core/dev.c:1495)
[   27.259716][  T503]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.259908][  T503]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.260101][  T503] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   27.260295][  T503]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   27.260546][  T503] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   27.260789][  T503]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   27.261057][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   27.261301][  T503]  ? nla_strscpy (lib/nlattr.c:795)
[   27.261513][  T503]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.261706][  T503]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.261895][  T503]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.262093][  T503]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.262295][  T503]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.262509][  T503]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.262701][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.262890][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.263080][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.263267][  T503]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.263478][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.263672][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.263864][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.264053][  T503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.264242][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.264461][  T503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.264649][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.264841][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.265029][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.265224][  T503]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.265431][  T503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.265621][  T503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.265816][  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))
[   27.266004][  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))
[   27.266197][  T503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.266409][  T503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.266599][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.266795][  T503]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.266987][  T503]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.267178][  T503]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.267389][  T503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.267582][  T503]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.267771][  T503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.267992][  T503]  ? move_addr_to_kernel (net/socket.c:258)
[   27.268190][  T503]  ___sys_sendmsg (net/socket.c:2752)
[   27.268408][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.268605][  T503]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.268804][  T503]  ? 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))
[   27.268994][  T503]  __sys_sendmsg (net/socket.c:2784)
[   27.269184][  T503]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.269394][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.269588][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.269779][  T503]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.269988][  T503]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.270181][  T503]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.270391][  T503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.270616][  T503] RIP: 0033:0x7fbcd25db08e
[   27.270811][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.271385][  T503] RSP: 002b:00007ffff6549550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.271646][  T503] RAX: ffffffffffffffda RBX: 00007ffff6549d00 RCX: 00007fbcd25db08e
[   27.271903][  T503] RDX: 0000000000000000 RSI: 00007ffff6549600 RDI: 0000000000000005
[   27.272163][  T503] RBP: 00007ffff6549560 R08: 0000000000000000 R09: 0000000000000000
[   27.272440][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   27.272697][  T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff6549cd0
| [   27.303065][  T504] ------------[ cut here ]------------
| [   27.303211][  T504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/504
| [   27.304013][  T504] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.304669][  T504] Tainted: [W]=WARN
[   27.304767][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.304931][  T504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.305105][  T504] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.305640][  T504] RSP: 0018:ffa00000006e7020 EFLAGS: 00010286
[   27.305806][  T504] RAX: 00000000ffffffa6 RBX: ff1100000d401a80 RCX: 1ff40000000dcdca
[   27.306004][  T504] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d401b3c
[   27.306202][  T504] RBP: ff1100000fba2000 R08: 1fe2200001a80369 R09: ff1100000f912e58
[   27.306409][  T504] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   27.306604][  T504] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.306803][  T504] FS:  00007effc428a840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   27.307035][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.307201][  T504] CR2: 0000000015f2d988 CR3: 0000000014ae6004 CR4: 0000000000771ef0
[   27.307409][  T504] PKRU: 55555554
[   27.307506][  T504] Call Trace:
[   27.307604][  T504]  <TASK>
[   27.307673][  T504]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.307812][  T504]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.307914][  T504]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.308045][  T504]  __dev_notify_flags (net/core/dev.c:9787)
[   27.308182][  T504]  ? netif_change_name (net/core/dev.c:1495)
[   27.308317][  T504]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.308456][  T504]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.308587][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.308720][  T504]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.308854][  T504]  netif_change_flags (net/core/dev.c:9820)
[   27.308989][  T504]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.309122][  T504]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.309255][  T504]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.309399][  T504]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.309562][  T504]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.309696][  T504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.309825][  T504]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.309956][  T504]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.310088][  T504]  ? __kernel_text_address (kernel/extable.c:79)
[   27.310220][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.310364][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.310494][  T504]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.310628][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.310760][  T504]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.310889][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.311020][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.311150][  T504]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.311282][  T504]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.311422][  T504]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.311554][  T504]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.311687][  T504]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.311821][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.311956][  T504]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.312088][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.312219][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.312356][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.312486][  T504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.312616][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.312752][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.312882][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.313010][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.313146][  T504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.313278][  T504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.313420][  T504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.313549][  T504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.313681][  T504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.313809][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.313943][  T504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.314073][  T504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.314206][  T504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.314347][  T504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.314480][  T504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.314617][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.314750][  T504]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.314882][  T504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.315014][  T504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.315147][  T504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.315279][  T504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.315423][  T504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.315554][  T504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.315688][  T504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.315817][  T504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.315947][  T504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.316108][  T504]  ? move_addr_to_kernel (net/socket.c:258)
[   27.316239][  T504]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.316379][  T504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.316511][  T504]  ___sys_sendmsg (net/socket.c:2752)
[   27.316646][  T504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.316809][  T504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.316950][  T504]  __sys_sendmsg (net/socket.c:2784)
[   27.317081][  T504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.317210][  T504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.317384][  T504]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.317515][  T504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.317648][  T504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.317780][  T504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.317912][  T504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.318044][  T504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.318207][  T504] RIP: 0033:0x7effc44c408e
[   27.318355][  T504] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.318823][  T504] RSP: 002b:00007ffe378c96a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.319020][  T504] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007effc44c408e
[   27.319217][  T504] RDX: 0000000000000000 RSI: 00007ffe378c9750 RDI: 0000000000000005
[   27.319423][  T504] RBP: 00007ffe378c96b0 R08: 0000000000000000 R09: 0000000000000000
[   27.319624][  T504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   27.319820][  T504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe378c9e20
| [   27.416575][  T507] ------------[ cut here ]------------
| [   27.416739][  T507] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/507
| [   27.416983][  T507] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.417602][  T507] Tainted: [W]=WARN
[   27.417709][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.417885][  T507] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.418066][  T507] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.418576][  T507] RSP: 0018:ffa0000000766fd0 EFLAGS: 00010286
[   27.418752][  T507] RAX: 00000000ffffffa6 RBX: ff110000176923c0 RCX: 1ff40000000ecdc0
[   27.418960][  T507] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001769247c
[   27.419169][  T507] RBP: ff1100000ed72000 R08: 1fe2200002ed2491 R09: ff1100000f908b80
[   27.419387][  T507] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   27.419597][  T507] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed72e44
[   27.419807][  T507] FS:  00007f6984215840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   27.420054][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.420230][  T507] CR2: 00007f698440e460 CR3: 00000000173e4005 CR4: 0000000000771ef0
[   27.420452][  T507] PKRU: 55555554
[   27.420556][  T507] Call Trace:
[   27.420661][  T507]  <TASK>
[   27.420734][  T507]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.420876][  T507]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   27.421021][  T507]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.421128][  T507]  ? 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))
[   27.421272][  T507]  __dev_notify_flags (net/core/dev.c:9787)
[   27.421422][  T507]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.421564][  T507]  ? netif_change_name (net/core/dev.c:1495)
[   27.421705][  T507]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.421852][  T507]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.421993][  T507] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   27.422137][  T507]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   27.422280][  T507] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   27.422435][  T507]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   27.422579][  T507]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   27.422721][  T507]  ? nla_strscpy (lib/nlattr.c:795)
[   27.422862][  T507]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.423003][  T507]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.423143][  T507]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.423284][  T507]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.423441][  T507]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.423585][  T507]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.423727][  T507]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.423868][  T507]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.424007][  T507]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.424147][  T507]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.424286][  T507]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.424440][  T507]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.424580][  T507]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.424720][  T507]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.424860][  T507]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.424999][  T507]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.425139][  T507]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.425279][  T507]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.425427][  T507]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.425567][  T507]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.425708][  T507]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.425850][  T507]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.425993][  T507]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.426132][  T507]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.426274][  T507]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.426426][  T507]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.426567][  T507]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.426708][  T507]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.426850][  T507]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.426992][  T507]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.427135][  T507]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.427277][  T507]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.427426][  T507]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.427599][  T507]  ? move_addr_to_kernel (net/socket.c:258)
[   27.427745][  T507]  ___sys_sendmsg (net/socket.c:2752)
[   27.427886][  T507]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.428026][  T507]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.428176][  T507]  ? 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))
[   27.428321][  T507]  __sys_sendmsg (net/socket.c:2784)
[   27.428472][  T507]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.428616][  T507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.428758][  T507]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.428900][  T507]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.429042][  T507]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.429186][  T507]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.429333][  T507]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.429516][  T507] RIP: 0033:0x7f698444f08e
[   27.429665][  T507] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.430168][  T507] RSP: 002b:00007ffeabc1de40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.430392][  T507] RAX: ffffffffffffffda RBX: 00007ffeabc1e5f0 RCX: 00007f698444f08e
[   27.430603][  T507] RDX: 0000000000000000 RSI: 00007ffeabc1def0 RDI: 0000000000000005
[   27.430815][  T507] RBP: 00007ffeabc1de50 R08: 0000000000000000 R09: 0000000000000000
[   27.431025][  T507] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   27.431238][  T507] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeabc1e5c0
| [   27.463361][  T508] ------------[ cut here ]------------
| [   27.463511][  T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/508
| [   27.463741][  T508] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.464320][  T508] Tainted: [W]=WARN
[   27.464433][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.464599][  T508] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.464772][  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
[   27.465243][  T508] RSP: 0018:ffa0000000777020 EFLAGS: 00010286
[   27.465420][  T508] RAX: 00000000ffffffa6 RBX: ff11000017426740 RCX: 1ff40000000eedca
[   27.465617][  T508] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174267fc
[   27.465816][  T508] RBP: ff1100000ed72000 R08: 1fe2200002e84d01 R09: ff1100000f90d158
[   27.466012][  T508] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   27.466208][  T508] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.466417][  T508] FS:  00007f51ec9f6840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   27.466648][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.466814][  T508] CR2: 000000002b0dd988 CR3: 000000000a94c002 CR4: 0000000000771ef0
[   27.467015][  T508] PKRU: 55555554
[   27.467114][  T508] Call Trace:
[   27.467213][  T508]  <TASK>
[   27.467281][  T508]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.468107][  T508]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.468210][  T508]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.468382][  T508]  __dev_notify_flags (net/core/dev.c:9787)
[   27.468516][  T508]  ? netif_change_name (net/core/dev.c:1495)
[   27.468672][  T508]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.468805][  T508]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.468936][  T508]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.469070][  T508]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.469206][  T508]  netif_change_flags (net/core/dev.c:9820)
[   27.469351][  T508]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.469484][  T508]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.469623][  T508]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.469756][  T508]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.469921][  T508]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.470053][  T508]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.470189][  T508]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.470321][  T508]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.470464][  T508]  ? __kernel_text_address (kernel/extable.c:79)
[   27.470597][  T508]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.470733][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.470866][  T508]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.471001][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.471137][  T508]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.471269][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.471410][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.471543][  T508]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.471676][  T508]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.471809][  T508]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.471941][  T508]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.472075][  T508]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.472212][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.472360][  T508]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.472494][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.472626][  T508]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.472760][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.472893][  T508]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.473022][  T508]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.473159][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.473291][  T508]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.473434][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.473566][  T508]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.473699][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.473833][  T508]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.473965][  T508]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.474097][  T508]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.474230][  T508]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.474374][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.474506][  T508]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.474639][  T508]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.474772][  T508]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.474905][  T508]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.475042][  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))
[   27.475174][  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))
[   27.475309][  T508]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.475452][  T508]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.475585][  T508]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.475721][  T508]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.475857][  T508]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.475991][  T508]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.476127][  T508]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.476260][  T508]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.476404][  T508]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.476568][  T508]  ? move_addr_to_kernel (net/socket.c:258)
[   27.476702][  T508]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.476835][  T508]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.476968][  T508]  ___sys_sendmsg (net/socket.c:2752)
[   27.477100][  T508]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.477267][  T508]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.477420][  T508]  __sys_sendmsg (net/socket.c:2784)
[   27.477551][  T508]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.477684][  T508]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.477852][  T508]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.477985][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.478119][  T508]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.478254][  T508]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.478393][  T508]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.478525][  T508]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.478688][  T508] RIP: 0033:0x7f51ecc3008e
[   27.478828][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.479298][  T508] RSP: 002b:00007fff584978c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.479510][  T508] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f51ecc3008e
[   27.479708][  T508] RDX: 0000000000000000 RSI: 00007fff58497970 RDI: 0000000000000005
[   27.479906][  T508] RBP: 00007fff584978d0 R08: 0000000000000000 R09: 0000000000000000
[   27.480104][  T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   27.480303][  T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff58498040
| [   27.564726][  T511] ------------[ cut here ]------------
| [   27.564933][  T511] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/511
| [   27.565235][  T511] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.565986][  T511] Tainted: [W]=WARN
[   27.566143][  T511] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.566392][  T511] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.566628][  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
[   27.567204][  T511] RSP: 0018:ffa00000007b6fd0 EFLAGS: 00010286
[   27.567531][  T511] RAX: 00000000ffffffa6 RBX: ff1100000a256040 RCX: 1ff40000000f6dc0
[   27.567872][  T511] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2560fc
[   27.568205][  T511] RBP: ff1100000f7aa000 R08: 1fe220000144ac21 R09: ff1100000a83ae80
[   27.568645][  T511] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.568981][  T511] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7aae44
[   27.569315][  T511] FS:  00007f5837f4f840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   27.569630][  T511] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.569856][  T511] CR2: 00007f5838229cb0 CR3: 0000000015bf2001 CR4: 0000000000771ef0
[   27.570120][  T511] PKRU: 55555554
[   27.570276][  T511] Call Trace:
[   27.570456][  T511]  <TASK>
[   27.570579][  T511]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.570772][  T511]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   27.570967][  T511]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.571174][  T511]  ? 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))
[   27.571392][  T511]  __dev_notify_flags (net/core/dev.c:9787)
[   27.571609][  T511]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.571802][  T511]  ? netif_change_name (net/core/dev.c:1495)
[   27.571995][  T511]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.572189][  T511]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.572401][  T511] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   27.572601][  T511]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   27.572802][  T511] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   27.572997][  T511]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   27.573193][  T511]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   27.573415][  T511]  ? nla_strscpy (lib/nlattr.c:795)
[   27.573612][  T511]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.573842][  T511]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.574040][  T511]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.574235][  T511]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.574462][  T511]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.574663][  T511]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.574870][  T511]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.575058][  T511]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.575249][  T511]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.575458][  T511]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.575648][  T511]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.575846][  T511]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.576039][  T511]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.576229][  T511]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.576442][  T511]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.576788][  T511]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.576999][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.577196][  T511]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.577411][  T511]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.577615][  T511]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.577810][  T511]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.578007][  T511]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.578207][  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))
[   27.578422][  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))
[   27.578624][  T511]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.578823][  T511]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.579025][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.579223][  T511]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.579445][  T511]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.579646][  T511]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.579845][  T511]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.580045][  T511]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.580241][  T511]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.580491][  T511]  ? move_addr_to_kernel (net/socket.c:258)
[   27.580695][  T511]  ___sys_sendmsg (net/socket.c:2752)
[   27.580889][  T511]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.581087][  T511]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.581292][  T511]  ? 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))
[   27.581509][  T511]  __sys_sendmsg (net/socket.c:2784)
[   27.581708][  T511]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.581909][  T511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.582108][  T511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.582304][  T511]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.582555][  T511]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.582752][  T511]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.582950][  T511]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.583179][  T511] RIP: 0033:0x7f583818908e
[   27.583429][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.583997][  T511] RSP: 002b:00007fff6b5268e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.584266][  T511] RAX: ffffffffffffffda RBX: 00007fff6b527090 RCX: 00007f583818908e
[   27.584554][  T511] RDX: 0000000000000000 RSI: 00007fff6b526990 RDI: 0000000000000005
[   27.584823][  T511] RBP: 00007fff6b5268f0 R08: 0000000000000000 R09: 0000000000000000
[   27.585093][  T511] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   27.585380][  T511] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6b527060
| [   27.623962][  T512] ------------[ cut here ]------------
| [   27.624129][  T512] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/512
| [   27.624392][  T512] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.624994][  T512] Tainted: [W]=WARN
[   27.625102][  T512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.625277][  T512] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.625467][  T512] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.625957][  T512] RSP: 0018:ffa00000007b7020 EFLAGS: 00010286
[   27.626134][  T512] RAX: 00000000ffffffa6 RBX: ff110000020dc740 RCX: 1ff40000000f6dca
[   27.626360][  T512] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020dc7fc
[   27.626569][  T512] RBP: ff1100000f7aa000 R08: 1fe220000041b901 R09: ff1100000a83d158
[   27.626774][  T512] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   27.626977][  T512] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.627184][  T512] FS:  00007fdf8768d840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   27.627442][  T512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.627615][  T512] CR2: 0000000018d80988 CR3: 000000000e337004 CR4: 0000000000771ef0
[   27.627823][  T512] PKRU: 55555554
[   27.627927][  T512] Call Trace:
[   27.628032][  T512]  <TASK>
[   27.628104][  T512]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.628244][  T512]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.628363][  T512]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.628503][  T512]  __dev_notify_flags (net/core/dev.c:9787)
[   27.628642][  T512]  ? netif_change_name (net/core/dev.c:1495)
[   27.628781][  T512]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.628920][  T512]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.629057][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.629196][  T512]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.629349][  T512]  netif_change_flags (net/core/dev.c:9820)
[   27.629487][  T512]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.629625][  T512]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.629766][  T512]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.629906][  T512]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.630077][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.630218][  T512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.630368][  T512]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.630508][  T512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.630648][  T512]  ? __kernel_text_address (kernel/extable.c:79)
[   27.630797][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.630936][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.631073][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.631213][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.631429][  T512]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.631568][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.631703][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.631841][  T512]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.631981][  T512]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.632118][  T512]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.632254][  T512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.632489][  T512]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.632631][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.632771][  T512]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.632911][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.633048][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.633188][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.633326][  T512]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.633525][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.633669][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.633807][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.633944][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.634082][  T512]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.634222][  T512]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.634447][  T512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.634586][  T512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.634726][  T512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.634861][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.635027][  T512]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.635158][  T512]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.635292][  T512]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.635509][  T512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.635642][  T512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.635778][  T512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.635911][  T512]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.636046][  T512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.636180][  T512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.636315][  T512]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.636561][  T512]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.636698][  T512]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.636831][  T512]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.636967][  T512]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.637104][  T512]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.637237][  T512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.637419][  T512]  ? move_addr_to_kernel (net/socket.c:258)
[   27.637554][  T512]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.637688][  T512]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.637823][  T512]  ___sys_sendmsg (net/socket.c:2752)
[   27.637974][  T512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.638149][  T512]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.638300][  T512]  __sys_sendmsg (net/socket.c:2784)
[   27.638452][  T512]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.638591][  T512]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.638765][  T512]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.638903][  T512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.639043][  T512]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.639182][  T512]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.639320][  T512]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.639469][  T512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.639641][  T512] RIP: 0033:0x7fdf878c708e
[   27.639786][  T512] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.640280][  T512] RSP: 002b:00007ffe94984e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.640490][  T512] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdf878c708e
[   27.640690][  T512] RDX: 0000000000000000 RSI: 00007ffe94984ec0 RDI: 0000000000000005
[   27.640888][  T512] RBP: 00007ffe94984e20 R08: 0000000000000000 R09: 0000000000000000
[   27.641091][  T512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   27.641290][  T512] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe94985590
| [   27.724276][  T515] ------------[ cut here ]------------
| [   27.724467][  T515] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/515
| [   27.724727][  T515] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.725388][  T515] Tainted: [W]=WARN
[   27.725501][  T515] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.725687][  T515] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.725879][  T515] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.726413][  T515] RSP: 0018:ffa0000000856fd0 EFLAGS: 00010286
[   27.726600][  T515] RAX: 00000000ffffffa6 RBX: ff1100001186f380 RCX: 1ff400000010adc0
[   27.726821][  T515] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186f43c
[   27.727045][  T515] RBP: ff1100000aa12000 R08: 1fe220000230de89 R09: ff1100000e2e8b80
[   27.727265][  T515] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   27.727497][  T515] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa12e44
[   27.727719][  T515] FS:  00007fbcd78a7840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   27.727982][  T515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.728167][  T515] CR2: 00007fbcd7b81cb0 CR3: 0000000008d15006 CR4: 0000000000771ef0
[   27.728397][  T515] PKRU: 55555554
[   27.728509][  T515] Call Trace:
[   27.728620][  T515]  <TASK>
[   27.728696][  T515]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.728847][  T515]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   27.729003][  T515]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.729116][  T515]  ? 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))
[   27.729267][  T515]  __dev_notify_flags (net/core/dev.c:9787)
[   27.729433][  T515]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.729582][  T515]  ? netif_change_name (net/core/dev.c:1495)
[   27.729732][  T515]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.729884][  T515]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.730037][  T515] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   27.730189][  T515]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   27.730353][  T515] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   27.730505][  T515]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   27.730658][  T515]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   27.730807][  T515]  ? nla_strscpy (lib/nlattr.c:795)
[   27.730957][  T515]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.731108][  T515]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.731256][  T515]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.731415][  T515]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.731569][  T515]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.731720][  T515]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.731870][  T515]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.732018][  T515]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.732165][  T515]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.732315][  T515]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.732472][  T515]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.732624][  T515]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.732772][  T515]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.732920][  T515]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.733067][  T515]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.733216][  T515]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.733377][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.733527][  T515]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.733675][  T515]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.733822][  T515]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.733970][  T515]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.734118][  T515]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.734269][  T515]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.734424][  T515]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.734578][  T515]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.734727][  T515]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.734876][  T515]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.735024][  T515]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.735174][  T515]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.735352][  T515]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.735503][  T515]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.735647][  T515]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.735794][  T515]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.735973][  T515]  ? move_addr_to_kernel (net/socket.c:258)
[   27.736121][  T515]  ___sys_sendmsg (net/socket.c:2752)
[   27.736264][  T515]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.736417][  T515]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.736586][  T515]  ? 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))
[   27.736737][  T515]  __sys_sendmsg (net/socket.c:2784)
[   27.736884][  T515]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.737035][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.737181][  T515]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.737327][  T515]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.737486][  T515]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.737632][  T515]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.737779][  T515]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.737965][  T515] RIP: 0033:0x7fbcd7ae108e
[   27.738119][  T515] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.738651][  T515] RSP: 002b:00007fff844d69c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.738872][  T515] RAX: ffffffffffffffda RBX: 00007fff844d7170 RCX: 00007fbcd7ae108e
[   27.739094][  T515] RDX: 0000000000000000 RSI: 00007fff844d6a70 RDI: 0000000000000005
[   27.739312][  T515] RBP: 00007fff844d69d0 R08: 0000000000000000 R09: 0000000000000000
[   27.739543][  T515] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e470
[   27.739764][  T515] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff844d7140
| [   27.773524][  T516] ------------[ cut here ]------------
| [   27.773720][  T516] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/516
| [   27.774007][  T516] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   27.774709][  T516] Tainted: [W]=WARN
[   27.774860][  T516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.775080][  T516] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.775305][  T516] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.776283][  T516] RSP: 0018:ffa0000000867020 EFLAGS: 00010286
[   27.776525][  T516] RAX: 00000000ffffffa6 RBX: ff11000012434ac0 RCX: 1ff400000010cdca
[   27.776776][  T516] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012434b7c
[   27.777020][  T516] RBP: ff1100000aa12000 R08: 1fe2200002486971 R09: ff1100000e2eae58
[   27.777263][  T516] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   27.777528][  T516] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.777776][  T516] FS:  00007f91a6a02840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   27.778055][  T516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.778268][  T516] CR2: 00007f91a6cd21a0 CR3: 000000001745f006 CR4: 0000000000771ef0
[   27.778533][  T516] PKRU: 55555554
[   27.778679][  T516] Call Trace:
[   27.778826][  T516]  <TASK>
[   27.778946][  T516]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.779130][  T516]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.779278][  T516]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.779477][  T516]  __dev_notify_flags (net/core/dev.c:9787)
[   27.779662][  T516]  ? netif_change_name (net/core/dev.c:1495)
[   27.779844][  T516]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.780024][  T516]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.780206][  T516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.780410][  T516]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.780594][  T516]  netif_change_flags (net/core/dev.c:9820)
[   27.780776][  T516]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.780959][  T516]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.781143][  T516]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.781324][  T516]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.781563][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.781745][  T516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.781926][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.782107][  T516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.782289][  T516]  ? __kernel_text_address (kernel/extable.c:79)
[   27.782492][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.782678][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.782859][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.783042][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.783223][  T516]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.783422][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.783603][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.783784][  T516]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.783967][  T516]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.784151][  T516]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.784355][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.784539][  T516]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.784723][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.784906][  T516]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.785119][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.785297][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.785497][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.785679][  T516]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.785857][  T516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.786039][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.786216][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.786420][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.786602][  T516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.786782][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.786965][  T516]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.787144][  T516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.787323][  T516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.787522][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.787705][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.787881][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.788061][  T516]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.788242][  T516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.788447][  T516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.788629][  T516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   27.788808][  T516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   27.788990][  T516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.789173][  T516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.789373][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.789556][  T516]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.789737][  T516]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.789921][  T516]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.790101][  T516]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.790282][  T516]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.790484][  T516]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.790696][  T516]  ? move_addr_to_kernel (net/socket.c:258)
[   27.790875][  T516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.791058][  T516]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.791243][  T516]  ___sys_sendmsg (net/socket.c:2752)
[   27.791443][  T516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.791654][  T516]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.791846][  T516]  __sys_sendmsg (net/socket.c:2784)
[   27.792029][  T516]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.792206][  T516]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.792441][  T516]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.792625][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.792806][  T516]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.792987][  T516]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.793166][  T516]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.793368][  T516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.793582][  T516] RIP: 0033:0x7f91a6c3c08e
[   27.793768][  T516] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.794290][  T516] RSP: 002b:00007ffe701aa6a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.794553][  T516] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f91a6c3c08e
[   27.794794][  T516] RDX: 0000000000000000 RSI: 00007ffe701aa750 RDI: 0000000000000005
[   27.795042][  T516] RBP: 00007ffe701aa6b0 R08: 0000000000000000 R09: 0000000000000000
[   27.795289][  T516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e471
[   27.795552][  T516] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe701aae20
| [   28.027723][  T527] ------------[ cut here ]------------
| [   28.027902][  T527] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/527
| [   28.028176][  T527] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.028778][  T527] Tainted: [W]=WARN
[   28.028881][  T527] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.029049][  T527] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.029225][  T527] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.029721][  T527] RSP: 0018:ffa00000009974e8 EFLAGS: 00010286
[   28.029891][  T527] RAX: 00000000ffffffa6 RBX: ff110000118bfe00 RCX: 1ff4000000132e63
[   28.030093][  T527] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000118bfebc
[   28.030295][  T527] RBP: ff1100000e394000 R08: 1fe2200002317fd9 R09: ff1100000ec7ae80
[   28.030504][  T527] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.030702][  T527] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   28.030904][  T527] FS:  00007f8e7b256100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   28.031142][  T527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.031310][  T527] CR2: 00000000004d6034 CR3: 000000000e330003 CR4: 0000000000771ef0
[   28.031521][  T527] PKRU: 55555554
[   28.031621][  T527] Call Trace:
[   28.031722][  T527]  <TASK>
[   28.031793][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.031929][  T527]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.032068][  T527]  notifier_call_chain (kernel/notifier.c:85)
[   28.032206][  T527]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   28.032351][  T527]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   28.032488][  T527]  ethnl_set_features (net/ethtool/features.c:288)
[   28.032625][  T527]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.032762][  T527]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   28.032903][  T527]  ? __nla_validate_parse (lib/nlattr.c:635)
[   28.033041][  T527]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   28.033213][  T527]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   28.033359][  T527]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   28.033530][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.033668][  T527]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   28.033808][  T527]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.033947][  T527]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   28.034085][  T527]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   28.034255][  T527]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.034435][  T527]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   28.034572][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.034712][  T527]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   28.034852][  T527]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.034988][  T527]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   28.035126][  T527]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.035266][  T527]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.035411][  T527]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.035551][  T527]  genl_rcv (net/netlink/genetlink.c:1218)
[   28.035655][  T527]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.035794][  T527]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.035934][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.036073][  T527]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.036210][  T527]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.036356][  T527]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.036493][  T527]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.036630][  T527]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   28.036767][  T527]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   28.036916][  T527]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   28.037056][  T527]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.037225][  T527]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.037372][  T527]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   28.037509][  T527]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.037647][  T527]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.037781][  T527]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.037916][  T527]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.038084][  T527] RIP: 0033:0x7f8e7b2c708e
[   28.038226][  T527] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.038724][  T527] RSP: 002b:00007fffe9901450 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   28.038930][  T527] RAX: ffffffffffffffda RBX: 00000000164d5010 RCX: 00007f8e7b2c708e
[   28.039132][  T527] RDX: 0000000000000048 RSI: 00000000164d5120 RDI: 0000000000000005
[   28.039340][  T527] RBP: 00007fffe9901460 R08: 00007f8e7b455980 R09: 000000000000000c
[   28.039549][  T527] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000164d50b0
[   28.039754][  T527] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   28.074275][  T528] ------------[ cut here ]------------
| [   28.074487][  T528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/528
| [   28.074800][  T528] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.075504][  T528] Tainted: [W]=WARN
[   28.075652][  T528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.075867][  T528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.076089][  T528] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.076632][  T528] RSP: 0018:ffa00000009c74e8 EFLAGS: 00010286
[   28.076848][  T528] RAX: 00000000ffffffa6 RBX: ff1100000518a3c0 RCX: 1ff4000000138e63
[   28.077092][  T528] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000518a47c
[   28.077471][  T528] RBP: ff1100000e394000 R08: 1fe2200000a31491 R09: ff1100000d75ae80
[   28.077798][  T528] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   28.078097][  T528] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   28.078420][  T528] FS:  00007f1db34c5100(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.078782][  T528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.079076][  T528] CR2: 00000000004d6034 CR3: 0000000015be9005 CR4: 0000000000771ef0
[   28.079413][  T528] PKRU: 55555554
[   28.079661][  T528] Call Trace:
[   28.079880][  T528]  <TASK>
[   28.079994][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.080181][  T528]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.080388][  T528]  notifier_call_chain (kernel/notifier.c:85)
[   28.080578][  T528]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   28.080762][  T528]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   28.080946][  T528]  ethnl_set_features (net/ethtool/features.c:288)
[   28.081132][  T528]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.081313][  T528]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   28.081522][  T528]  ? __nla_validate_parse (lib/nlattr.c:635)
[   28.081710][  T528]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   28.081928][  T528]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   28.082111][  T528]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   28.082337][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.082533][  T528]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   28.082713][  T528]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.082903][  T528]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   28.083087][  T528]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   28.083300][  T528]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.083534][  T528]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   28.083717][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.083902][  T528]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   28.084085][  T528]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.084271][  T528]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   28.084477][  T528]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.084666][  T528]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   28.084846][  T528]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   28.085032][  T528]  genl_rcv (net/netlink/genetlink.c:1218)
[   28.085182][  T528]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.085386][  T528]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.085571][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.085757][  T528]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.085941][  T528]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.086124][  T528]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.086307][  T528]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.086512][  T528]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   28.086696][  T528]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   28.086890][  T528]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   28.087075][  T528]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.087290][  T528]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.087492][  T528]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   28.087673][  T528]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.087857][  T528]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.088039][  T528]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.088222][  T528]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.088458][  T528] RIP: 0033:0x7f1db353608e
[   28.088651][  T528] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   28.089172][  T528] RSP: 002b:00007ffd5b31fd60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   28.089442][  T528] RAX: ffffffffffffffda RBX: 000000001c70f010 RCX: 00007f1db353608e
[   28.089690][  T528] RDX: 0000000000000058 RSI: 000000001c70f120 RDI: 0000000000000005
[   28.089937][  T528] RBP: 00007ffd5b31fd70 R08: 00007f1db36c4980 R09: 000000000000000c
[   28.090183][  T528] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001c70f0b0
[   28.090450][  T528] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   28.628624][   T67] ------------[ cut here ]------------
| [   28.628790][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   28.629041][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.629664][   T67] Tainted: [W]=WARN
[   28.629758][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.629911][   T67] Workqueue: netns cleanup_net
[   28.630041][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.630198][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.630647][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   28.630801][   T67] RAX: 00000000ffffffa6 RBX: ff11000017696900 RCX: 1ff4000000090ec7
[   28.630986][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176969bc
[   28.631171][   T67] RBP: ff1100000f7aa000 R08: 1fe2200002ed2d39 R09: ff110000090f8bd0
[   28.631364][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   28.631545][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fba2000
[   28.631730][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   28.631942][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.632096][   T67] CR2: 00007fd0d4b73888 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   28.632280][   T67] PKRU: 55555554
[   28.632385][   T67] Call Trace:
[   28.632478][   T67]  <TASK>
[   28.632545][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.632671][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.632765][   T67]  netif_close_many (net/core/dev.c:1804)
[   28.632888][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   28.633012][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   28.633167][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   28.633317][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.633464][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.633614][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   28.633739][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   28.633863][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.633987][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.634106][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   28.634227][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.634359][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   28.634483][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.634603][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.634728][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.634850][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.634970][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.635097][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.635218][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.635353][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.635480][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.635601][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.635725][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.635850][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.635973][   T67]  kthread (kernel/kthread.c:436)
[   28.636067][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.636218][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.636350][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.636477][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.636629][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.636753][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.636874][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.639523][   T67] ------------[ cut here ]------------
| [   28.639658][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   28.639898][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.640530][   T67] Tainted: [W]=WARN
[   28.640638][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.640793][   T67] Workqueue: netns cleanup_net
[   28.640922][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.641082][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.641542][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   28.641700][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f04040 RCX: 1ff4000000090ec7
[   28.641880][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f040fc
[   28.642062][   T67] RBP: ff1100000fba2000 R08: 1fe2200000be0821 R09: ff110000090f8bd0
[   28.642243][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   28.642435][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   28.642619][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   28.642830][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.642984][   T67] CR2: 00007fd0d4b73888 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   28.643168][   T67] PKRU: 55555554
[   28.643263][   T67] Call Trace:
[   28.643446][   T67]  <TASK>
[   28.643511][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.643633][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.643755][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.643847][   T67]  netif_close_many (net/core/dev.c:1804)
[   28.644048][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   28.644170][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   28.644321][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   28.644562][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.644685][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.644839][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   28.644963][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   28.645166][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.645286][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.645414][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   28.645535][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.645734][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   28.645856][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.645975][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.646101][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.646300][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.646518][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.646645][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.646891][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.647018][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.647143][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.647267][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.647517][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.647645][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.647766][   T67]  kthread (kernel/kthread.c:436)
[   28.647857][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.648023][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.648156][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.648280][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.648491][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.648614][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.648735][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.651409][   T67] ------------[ cut here ]------------
| [   28.651581][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.651862][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.652522][   T67] Tainted: [W]=WARN
[   28.652657][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.652853][   T67] Workqueue: netns cleanup_net
[   28.653021][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.653231][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.653721][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   28.653915][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c6431c0 RCX: 1ff4000000090eed
[   28.654134][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c64327c
[   28.654373][   T67] RBP: ff1100000fffc000 R08: 1fe22000018c8651 R09: ff110000090f8bd0
[   28.654595][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.654819][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.655045][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.655299][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.655516][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.655739][   T67] PKRU: 55555554
[   28.655873][   T67] Call Trace:
[   28.656009][   T67]  <TASK>
[   28.656118][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.656319][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.656541][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   28.656707][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   28.656876][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.657041][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   28.657207][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.657394][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   28.657596][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.657760][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.657928][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.658097][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.658260][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.658450][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.658616][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.658783][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.658984][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.659149][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.659318][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.659510][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.659674][   T67]  kthread (kernel/kthread.c:436)
[   28.659882][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.660074][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.660239][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.660424][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.660621][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.660786][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.660952][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.663995][   T67] ------------[ cut here ]------------
| [   28.664159][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.664681][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.665311][   T67] Tainted: [W]=WARN
[   28.665467][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.665659][   T67] Workqueue: netns cleanup_net
[   28.665856][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.666059][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.666539][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   28.666765][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d400c80 RCX: 1ff4000000090eed
[   28.666989][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d400d3c
[   28.667211][   T67] RBP: ff1100000fa31000 R08: 1fe2200001a801a9 R09: ff110000090f8bd0
[   28.667450][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.667678][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.667901][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.668155][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.668368][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.668593][   T67] PKRU: 55555554
[   28.668727][   T67] Call Trace:
[   28.668861][   T67]  <TASK>
[   28.668969][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.669167][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.669374][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   28.669540][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   28.669707][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.669871][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   28.670039][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.670205][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   28.670392][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.670557][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.670727][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.670895][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.671060][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.671226][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.671411][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.671582][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.671752][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.671915][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.672085][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.672256][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.672446][   T67]  kthread (kernel/kthread.c:436)
[   28.672595][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.672790][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.672957][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.673122][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.673318][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.673503][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.673672][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.676794][   T67] ------------[ cut here ]------------
| [   28.676961][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.677238][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.678585][   T67] Tainted: [W]=WARN
[   28.678765][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.679004][   T67] Workqueue: netns cleanup_net
[   28.679218][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.679485][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.680005][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   28.680244][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d400740 RCX: 1ff4000000090eed
[   28.680527][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4007fc
[   28.680793][   T67] RBP: ff1100000bce4000 R08: 1fe2200001a80101 R09: ff110000090f8bd0
[   28.681062][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.681325][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.681612][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.681905][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.682216][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.682500][   T67] PKRU: 55555554
[   28.682675][   T67] Call Trace:
[   28.682926][   T67]  <TASK>
[   28.683081][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.683322][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.683580][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   28.683797][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   28.684037][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.684291][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   28.684584][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.684842][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   28.685098][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.685376][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.685545][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.685714][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.685877][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.686045][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.686209][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.686422][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.686590][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.686753][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.686926][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.687099][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.687261][   T67]  kthread (kernel/kthread.c:436)
[   28.687418][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.687685][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.687853][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.688093][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.688391][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.688556][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.688721][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.691538][   T67] ------------[ cut here ]------------
| [   28.691712][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.691986][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.692748][   T67] Tainted: [W]=WARN
[   28.693016][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.693292][   T67] Workqueue: netns cleanup_net
[   28.693574][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.693820][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.694328][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   28.694635][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d4018c0 RCX: 1ff4000000090eed
[   28.694895][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d40197c
[   28.695164][   T67] RBP: ff11000017669000 R08: 1fe2200001a80331 R09: ff110000090f8bd0
[   28.695447][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.695708][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.695973][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.696273][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.696526][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.696793][   T67] PKRU: 55555554
[   28.696969][   T67] Call Trace:
[   28.697146][   T67]  <TASK>
[   28.697298][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.697561][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.697796][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   28.698009][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   28.698220][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.698448][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   28.698659][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.698870][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   28.699113][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.699319][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.699555][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.699765][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.699972][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.700208][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.700480][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.700745][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.701005][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.701269][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.701547][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.701806][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.702059][   T67]  kthread (kernel/kthread.c:436)
[   28.702240][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.702449][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.702616][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.702787][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.703066][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.703232][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.703416][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.706134][   T67] ------------[ cut here ]------------
| [   28.706293][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.707057][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.707791][   T67] Tainted: [W]=WARN
[   28.707969][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.708208][   T67] Workqueue: netns cleanup_net
[   28.708440][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.708686][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.709186][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   28.709446][   T67] RAX: 00000000ffffffa6 RBX: ff110000133c8e40 RCX: 1ff4000000090eed
[   28.709709][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c8efc
[   28.709973][   T67] RBP: ff1100000e2fc000 R08: 1fe22000026791e1 R09: ff110000090f8bd0
[   28.710236][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.710518][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.710785][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.711086][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.711324][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.711612][   T67] PKRU: 55555554
[   28.711788][   T67] Call Trace:
[   28.711964][   T67]  <TASK>
[   28.712117][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.712380][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.712619][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   28.712825][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   28.713034][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.713240][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   28.713466][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.713674][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   28.713883][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.714141][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.714417][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.714685][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.714937][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.715190][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.715460][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.715715][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.715981][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.716143][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.716311][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.716498][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.716660][   T67]  kthread (kernel/kthread.c:436)
[   28.716794][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.716982][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.717144][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.717310][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.717520][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.717683][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.717846][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.720446][   T67] ------------[ cut here ]------------
| [   28.720606][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.720878][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.721593][   T67] Tainted: [W]=WARN
[   28.721772][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.722011][   T67] Workqueue: netns cleanup_net
[   28.722223][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.722488][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.722996][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   28.723233][   T67] RAX: 00000000ffffffa6 RBX: ff110000133c8c80 RCX: 1ff4000000090eed
[   28.723514][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c8d3c
[   28.723792][   T67] RBP: ff1100000f7aa000 R08: 1fe22000026791a9 R09: ff110000090f8bd0
[   28.724057][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.724321][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.724610][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.724907][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.725147][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.725430][   T67] PKRU: 55555554
[   28.725609][   T67] Call Trace:
[   28.725786][   T67]  <TASK>
[   28.725939][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.726184][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.726438][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   28.726648][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   28.726861][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.727067][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   28.727275][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.727508][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   28.727722][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.727926][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.728139][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.728366][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.728576][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.728784][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.728990][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.729199][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.729431][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.729646][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.729862][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.730074][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.730282][   T67]  kthread (kernel/kthread.c:436)
[   28.730484][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.730753][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.731005][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.731199][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.731410][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.731574][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.731740][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.734480][   T67] ------------[ cut here ]------------
| [   28.734639][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.734914][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.735673][   T67] Tainted: [W]=WARN
[   28.735898][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.736185][   T67] Workqueue: netns cleanup_net
[   28.736468][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.736761][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.737321][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   28.737590][   T67] RAX: 00000000ffffffa6 RBX: ff11000009121e00 RCX: 1ff4000000090eed
[   28.737857][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009121ebc
[   28.738125][   T67] RBP: ff1100000fba2000 R08: 1fe22000012243d9 R09: ff110000090f8bd0
[   28.738409][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.738688][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.738955][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.739255][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.739514][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.739783][   T67] PKRU: 55555554
[   28.739963][   T67] Call Trace:
[   28.740141][   T67]  <TASK>
[   28.740294][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.740561][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.740802][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   28.741010][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   28.741219][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.741447][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   28.741661][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.741873][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   28.742084][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.742291][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.742528][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.742739][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.742943][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.743154][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.743382][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.743594][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.743804][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.744012][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.744228][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.744463][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.744673][   T67]  kthread (kernel/kthread.c:436)
[   28.744853][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.745108][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.745320][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.745549][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.745796][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.746063][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.746323][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.762645][  T550] ------------[ cut here ]------------
| [   28.762795][  T550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/550
| [   28.763022][  T550] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.763674][  T550] Tainted: [W]=WARN
[   28.763777][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.763943][  T550] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.764119][  T550] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.764605][  T550] RSP: 0018:ffa0000000d1fa80 EFLAGS: 00010286
[   28.764774][  T550] RAX: 00000000ffffffa6 RBX: ff11000009121000 RCX: 1ff40000001a3f16
[   28.764968][  T550] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000091210bc
[   28.765167][  T550] RBP: ff110000091b4000 R08: 1fe2200001224219 R09: ff1100000e9a5180
[   28.765375][  T550] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.765576][  T550] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091b4000
[   28.765773][  T550] FS:  00007f82d5bc6840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   28.766004][  T550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.766168][  T550] CR2: 00007f82d5f3f493 CR3: 000000000c637002 CR4: 0000000000771ef0
[   28.766379][  T550] PKRU: 55555554
[   28.766479][  T550] Call Trace:
[   28.766576][  T550]  <TASK>
[   28.766644][  T550]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.766776][  T550]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.766909][  T550]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.767010][  T550]  register_netdevice (net/core/dev.c:11488)
[   28.767143][  T550]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   28.767307][  T550]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   28.767453][  T550]  register_netdev (net/core/dev.c:11552)
[   28.767584][  T550]  loopback_net_init (drivers/net/loopback.c:218)
[   28.767718][  T550]  ops_init (net/core/net_namespace.c:137)
[   28.767819][  T550]  setup_net (net/core/net_namespace.c:446)
[   28.767918][  T550]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   28.768049][  T550]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   28.768182][  T550]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   28.768314][  T550]  copy_net_ns (net/core/net_namespace.c:579)
[   28.768457][  T550]  create_new_namespaces (kernel/nsproxy.c:132)
[   28.768592][  T550]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   28.768725][  T550]  ksys_unshare (kernel/fork.c:3243)
[   28.768858][  T550]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.768991][  T550]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   28.769123][  T550]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   28.769257][  T550]  ? __ia32_sys_open (fs/open.c:1374)
[   28.769400][  T550]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   28.769530][  T550]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   28.769660][  T550]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.769792][  T550]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.769923][  T550]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.770056][  T550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.770221][  T550] RIP: 0033:0x7f82d5e88bcb
[   28.770371][  T550] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   28.770840][  T550] RSP: 002b:00007ffcf2ada878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   28.771041][  T550] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f82d5e88bcb
[   28.771237][  T550] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   28.771443][  T550] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   28.771639][  T550] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf2adcaa0
[   28.771838][  T550] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf2ade889
| [   28.773578][   T67] ------------[ cut here ]------------
| [   28.773747][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.774039][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.774720][   T67] Tainted: [W]=WARN
[   28.774864][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.775064][   T67] Workqueue: netns cleanup_net
[   28.775241][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.775470][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.775959][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   28.776161][   T67] RAX: 00000000ffffffa6 RBX: ff11000009121380 RCX: 1ff4000000090eaf
[   28.776410][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000912143c
[   28.776641][   T67] RBP: ff1100000e391000 R08: 1fe2200001224289 R09: ff110000090f8bd0
[   28.776871][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   28.777102][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e394000
[   28.777410][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.777720][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.777930][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.778177][   T67] PKRU: 55555554
[   28.778323][   T67] Call Trace:
[   28.778490][   T67]  <TASK>
[   28.778607][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.778790][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.778932][   T67]  netif_close_many (net/core/dev.c:1804)
[   28.779104][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.779275][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   28.779467][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   28.779672][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   28.779873][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.780042][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.780243][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.780440][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.780612][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.780813][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   28.780992][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   28.781165][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   28.781360][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   28.781537][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   28.781712][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   28.781885][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.782055][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.782233][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.782485][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.782705][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.782926][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.783145][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.783389][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.783622][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.783851][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.784075][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.784318][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.784562][   T67]  kthread (kernel/kthread.c:436)
[   28.784785][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.785038][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.785270][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.785530][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.785785][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.786037][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.786268][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.789997][   T67] ------------[ cut here ]------------
| [   28.790166][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.790486][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.791160][   T67] Tainted: [W]=WARN
[   28.791300][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.791516][   T67] Workqueue: netns cleanup_net
[   28.791692][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.791900][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.792407][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   28.792609][   T67] RAX: 00000000ffffffa6 RBX: ff11000004d0d700 RCX: 1ff4000000090eaf
[   28.792837][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d0d7bc
[   28.793071][   T67] RBP: ff1100000e394000 R08: 1fe22000009a1af9 R09: ff110000090f8bd0
[   28.793302][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   28.793619][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa89000
[   28.793902][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.794217][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.794495][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.794781][   T67] PKRU: 55555554
[   28.794967][   T67] Call Trace:
[   28.795153][   T67]  <TASK>
[   28.795313][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.795556][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.795789][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.795982][   T67]  netif_close_many (net/core/dev.c:1804)
[   28.796202][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.796444][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   28.796665][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   28.796918][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   28.797168][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.797409][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.797666][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.797888][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.798106][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.798377][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   28.798601][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   28.798824][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   28.799044][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   28.799268][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   28.799509][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   28.799731][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.799950][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.800184][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.800424][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.800645][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.800870][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.801093][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.801315][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.801559][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.801758][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.801934][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.802115][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.802287][   T67]  kthread (kernel/kthread.c:436)
[   28.802454][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.802654][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.802825][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.802998][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.803200][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.803391][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.803563][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.806731][   T67] ------------[ cut here ]------------
| [   28.806903][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.807195][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.807939][   T67] Tainted: [W]=WARN
[   28.808126][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.808399][   T67] Workqueue: netns cleanup_net
[   28.808579][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.808786][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.809395][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   28.809601][   T67] RAX: 00000000ffffffa6 RBX: ff11000004db4c80 RCX: 1ff4000000090eaf
[   28.809843][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004db4d3c
[   28.810154][   T67] RBP: ff1100000aa89000 R08: 1fe22000009b69a9 R09: ff110000090f8bd0
[   28.810410][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   28.810642][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   28.810877][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.811215][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.811457][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.811688][   T67] PKRU: 55555554
[   28.811825][   T67] Call Trace:
[   28.812012][   T67]  <TASK>
[   28.812159][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.812360][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.812535][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.812678][   T67]  netif_close_many (net/core/dev.c:1804)
[   28.812853][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.813087][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   28.813320][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   28.813631][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   28.813914][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.814104][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.814399][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.814618][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.814796][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.814997][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   28.815180][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   28.815439][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   28.815674][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   28.815913][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   28.816167][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   28.816433][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.816668][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.816917][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.817160][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.817434][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.817684][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.817944][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.818199][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.818475][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.818722][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.818979][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.819231][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.819508][   T67]  kthread (kernel/kthread.c:436)
[   28.819724][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.820041][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.820301][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.820586][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.820898][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.821155][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.821417][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.852615][   T67] ------------[ cut here ]------------
| [   28.852887][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.853302][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.854329][   T67] Tainted: [W]=WARN
[   28.854545][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.854823][   T67] Workqueue: netns cleanup_net
[   28.855069][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.855383][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.856096][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   28.856403][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b4283c0 RCX: 1ff4000000090ed5
[   28.856733][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b42847c
[   28.857058][   T67] RBP: ff1100000e391000 R08: 1fe2200001685091 R09: ff110000090f8bd0
[   28.857422][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.857749][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.858080][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.858479][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.858766][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   28.859095][   T67] PKRU: 55555554
[   28.859286][   T67] Call Trace:
[   28.859505][   T67]  <TASK>
[   28.859660][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.859950][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.860227][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.860495][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.860730][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.861022][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   28.861263][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   28.861533][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   28.861776][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   28.862016][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   28.862256][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.862516][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.862760][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.863000][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.863234][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.863499][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.863732][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.863972][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.864216][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.864477][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.864725][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.864971][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.865214][   T67]  kthread (kernel/kthread.c:436)
[   28.865431][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.865712][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.865948][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.866184][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.866486][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.866726][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.866970][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.886302][   T67] ------------[ cut here ]------------
| [   28.886859][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.887270][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.888226][   T67] Tainted: [W]=WARN
[   28.888439][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.888724][   T67] Workqueue: netns cleanup_net
[   28.888966][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.889255][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.889986][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   28.890269][   T67] RAX: 00000000ffffffa6 RBX: ff110000169143c0 RCX: 1ff4000000090ed5
[   28.890618][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001691447c
[   28.890944][   T67] RBP: ff1100000e394000 R08: 1fe2200002d22891 R09: ff110000090f8bd0
[   28.891269][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.891620][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.891946][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.892316][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.892617][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   28.892946][   T67] PKRU: 55555554
[   28.893133][   T67] Call Trace:
[   28.893322][   T67]  <TASK>
[   28.893495][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.893783][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.894059][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.894293][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.894546][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.894839][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   28.895078][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   28.895313][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   28.895574][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   28.895814][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   28.896054][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.896287][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.896550][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.896792][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.897023][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.897257][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.897520][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.897764][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.898009][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.898245][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.898517][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.898766][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.898997][   T67]  kthread (kernel/kthread.c:436)
[   28.899189][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.899494][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.899732][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.899972][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.900258][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.900522][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.900765][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.905558][   T67] ------------[ cut here ]------------
| [   28.905798][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   28.906209][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.907179][   T67] Tainted: [W]=WARN
[   28.907393][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.907681][   T67] Workqueue: netns cleanup_net
[   28.907926][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.908218][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.908953][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   28.909239][   T67] RAX: 00000000ffffffa6 RBX: ff11000016914040 RCX: 1ff4000000090ed5
[   28.909589][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000169140fc
[   28.909912][   T67] RBP: ff1100000aa89000 R08: 1fe2200002d22821 R09: ff110000090f8bd0
[   28.910243][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.910595][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.910925][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   28.911298][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.911607][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   28.911939][   T67] PKRU: 55555554
[   28.912130][   T67] Call Trace:
[   28.912322][   T67]  <TASK>
[   28.912499][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.912793][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.913076][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   28.913315][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.913582][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.913875][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   28.914119][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   28.914380][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   28.914624][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   28.914869][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   28.915116][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   28.915378][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.915629][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   28.915872][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   28.916111][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   28.916377][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.916619][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.916864][   T67]  process_one_work (kernel/workqueue.c:3314)
[   28.917113][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   28.917378][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.917632][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   28.917884][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   28.918123][   T67]  kthread (kernel/kthread.c:436)
[   28.918316][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.918628][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.918867][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   28.919111][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   28.919421][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   28.919659][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   28.919900][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.926808][  T550] ------------[ cut here ]------------
| [   28.926960][  T550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/550
| [   28.927192][  T550] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.927790][  T550] Tainted: [W]=WARN
[   28.927890][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.928065][  T550] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.928238][  T550] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.928733][  T550] RSP: 0018:ffa0000000d1f918 EFLAGS: 00010286
[   28.928900][  T550] RAX: 00000000ffffffa6 RBX: ff11000009798900 RCX: 1ff40000001a3ee9
[   28.929099][  T550] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000097989bc
[   28.929297][  T550] RBP: ff110000091bc000 R08: 1fe22000012f3139 R09: ff1100000e9a5180
[   28.929511][  T550] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.929710][  T550] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091bc000
[   28.929911][  T550] FS:  00007f82d5bc6840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   28.930149][  T550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.930319][  T550] CR2: 00007f82d5f3f493 CR3: 000000000c637002 CR4: 0000000000771ef0
[   28.930534][  T550] PKRU: 55555554
[   28.930635][  T550] Call Trace:
[   28.930734][  T550]  <TASK>
[   28.930804][  T550]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.930938][  T550]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.931077][  T550]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.931187][  T550]  register_netdevice (net/core/dev.c:11488)
[   28.931323][  T550]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   28.931501][  T550]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   28.931635][  T550]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   28.931768][  T550]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   28.931902][  T550]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   28.932039][  T550]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   28.932175][  T550]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   28.932309][  T550]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   28.932455][  T550]  ops_init (net/core/net_namespace.c:137)
[   28.932557][  T550]  setup_net (net/core/net_namespace.c:446)
[   28.932664][  T550]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   28.932797][  T550]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   28.932929][  T550]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   28.933069][  T550]  copy_net_ns (net/core/net_namespace.c:579)
[   28.933205][  T550]  create_new_namespaces (kernel/nsproxy.c:132)
[   28.933352][  T550]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   28.933486][  T550]  ksys_unshare (kernel/fork.c:3243)
[   28.933622][  T550]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.933757][  T550]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   28.933891][  T550]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   28.934029][  T550]  ? __ia32_sys_open (fs/open.c:1374)
[   28.934164][  T550]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   28.934298][  T550]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   28.934449][  T550]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.934581][  T550]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.934720][  T550]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.934857][  T550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.935023][  T550] RIP: 0033:0x7f82d5e88bcb
[   28.935169][  T550] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   28.935651][  T550] RSP: 002b:00007ffcf2ada878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   28.935852][  T550] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f82d5e88bcb
[   28.936055][  T550] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   28.936254][  T550] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   28.936469][  T550] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf2adcaa0
[   28.936669][  T550] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf2ade889
| [   28.940834][  T550] ------------[ cut here ]------------
| [   28.940975][  T550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/550
| [   28.941213][  T550] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.941817][  T550] Tainted: [W]=WARN
[   28.941920][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.942117][  T550] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.942300][  T550] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.942796][  T550] RSP: 0018:ffa0000000d1f8f8 EFLAGS: 00010286
[   28.942967][  T550] RAX: 00000000ffffffa6 RBX: ff110000020dc3c0 RCX: 1ff40000001a3ee5
[   28.943169][  T550] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020dc47c
[   28.943384][  T550] RBP: ff1100000f59c000 R08: 1fe220000041b891 R09: ff1100000e9a5180
[   28.943586][  T550] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.943785][  T550] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f59c000
[   28.943990][  T550] FS:  00007f82d5bc6840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   28.944229][  T550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.944427][  T550] CR2: 00007f82d5f3f493 CR3: 000000000c637002 CR4: 0000000000771ef0
[   28.944632][  T550] PKRU: 55555554
[   28.944734][  T550] Call Trace:
[   28.944841][  T550]  <TASK>
[   28.944915][  T550]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.945055][  T550]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.945216][  T550]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.945320][  T550]  register_netdevice (net/core/dev.c:11488)
[   28.945466][  T550]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   28.945635][  T550]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   28.945773][  T550]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   28.945913][  T550]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   28.946058][  T550]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   28.946194][  T550]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   28.946330][  T550]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   28.946482][  T550]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   28.946620][  T550]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   28.946761][  T550]  vti_init_net (net/ipv4/ip_vti.c:517)
[   28.946896][  T550]  ops_init (net/core/net_namespace.c:137)
[   28.947003][  T550]  setup_net (net/core/net_namespace.c:446)
[   28.947107][  T550]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   28.947245][  T550]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   28.947390][  T550]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   28.947528][  T550]  copy_net_ns (net/core/net_namespace.c:579)
[   28.947664][  T550]  create_new_namespaces (kernel/nsproxy.c:132)
[   28.947802][  T550]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   28.947938][  T550]  ksys_unshare (kernel/fork.c:3243)
[   28.948076][  T550]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.948215][  T550]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   28.948358][  T550]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   28.948495][  T550]  ? __ia32_sys_open (fs/open.c:1374)
[   28.948631][  T550]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   28.948765][  T550]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   28.948901][  T550]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.949037][  T550]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.949175][  T550]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.949312][  T550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.949490][  T550] RIP: 0033:0x7f82d5e88bcb
[   28.949631][  T550] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   28.950129][  T550] RSP: 002b:00007ffcf2ada878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   28.950340][  T550] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f82d5e88bcb
[   28.950550][  T550] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   28.950749][  T550] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   28.950956][  T550] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf2adcaa0
[   28.951159][  T550] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf2ade889
| [   28.955442][  T550] ------------[ cut here ]------------
| [   28.955581][  T550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/550
| [   28.955816][  T550] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.956409][  T550] Tainted: [W]=WARN
[   28.956513][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.956679][  T550] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.956852][  T550] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.957328][  T550] RSP: 0018:ffa0000000d1fa78 EFLAGS: 00010286
[   28.957509][  T550] RAX: 00000000ffffffa6 RBX: ff11000016915c40 RCX: 1ff40000001a3f15
[   28.957715][  T550] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016915cfc
[   28.957915][  T550] RBP: ff1100000f674000 R08: 1fe2200002d22ba1 R09: ff1100000e9a5180
[   28.958118][  T550] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.958318][  T550] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f674000
[   28.958531][  T550] FS:  00007f82d5bc6840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   28.958767][  T550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.958940][  T550] CR2: 00007f82d5f3f493 CR3: 000000000c637002 CR4: 0000000000771ef0
[   28.959145][  T550] PKRU: 55555554
[   28.959246][  T550] Call Trace:
[   28.959356][  T550]  <TASK>
[   28.959426][  T550]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.959560][  T550]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.959693][  T550]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.959795][  T550]  register_netdevice (net/core/dev.c:11488)
[   28.959935][  T550]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   28.960102][  T550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.960240][  T550]  register_netdev (net/core/dev.c:11552)
[   28.960383][  T550]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   28.960519][  T550]  ops_init (net/core/net_namespace.c:137)
[   28.960621][  T550]  setup_net (net/core/net_namespace.c:446)
[   28.960722][  T550]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   28.960859][  T550]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   28.960992][  T550]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   28.961129][  T550]  copy_net_ns (net/core/net_namespace.c:579)
[   28.961269][  T550]  create_new_namespaces (kernel/nsproxy.c:132)
[   28.961416][  T550]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   28.961552][  T550]  ksys_unshare (kernel/fork.c:3243)
[   28.961686][  T550]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.961822][  T550]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   28.961957][  T550]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   28.962092][  T550]  ? __ia32_sys_open (fs/open.c:1374)
[   28.962227][  T550]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   28.962369][  T550]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   28.962504][  T550]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.962638][  T550]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.962773][  T550]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.962910][  T550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.963080][  T550] RIP: 0033:0x7f82d5e88bcb
[   28.963222][  T550] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   28.963704][  T550] RSP: 002b:00007ffcf2ada878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   28.963907][  T550] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f82d5e88bcb
[   28.964107][  T550] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   28.964307][  T550] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   28.964517][  T550] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf2adcaa0
[   28.964717][  T550] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf2ade889
| [   28.969002][  T550] ------------[ cut here ]------------
| [   28.969139][  T550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/550
| [   28.969385][  T550] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.969967][  T550] Tainted: [W]=WARN
[   28.970070][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.970239][  T550] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.970422][  T550] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.970896][  T550] RSP: 0018:ffa0000000d1fa68 EFLAGS: 00010286
[   28.971070][  T550] RAX: 00000000ffffffa6 RBX: ff110000096f4200 RCX: 1ff40000001a3f13
[   28.971270][  T550] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000096f42bc
[   28.971483][  T550] RBP: ff1100000e2e1000 R08: 1fe22000012de859 R09: ff1100000e9a5180
[   28.971685][  T550] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.971890][  T550] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e2e1000
[   28.972091][  T550] FS:  00007f82d5bc6840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   28.972326][  T550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.972506][  T550] CR2: 00007f82d5f3f493 CR3: 000000000c637002 CR4: 0000000000771ef0
[   28.972709][  T550] PKRU: 55555554
[   28.972810][  T550] Call Trace:
[   28.972909][  T550]  <TASK>
[   28.972978][  T550]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.973112][  T550]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.973246][  T550]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.973357][  T550]  register_netdevice (net/core/dev.c:11488)
[   28.973497][  T550]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   28.973671][  T550]  register_netdev (net/core/dev.c:11552)
[   28.973805][  T550]  sit_init_net (net/ipv6/sit.c:1860)
[   28.973946][  T550]  ops_init (net/core/net_namespace.c:137)
[   28.974049][  T550]  setup_net (net/core/net_namespace.c:446)
[   28.974150][  T550]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   28.974282][  T550]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   28.974429][  T550]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   28.974564][  T550]  copy_net_ns (net/core/net_namespace.c:579)
[   28.974702][  T550]  create_new_namespaces (kernel/nsproxy.c:132)
[   28.974837][  T550]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   28.974972][  T550]  ksys_unshare (kernel/fork.c:3243)
[   28.975105][  T550]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.975238][  T550]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   28.975381][  T550]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   28.975515][  T550]  ? __ia32_sys_open (fs/open.c:1374)
[   28.975651][  T550]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   28.975784][  T550]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   28.975915][  T550]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.976047][  T550]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.976180][  T550]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.976318][  T550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.976495][  T550] RIP: 0033:0x7f82d5e88bcb
[   28.976633][  T550] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   28.977111][  T550] RSP: 002b:00007ffcf2ada878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   28.977317][  T550] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f82d5e88bcb
[   28.977524][  T550] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   28.977729][  T550] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   28.977927][  T550] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf2adcaa0
[   28.978130][  T550] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf2ade889
| [   28.989147][  T550] ------------[ cut here ]------------
| [   28.989288][  T550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/550
| [   28.989529][  T550] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   28.990108][  T550] Tainted: [W]=WARN
[   28.990209][  T550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.990383][  T550] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.990556][  T550] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.991025][  T550] RSP: 0018:ffa0000000d1fa78 EFLAGS: 00010286
[   28.991192][  T550] RAX: 00000000ffffffa6 RBX: ff1100000ebc2900 RCX: 1ff40000001a3f15
[   28.991405][  T550] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc29bc
[   28.991606][  T550] RBP: ff1100000f52c000 R08: 1fe2200001d78539 R09: ff1100000e9a5180
[   28.991803][  T550] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.992001][  T550] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f52c000
[   28.992204][  T550] FS:  00007f82d5bc6840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   28.992452][  T550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.992620][  T550] CR2: 00007f82d5f3f493 CR3: 000000000c637002 CR4: 0000000000771ef0
[   28.992820][  T550] PKRU: 55555554
[   28.992920][  T550] Call Trace:
[   28.993021][  T550]  <TASK>
[   28.993089][  T550]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.993223][  T550]  ? notifier_call_chain (kernel/notifier.c:85)
[   28.993367][  T550]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.993469][  T550]  register_netdevice (net/core/dev.c:11488)
[   28.993604][  T550]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   28.993770][  T550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.993905][  T550]  register_netdev (net/core/dev.c:11552)
[   28.994042][  T550]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   28.994178][  T550]  ops_init (net/core/net_namespace.c:137)
[   28.994280][  T550]  setup_net (net/core/net_namespace.c:446)
[   28.994389][  T550]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   28.994521][  T550]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   28.994653][  T550]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   28.994788][  T550]  copy_net_ns (net/core/net_namespace.c:579)
[   28.994921][  T550]  create_new_namespaces (kernel/nsproxy.c:132)
[   28.995057][  T550]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   28.995191][  T550]  ksys_unshare (kernel/fork.c:3243)
[   28.995323][  T550]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.995466][  T550]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   28.995598][  T550]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   28.995734][  T550]  ? __ia32_sys_open (fs/open.c:1374)
[   28.995869][  T550]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   28.996003][  T550]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   28.996135][  T550]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.996267][  T550]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.996409][  T550]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.996544][  T550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.996707][  T550] RIP: 0033:0x7f82d5e88bcb
[   28.996845][  T550] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   28.997316][  T550] RSP: 002b:00007ffcf2ada878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   28.997524][  T550] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f82d5e88bcb
[   28.997721][  T550] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   28.997925][  T550] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   28.998126][  T550] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf2adcaa0
[   28.998323][  T550] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf2ade889
| [   29.017770][   T67] ------------[ cut here ]------------
| [   29.017908][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   29.018154][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.018724][   T67] Tainted: [W]=WARN
[   29.018821][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.018974][   T67] Workqueue: netns cleanup_net
[   29.019102][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.019260][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.019715][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   29.019873][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d4643c0 RCX: 1ff4000000090ec7
[   29.020060][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d46447c
[   29.020243][   T67] RBP: ff1100000aa12000 R08: 1fe2200001a8c891 R09: ff110000090f8bd0
[   29.020435][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   29.020616][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed72000
[   29.020802][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   29.021026][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.021179][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   29.021433][   T67] PKRU: 55555554
[   29.021524][   T67] Call Trace:
[   29.021615][   T67]  <TASK>
[   29.021680][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.021805][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.021947][   T67]  netif_close_many (net/core/dev.c:1804)
[   29.022073][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   29.022197][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   29.022403][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   29.022557][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.022680][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.022832][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   29.022954][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   29.023078][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.023201][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.023321][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   29.023499][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.023624][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.023748][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.023869][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.023994][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.024117][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.024243][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.024444][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.024568][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.024692][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.024821][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.024948][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.025076][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.025200][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.025323][   T67]  kthread (kernel/kthread.c:436)
[   29.025522][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.025674][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.025799][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.025922][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.026077][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.026200][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.026328][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.028775][   T67] ------------[ cut here ]------------
| [   29.028914][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   29.029159][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.029745][   T67] Tainted: [W]=WARN
[   29.029838][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.029991][   T67] Workqueue: netns cleanup_net
[   29.030119][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.030281][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.030729][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   29.030883][   T67] RAX: 00000000ffffffa6 RBX: ff11000016925700 RCX: 1ff4000000090ec7
[   29.031067][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000169257bc
[   29.031248][   T67] RBP: ff1100000ed72000 R08: 1fe2200002d24af9 R09: ff110000090f8bd0
[   29.031446][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   29.031627][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   29.031812][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   29.032029][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.032181][   T67] CR2: 00007fd0d4b73888 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   29.032380][   T67] PKRU: 55555554
[   29.032476][   T67] Call Trace:
[   29.032568][   T67]  <TASK>
[   29.032633][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.032761][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.032885][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.032979][   T67]  netif_close_many (net/core/dev.c:1804)
[   29.033109][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   29.033239][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   29.033407][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   29.033564][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.033695][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.033848][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   29.033971][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   29.034094][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.034217][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.034348][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   29.034484][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.034612][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.034738][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.034860][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.034987][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.035114][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.035240][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.035374][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.035495][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.035619][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.035744][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.035867][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.035995][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.036125][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.036251][   T67]  kthread (kernel/kthread.c:436)
[   29.036361][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.036514][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.036641][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.036767][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.036924][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.037050][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.037176][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.040016][   T67] ------------[ cut here ]------------
| [   29.040145][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   29.040446][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.040994][   T67] Tainted: [W]=WARN
[   29.041129][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.041293][   T67] Workqueue: netns cleanup_net
[   29.041444][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.041600][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.042024][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   29.042171][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cba80 RCX: 1ff4000000090eed
[   29.042357][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cbb3c
[   29.042535][   T67] RBP: ff1100000e8c1000 R08: 1fe2200002679769 R09: ff110000090f8bd0
[   29.042710][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   29.042887][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.043068][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   29.043273][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.043428][   T67] CR2: 00007fd0d4b73888 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   29.043603][   T67] PKRU: 55555554
[   29.043690][   T67] Call Trace:
[   29.043778][   T67]  <TASK>
[   29.043839][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.043989][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.044135][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   29.044253][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   29.044380][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.044502][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   29.044618][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.044738][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.044857][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.044972][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.045092][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.045210][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.045327][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.045456][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.045573][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.045694][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.045815][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.045932][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.046054][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.046177][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.046293][   T67]  kthread (kernel/kthread.c:436)
[   29.046392][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.046541][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.046658][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.046776][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.046923][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.047040][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.047157][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.049495][   T67] ------------[ cut here ]------------
| [   29.049627][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   29.049858][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.050986][   T67] Tainted: [W]=WARN
[   29.051124][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.051271][   T67] Workqueue: netns cleanup_net
[   29.051455][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.051609][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.052029][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   29.052179][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b750200 RCX: 1ff4000000090eed
[   29.052408][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7502bc
[   29.052585][   T67] RBP: ff11000005b34000 R08: 1fe22000016ea059 R09: ff110000090f8bd0
[   29.052760][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   29.052934][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.053112][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   29.053316][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.053516][   T67] CR2: 00007fd0d4b73888 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   29.053693][   T67] PKRU: 55555554
[   29.053780][   T67] Call Trace:
[   29.053867][   T67]  <TASK>
[   29.053929][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.054080][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.054224][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   29.054393][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   29.054512][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.054629][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   29.054747][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.054867][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.054991][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.055108][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.055229][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.055399][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.055515][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.055634][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.055749][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.055871][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.055993][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.056111][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.056234][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.056406][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.056526][   T67]  kthread (kernel/kthread.c:436)
[   29.056615][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.056806][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.056925][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.057042][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.057187][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.057303][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.057473][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.060510][   T67] ------------[ cut here ]------------
| [   29.060741][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   29.061143][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.062089][   T67] Tainted: [W]=WARN
[   29.062277][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.062591][   T67] Workqueue: netns cleanup_net
[   29.062837][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.063124][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.063832][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   29.064110][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b7518c0 RCX: 1ff4000000090eed
[   29.064452][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b75197c
[   29.064770][   T67] RBP: ff1100000ec04000 R08: 1fe22000016ea331 R09: ff110000090f8bd0
[   29.065088][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.065431][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.065757][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.066124][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.066422][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   29.066743][   T67] PKRU: 55555554
[   29.066931][   T67] Call Trace:
[   29.067116][   T67]  <TASK>
[   29.067267][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.067575][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.067847][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   29.068082][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   29.068317][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.068570][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   29.068805][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.069041][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.069270][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.069515][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.069743][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.069968][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.070191][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.070446][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.070675][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.070912][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.071144][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.071387][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.071624][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.071856][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.072081][   T67]  kthread (kernel/kthread.c:436)
[   29.072264][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.072566][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.072799][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.073031][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.073298][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.073548][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.073776][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.086881][   T67] ------------[ cut here ]------------
| [   29.087103][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   29.087514][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.088423][   T67] Tainted: [W]=WARN
[   29.088603][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.088870][   T67] Workqueue: netns cleanup_net
[   29.089101][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.089401][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.090071][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   29.090364][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c471380 RCX: 1ff4000000090eed
[   29.090672][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c47143c
[   29.090985][   T67] RBP: ff1100000f761000 R08: 1fe220000188e289 R09: ff110000090f8bd0
[   29.091291][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.091617][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.091926][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.092275][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.092564][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   29.092876][   T67] PKRU: 55555554
[   29.093056][   T67] Call Trace:
[   29.093236][   T67]  <TASK>
[   29.093404][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.093683][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.093949][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   29.094170][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   29.094422][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.094645][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   29.094869][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.095096][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.095359][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.095594][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.095840][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.096076][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.096303][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.096558][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.096788][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.097023][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.097264][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.097522][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.097770][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.098011][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.098242][   T67]  kthread (kernel/kthread.c:436)
[   29.098450][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.098726][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.098957][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.099189][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.099493][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.099728][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.099960][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.103744][   T67] ------------[ cut here ]------------
| [   29.103968][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   29.104390][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.105304][   T67] Tainted: [W]=WARN
[   29.105510][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.105783][   T67] Workqueue: netns cleanup_net
[   29.106020][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.106320][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.107041][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   29.107318][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ebc31c0 RCX: 1ff4000000090eed
[   29.107658][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc327c
[   29.107976][   T67] RBP: ff11000016931000 R08: 1fe2200001d78651 R09: ff110000090f8bd0
[   29.108302][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.108646][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.108970][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.109361][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.109643][   T67] CR2: 00007f013c786574 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   29.109962][   T67] PKRU: 55555554
[   29.110147][   T67] Call Trace:
[   29.110330][   T67]  <TASK>
[   29.110500][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.110783][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.111054][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   29.111289][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   29.111541][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.111769][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   29.111999][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.112233][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.112496][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.112727][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.112966][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.113207][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.113464][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.113701][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.113936][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.114171][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.114435][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.114670][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.114921][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.115165][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.115422][   T67]  kthread (kernel/kthread.c:436)
[   29.115613][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.115884][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.116112][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.116365][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.116647][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.116876][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.117108][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.134020][   T67] ------------[ cut here ]------------
| [   29.134157][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   29.134403][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.135004][   T67] Tainted: [W]=WARN
[   29.135131][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.135309][   T67] Workqueue: netns cleanup_net
[   29.135446][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.135599][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.136018][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   29.136168][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d465540 RCX: 1ff4000000090eed
[   29.136357][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4655fc
[   29.136534][   T67] RBP: ff1100000aa12000 R08: 1fe2200001a8cac1 R09: ff110000090f8bd0
[   29.136710][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   29.136884][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.137059][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   29.137351][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.137563][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   29.137822][   T67] PKRU: 55555554
[   29.137950][   T67] Call Trace:
[   29.138072][   T67]  <TASK>
[   29.138162][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.138405][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.138582][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   29.138706][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   29.138826][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.138942][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   29.139059][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.139177][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.139297][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.139428][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.139548][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.139669][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.139784][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.139904][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.140020][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.140141][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.140263][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.140391][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.140513][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.140635][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.140752][   T67]  kthread (kernel/kthread.c:436)
[   29.140842][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.140992][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.141111][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.141228][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.141383][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.141501][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.141617][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.144117][   T67] ------------[ cut here ]------------
| [   29.144238][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   29.144480][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.145020][   T67] Tainted: [W]=WARN
[   29.145110][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.145256][   T67] Workqueue: netns cleanup_net
[   29.145405][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.145572][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.145987][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   29.146136][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cb8c0 RCX: 1ff4000000090eed
[   29.146310][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cb97c
[   29.146497][   T67] RBP: ff1100000ed72000 R08: 1fe2200002679731 R09: ff110000090f8bd0
[   29.146677][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   29.146851][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.147028][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   29.147234][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.147394][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   29.147573][   T67] PKRU: 55555554
[   29.147660][   T67] Call Trace:
[   29.147749][   T67]  <TASK>
[   29.147811][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.147961][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.148106][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   29.148223][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   29.148353][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.148473][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   29.148591][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.148710][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   29.148830][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.148950][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.149071][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.149193][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.149315][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.149447][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.149566][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.149685][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.149808][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.149925][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.150049][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.150176][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.150294][   T67]  kthread (kernel/kthread.c:436)
[   29.150393][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.150538][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.150656][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.150774][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.150922][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.151040][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.151157][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.153587][  T551] ------------[ cut here ]------------
| [   29.153730][  T551] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/551
| [   29.153960][  T551] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.154613][  T551] Tainted: [W]=WARN
[   29.154716][  T551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.154879][  T551] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.155049][  T551] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.155525][  T551] RSP: 0018:ffa0000000d1f020 EFLAGS: 00010286
[   29.155690][  T551] RAX: 00000000ffffffa6 RBX: ff110000027c8c80 RCX: 1ff40000001a3dca
[   29.155885][  T551] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027c8d3c
[   29.156081][  T551] RBP: ff110000091b4000 R08: 1fe22000004f91a9 R09: ff1100000e9a0b58
[   29.156276][  T551] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   29.156485][  T551] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.156680][  T551] FS:  00007fd298977840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   29.156906][  T551] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.157070][  T551] CR2: 000000000acd6988 CR3: 0000000001e3e004 CR4: 0000000000771ef0
[   29.157265][  T551] PKRU: 55555554
[   29.157376][  T551] Call Trace:
[   29.157475][  T551]  <TASK>
[   29.157543][  T551]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.157675][  T551]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.157774][  T551]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.157906][  T551]  __dev_notify_flags (net/core/dev.c:9787)
[   29.158038][  T551]  ? netif_change_name (net/core/dev.c:1495)
[   29.158168][  T551]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.158299][  T551]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.158445][  T551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.158574][  T551]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.158707][  T551]  netif_change_flags (net/core/dev.c:9820)
[   29.158838][  T551]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.158970][  T551]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.159104][  T551]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.159238][  T551]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.159411][  T551]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.159543][  T551]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.159674][  T551]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.159804][  T551]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.159937][  T551]  ? __kernel_text_address (kernel/extable.c:79)
[   29.160072][  T551]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.160206][  T551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.160341][  T551]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.160482][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.160612][  T551]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.160743][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.160873][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.161004][  T551]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.161141][  T551]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.161273][  T551]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.161413][  T551]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.161545][  T551]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.161679][  T551]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.161814][  T551]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.161947][  T551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.162076][  T551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.162208][  T551]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.162348][  T551]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.162480][  T551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.162614][  T551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.162744][  T551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.162875][  T551]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.163007][  T551]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.163141][  T551]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.163271][  T551]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.163411][  T551]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.163542][  T551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.163670][  T551]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.163804][  T551]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.163932][  T551]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.164063][  T551]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.164199][  T551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.164329][  T551]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.164476][  T551]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.164605][  T551]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.164736][  T551]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.164869][  T551]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.165001][  T551]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.165135][  T551]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.165266][  T551]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.165408][  T551]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.165543][  T551]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.165673][  T551]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.165802][  T551]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.165962][  T551]  ? move_addr_to_kernel (net/socket.c:258)
[   29.166094][  T551]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.166225][  T551]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.166366][  T551]  ___sys_sendmsg (net/socket.c:2752)
[   29.166496][  T551]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.166657][  T551]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.166801][  T551]  __sys_sendmsg (net/socket.c:2784)
[   29.166932][  T551]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.167062][  T551]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.167229][  T551]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.167371][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.167503][  T551]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.167634][  T551]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.167764][  T551]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.167896][  T551]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.168056][  T551] RIP: 0033:0x7fd298bb108e
[   29.168196][  T551] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.168667][  T551] RSP: 002b:00007ffe93331280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.168863][  T551] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd298bb108e
[   29.169063][  T551] RDX: 0000000000000000 RSI: 00007ffe93331330 RDI: 0000000000000005
[   29.169261][  T551] RBP: 00007ffe93331290 R08: 0000000000000000 R09: 0000000000000000
[   29.169467][  T551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e472
[   29.169661][  T551] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe93331a00
| [   29.182808][   T67] ------------[ cut here ]------------
| [   29.182945][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   29.183200][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.183825][   T67] Tainted: [W]=WARN
[   29.183920][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.184078][   T67] Workqueue: netns cleanup_net
[   29.184212][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.184387][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.184825][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   29.184981][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cb540 RCX: 1ff4000000090eaf
[   29.185168][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cb5fc
[   29.185365][   T67] RBP: ff1100000ee99000 R08: 1fe22000026796c1 R09: ff110000090f8bd0
[   29.185548][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   29.185743][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   29.185940][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   29.186156][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.186312][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   29.186510][   T67] PKRU: 55555554
[   29.186603][   T67] Call Trace:
[   29.186695][   T67]  <TASK>
[   29.186760][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.186885][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.186978][   T67]  netif_close_many (net/core/dev.c:1804)
[   29.187102][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.187227][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.187359][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.187483][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   29.187607][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   29.187762][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   29.187919][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.188041][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.188164][   T67]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   29.188292][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.188460][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   29.188586][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   29.188712][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   29.188837][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   29.188961][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   29.189088][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   29.189213][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.189348][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.189479][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.189602][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.189723][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.189855][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.189979][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.190106][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.190232][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.190364][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.190496][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.190624][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.190748][   T67]  kthread (kernel/kthread.c:436)
[   29.190843][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.190996][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.191119][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.191242][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.191406][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.191531][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.191655][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.193842][   T67] ------------[ cut here ]------------
| [   29.193961][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   29.194190][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.195077][   T67] Tainted: [W]=WARN
[   29.195166][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.195319][   T67] Workqueue: netns cleanup_net
[   29.195456][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.195611][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.196042][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   29.196190][   T67] RAX: 00000000ffffffa6 RBX: ff11000005091000 RCX: 1ff4000000090ed5
[   29.196380][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000050910bc
[   29.196560][   T67] RBP: ff1100000ee99000 R08: 1fe2200000a12219 R09: ff110000090f8bd0
[   29.196738][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   29.196916][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.197097][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   29.197303][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.197460][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   29.197635][   T67] PKRU: 55555554
[   29.197725][   T67] Call Trace:
[   29.197813][   T67]  <TASK>
[   29.197876][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.198031][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.198183][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   29.198306][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   29.198437][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   29.198556][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   29.198675][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   29.198798][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   29.198919][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   29.199038][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.199161][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   29.199282][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   29.199410][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   29.199534][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.199654][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.199779][   T67]  process_one_work (kernel/workqueue.c:3314)
[   29.199902][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.200022][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.200145][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.200269][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.200402][   T67]  kthread (kernel/kthread.c:436)
[   29.200493][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.200641][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.200761][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.200881][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.201033][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.201152][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.201271][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.306991][  T554] ------------[ cut here ]------------
| [   29.307150][  T554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/554
| [   29.307718][  T554] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.308293][  T554] Tainted: [W]=WARN
[   29.308404][  T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.308573][  T554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.308744][  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
[   29.309213][  T554] RSP: 0018:ffa0000000557a80 EFLAGS: 00010286
[   29.309391][  T554] RAX: 00000000ffffffa6 RBX: ff1100000d464040 RCX: 1ff40000000aaf16
[   29.309588][  T554] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4640fc
[   29.309787][  T554] RBP: ff11000007841000 R08: 1fe2200001a8c821 R09: ff1100000f94ae80
[   29.309983][  T554] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.310180][  T554] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007841000
[   29.310387][  T554] FS:  00007fd590da9840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   29.310618][  T554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.310782][  T554] CR2: 00007fd590faac20 CR3: 000000000ffcd006 CR4: 0000000000771ef0
[   29.310978][  T554] PKRU: 55555554
[   29.311075][  T554] Call Trace:
[   29.311172][  T554]  <TASK>
[   29.311241][  T554]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.311382][  T554]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.311515][  T554]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.311616][  T554]  register_netdevice (net/core/dev.c:11488)
[   29.311749][  T554]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   29.311912][  T554]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   29.312045][  T554]  register_netdev (net/core/dev.c:11552)
[   29.312174][  T554]  loopback_net_init (drivers/net/loopback.c:218)
[   29.312308][  T554]  ops_init (net/core/net_namespace.c:137)
[   29.312419][  T554]  setup_net (net/core/net_namespace.c:446)
[   29.312518][  T554]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   29.312647][  T554]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   29.312778][  T554]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   29.312910][  T554]  copy_net_ns (net/core/net_namespace.c:579)
[   29.313043][  T554]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.313179][  T554]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.313311][  T554]  ksys_unshare (kernel/fork.c:3243)
[   29.313459][  T554]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.313590][  T554]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   29.313720][  T554]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   29.313853][  T554]  ? __ia32_sys_open (fs/open.c:1374)
[   29.313986][  T554]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.314117][  T554]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   29.314249][  T554]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.314389][  T554]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.314520][  T554]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.314651][  T554]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.314812][  T554] RIP: 0033:0x7fd59106bbcb
[   29.314951][  T554] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   29.315426][  T554] RSP: 002b:00007fff301149e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   29.315627][  T554] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd59106bbcb
[   29.315823][  T554] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.316018][  T554] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.316213][  T554] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff30116c10
[   29.316418][  T554] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff30118889
| [   29.321234][  T554] ------------[ cut here ]------------
| [   29.321425][  T554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/554
| [   29.321699][  T554] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.322383][  T554] Tainted: [W]=WARN
[   29.322529][  T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.322740][  T554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.322957][  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
[   29.323485][  T554] RSP: 0018:ffa0000000557918 EFLAGS: 00010286
[   29.323706][  T554] RAX: 00000000ffffffa6 RBX: ff110000133c9380 RCX: 1ff40000000aaee9
[   29.323944][  T554] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c943c
[   29.324185][  T554] RBP: ff11000008bfc000 R08: 1fe2200002679289 R09: ff1100000f94ae80
[   29.324443][  T554] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.324684][  T554] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008bfc000
[   29.324929][  T554] FS:  00007fd590da9840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.325203][  T554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.325436][  T554] CR2: 0000561705c5dd5c CR3: 000000000ffcd005 CR4: 0000000000771ef0
[   29.325679][  T554] PKRU: 55555554
[   29.325823][  T554] Call Trace:
[   29.325967][  T554]  <TASK>
[   29.326082][  T554]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.326262][  T554]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.326459][  T554]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.326609][  T554]  register_netdevice (net/core/dev.c:11488)
[   29.326788][  T554]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   29.326996][  T554]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   29.327174][  T554]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   29.327370][  T554]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   29.327549][  T554]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   29.327728][  T554]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   29.327908][  T554]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   29.328086][  T554]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   29.328264][  T554]  ops_init (net/core/net_namespace.c:137)
[   29.328437][  T554]  setup_net (net/core/net_namespace.c:446)
[   29.328581][  T554]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   29.328755][  T554]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   29.328932][  T554]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   29.329113][  T554]  copy_net_ns (net/core/net_namespace.c:579)
[   29.329291][  T554]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.329494][  T554]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.329672][  T554]  ksys_unshare (kernel/fork.c:3243)
[   29.329851][  T554]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.330029][  T554]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   29.330205][  T554]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   29.330407][  T554]  ? __ia32_sys_open (fs/open.c:1374)
[   29.330586][  T554]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.330765][  T554]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   29.330942][  T554]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.331119][  T554]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.331297][  T554]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.331493][  T554]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.331701][  T554] RIP: 0033:0x7fd59106bbcb
[   29.331887][  T554] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   29.332410][  T554] RSP: 002b:00007fff301149e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   29.332653][  T554] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd59106bbcb
[   29.332895][  T554] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.333132][  T554] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.333391][  T554] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff30116c10
[   29.333634][  T554] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff30118889
| [   29.338746][  T554] ------------[ cut here ]------------
| [   29.338922][  T554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/554
| [   29.339196][  T554] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.339878][  T554] Tainted: [W]=WARN
[   29.340022][  T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.340243][  T554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.340485][  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
[   29.340993][  T554] RSP: 0018:ffa00000005578f8 EFLAGS: 00010286
[   29.341205][  T554] RAX: 00000000ffffffa6 RBX: ff1100000d4011c0 RCX: 1ff40000000aaee5
[   29.341531][  T554] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d40127c
[   29.341830][  T554] RBP: ff1100000f87c000 R08: 1fe2200001a80251 R09: ff1100000f94ae80
[   29.342126][  T554] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.342441][  T554] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f87c000
[   29.342745][  T554] FS:  00007fd590da9840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.343074][  T554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.343357][  T554] CR2: 0000561705c5dd5c CR3: 000000000ffcd005 CR4: 0000000000771ef0
[   29.343661][  T554] PKRU: 55555554
[   29.343860][  T554] Call Trace:
[   29.344058][  T554]  <TASK>
[   29.344228][  T554]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.344481][  T554]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.344715][  T554]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.344916][  T554]  register_netdevice (net/core/dev.c:11488)
[   29.345151][  T554]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   29.345432][  T554]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   29.345667][  T554]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   29.345872][  T554]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   29.346051][  T554]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   29.346232][  T554]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   29.346429][  T554]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   29.346607][  T554]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   29.346787][  T554]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   29.346969][  T554]  vti_init_net (net/ipv4/ip_vti.c:517)
[   29.347148][  T554]  ops_init (net/core/net_namespace.c:137)
[   29.347300][  T554]  setup_net (net/core/net_namespace.c:446)
[   29.347465][  T554]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   29.347642][  T554]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   29.347821][  T554]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   29.348001][  T554]  copy_net_ns (net/core/net_namespace.c:579)
[   29.348182][  T554]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.348381][  T554]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.348563][  T554]  ksys_unshare (kernel/fork.c:3243)
[   29.348742][  T554]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.348921][  T554]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   29.349099][  T554]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   29.349280][  T554]  ? __ia32_sys_open (fs/open.c:1374)
[   29.349480][  T554]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.349658][  T554]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   29.349835][  T554]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.350017][  T554]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.350196][  T554]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.350409][  T554]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.350621][  T554] RIP: 0033:0x7fd59106bbcb
[   29.350805][  T554] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   29.351316][  T554] RSP: 002b:00007fff301149e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   29.351582][  T554] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd59106bbcb
[   29.351825][  T554] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.352067][  T554] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.352315][  T554] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff30116c10
[   29.352580][  T554] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff30118889
| [   29.363230][  T554] ------------[ cut here ]------------
| [   29.363432][  T554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/554
| [   29.363704][  T554] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.364382][  T554] Tainted: [W]=WARN
[   29.364530][  T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.364743][  T554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.364962][  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
[   29.365495][  T554] RSP: 0018:ffa0000000557a78 EFLAGS: 00010286
[   29.365710][  T554] RAX: 00000000ffffffa6 RBX: ff1100000d465a80 RCX: 1ff40000000aaf15
[   29.365952][  T554] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d465b3c
[   29.366195][  T554] RBP: ff11000009a41000 R08: 1fe2200001a8cb69 R09: ff1100000f94ae80
[   29.366457][  T554] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.366701][  T554] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a41000
[   29.366945][  T554] FS:  00007fd590da9840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.367224][  T554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.367456][  T554] CR2: 0000561705c5dd5c CR3: 000000000ffcd005 CR4: 0000000000771ef0
[   29.367703][  T554] PKRU: 55555554
[   29.367848][  T554] Call Trace:
[   29.367996][  T554]  <TASK>
[   29.368112][  T554]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.368290][  T554]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.368490][  T554]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.368639][  T554]  register_netdevice (net/core/dev.c:11488)
[   29.368819][  T554]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   29.369032][  T554]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.369214][  T554]  register_netdev (net/core/dev.c:11552)
[   29.369416][  T554]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   29.369596][  T554]  ops_init (net/core/net_namespace.c:137)
[   29.369744][  T554]  setup_net (net/core/net_namespace.c:446)
[   29.369892][  T554]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   29.370069][  T554]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   29.370253][  T554]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   29.370454][  T554]  copy_net_ns (net/core/net_namespace.c:579)
[   29.370634][  T554]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.370816][  T554]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.370996][  T554]  ksys_unshare (kernel/fork.c:3243)
[   29.371175][  T554]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.371374][  T554]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   29.371558][  T554]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   29.371738][  T554]  ? __ia32_sys_open (fs/open.c:1374)
[   29.371919][  T554]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.372098][  T554]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   29.372275][  T554]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.372474][  T554]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.372652][  T554]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.372830][  T554]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.373044][  T554] RIP: 0033:0x7fd59106bbcb
[   29.373229][  T554] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   29.373754][  T554] RSP: 002b:00007fff301149e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   29.374001][  T554] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd59106bbcb
[   29.374248][  T554] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.374512][  T554] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.374752][  T554] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff30116c10
[   29.374994][  T554] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff30118889
| [   29.379752][  T554] ------------[ cut here ]------------
| [   29.379930][  T554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/554
| [   29.380209][  T554] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.380894][  T554] Tainted: [W]=WARN
[   29.381041][  T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.381258][  T554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.382037][  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
[   29.382619][  T554] RSP: 0018:ffa0000000557a68 EFLAGS: 00010286
[   29.382889][  T554] RAX: 00000000ffffffa6 RBX: ff1100001768eac0 RCX: 1ff40000000aaf13
[   29.383190][  T554] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001768eb7c
[   29.383507][  T554] RBP: ff1100000c209000 R08: 1fe2200002ed1d71 R09: ff1100000f94ae80
[   29.383815][  T554] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.384110][  T554] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c209000
[   29.384434][  T554] FS:  00007fd590da9840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.384769][  T554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.385036][  T554] CR2: 0000561705c5dd5c CR3: 000000000ffcd005 CR4: 0000000000771ef0
[   29.385408][  T554] PKRU: 55555554
[   29.385608][  T554] Call Trace:
[   29.385814][  T554]  <TASK>
[   29.385983][  T554]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.386217][  T554]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.386470][  T554]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.386674][  T554]  register_netdevice (net/core/dev.c:11488)
[   29.386907][  T554]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   29.387176][  T554]  register_netdev (net/core/dev.c:11552)
[   29.387428][  T554]  sit_init_net (net/ipv6/sit.c:1860)
[   29.387668][  T554]  ops_init (net/core/net_namespace.c:137)
[   29.387836][  T554]  setup_net (net/core/net_namespace.c:446)
[   29.387982][  T554]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   29.388158][  T554]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   29.388359][  T554]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   29.388542][  T554]  copy_net_ns (net/core/net_namespace.c:579)
[   29.388723][  T554]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.388908][  T554]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.389088][  T554]  ksys_unshare (kernel/fork.c:3243)
[   29.389266][  T554]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.389460][  T554]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   29.389637][  T554]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   29.389815][  T554]  ? __ia32_sys_open (fs/open.c:1374)
[   29.389996][  T554]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.390176][  T554]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   29.390372][  T554]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.390549][  T554]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.390728][  T554]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.390908][  T554]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.391120][  T554] RIP: 0033:0x7fd59106bbcb
[   29.391305][  T554] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   29.391839][  T554] RSP: 002b:00007fff301149e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   29.392082][  T554] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd59106bbcb
[   29.392323][  T554] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.392586][  T554] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.392825][  T554] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff30116c10
[   29.393066][  T554] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff30118889
| [   29.398286][  T554] ------------[ cut here ]------------
| [   29.398479][  T554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/554
| [   29.398751][  T554] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.399948][  T554] Tainted: [W]=WARN
[   29.400150][  T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.400433][  T554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.400709][  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
[   29.401278][  T554] RSP: 0018:ffa0000000557a78 EFLAGS: 00010286
[   29.401571][  T554] RAX: 00000000ffffffa6 RBX: ff11000005f05a80 RCX: 1ff40000000aaf15
[   29.401866][  T554] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f05b3c
[   29.402163][  T554] RBP: ff1100000e894000 R08: 1fe2200000be0b69 R09: ff1100000f94ae80
[   29.402478][  T554] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.402772][  T554] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e894000
[   29.403070][  T554] FS:  00007fd590da9840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.403420][  T554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.403687][  T554] CR2: 0000561705c5dd5c CR3: 000000000ffcd005 CR4: 0000000000771ef0
[   29.403986][  T554] PKRU: 55555554
[   29.404184][  T554] Call Trace:
[   29.404402][  T554]  <TASK>
[   29.404572][  T554]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.404805][  T554]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.405040][  T554]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.405240][  T554]  register_netdevice (net/core/dev.c:11488)
[   29.405497][  T554]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   29.405761][  T554]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.405995][  T554]  register_netdev (net/core/dev.c:11552)
[   29.406180][  T554]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   29.406377][  T554]  ops_init (net/core/net_namespace.c:137)
[   29.406530][  T554]  setup_net (net/core/net_namespace.c:446)
[   29.406676][  T554]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   29.406851][  T554]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   29.407030][  T554]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   29.407210][  T554]  copy_net_ns (net/core/net_namespace.c:579)
[   29.407411][  T554]  create_new_namespaces (kernel/nsproxy.c:132)
[   29.407593][  T554]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   29.407777][  T554]  ksys_unshare (kernel/fork.c:3243)
[   29.407955][  T554]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.408132][  T554]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   29.408308][  T554]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   29.408507][  T554]  ? __ia32_sys_open (fs/open.c:1374)
[   29.408687][  T554]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   29.408862][  T554]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   29.409037][  T554]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.409218][  T554]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.409417][  T554]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.409598][  T554]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.409806][  T554] RIP: 0033:0x7fd59106bbcb
[   29.409989][  T554] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   29.410521][  T554] RSP: 002b:00007fff301149e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   29.410762][  T554] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd59106bbcb
[   29.411004][  T554] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   29.411245][  T554] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   29.411511][  T554] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff30116c10
[   29.411750][  T554] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff30118889
| [   29.436760][  T555] ------------[ cut here ]------------
| [   29.436908][  T555] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/555
| [   29.437141][  T555] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.437716][  T555] Tainted: [W]=WARN
[   29.437816][  T555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.437979][  T555] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.438149][  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
[   29.438620][  T555] RSP: 0018:ffa0000000d2f020 EFLAGS: 00010286
[   29.438785][  T555] RAX: 00000000ffffffa6 RBX: ff11000017443a80 RCX: 1ff40000001a5dca
[   29.438979][  T555] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017443b3c
[   29.439173][  T555] RBP: ff11000007841000 R08: 1fe2200002e88769 R09: ff1100000f94d158
[   29.439378][  T555] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   29.439573][  T555] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.439769][  T555] FS:  00007f8e5d384840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   29.439999][  T555] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.440163][  T555] CR2: 0000000021f1d988 CR3: 000000000f76a003 CR4: 0000000000771ef0
[   29.440369][  T555] PKRU: 55555554
[   29.440470][  T555] Call Trace:
[   29.440568][  T555]  <TASK>
[   29.440635][  T555]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.440767][  T555]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.440867][  T555]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.440998][  T555]  __dev_notify_flags (net/core/dev.c:9787)
[   29.441130][  T555]  ? netif_change_name (net/core/dev.c:1495)
[   29.441262][  T555]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.441405][  T555]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.441537][  T555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.441667][  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))
[   29.441799][  T555]  netif_change_flags (net/core/dev.c:9820)
[   29.441929][  T555]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.442059][  T555]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.442192][  T555]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.442326][  T555]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.442501][  T555]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.442630][  T555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.442762][  T555]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.442893][  T555]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.443026][  T555]  ? __kernel_text_address (kernel/extable.c:79)
[   29.443161][  T555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.443295][  T555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.443436][  T555]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.443569][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.443701][  T555]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.443831][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.443959][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.444090][  T555]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.444223][  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)
[   29.444367][  T555]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.444499][  T555]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.444633][  T555]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.444767][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.444899][  T555]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.445032][  T555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.445162][  T555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.445293][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.445435][  T555]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.445563][  T555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.445696][  T555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.445825][  T555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.445958][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.446091][  T555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.446226][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.446368][  T555]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.446500][  T555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.446630][  T555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.446760][  T555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.446892][  T555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.447022][  T555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.447153][  T555]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.447285][  T555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.447431][  T555]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.447563][  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))
[   29.447693][  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))
[   29.447825][  T555]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.447957][  T555]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.448086][  T555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.448218][  T555]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.448358][  T555]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.448490][  T555]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.448624][  T555]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.448756][  T555]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.448886][  T555]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.449047][  T555]  ? move_addr_to_kernel (net/socket.c:258)
[   29.449179][  T555]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.449311][  T555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.449454][  T555]  ___sys_sendmsg (net/socket.c:2752)
[   29.449584][  T555]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.449748][  T555]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.449894][  T555]  __sys_sendmsg (net/socket.c:2784)
[   29.450024][  T555]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.450154][  T555]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.450319][  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)
[   29.450462][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.450595][  T555]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.450725][  T555]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.450856][  T555]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.450988][  T555]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.451150][  T555] RIP: 0033:0x7f8e5d5be08e
[   29.451292][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.451770][  T555] RSP: 002b:00007ffefb7e0ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.451968][  T555] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8e5d5be08e
[   29.452165][  T555] RDX: 0000000000000000 RSI: 00007ffefb7e0f80 RDI: 0000000000000005
[   29.452372][  T555] RBP: 00007ffefb7e0ee0 R08: 0000000000000000 R09: 0000000000000000
[   29.452569][  T555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e472
[   29.452768][  T555] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefb7e1650
| [   29.558116][  T558] ------------[ cut here ]------------
| [   29.558280][  T558] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/558
| [   29.558536][  T558] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.559131][  T558] Tainted: [W]=WARN
[   29.559233][  T558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.559416][  T558] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.559592][  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
[   29.560072][  T558] RSP: 0018:ffa0000000d5ee30 EFLAGS: 00010286
[   29.560245][  T558] RAX: 00000000ffffffa6 RBX: ff1100000d400e40 RCX: 1ff40000001abd8c
[   29.560460][  T558] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d400efc
[   29.560663][  T558] RBP: ff11000007d19000 R08: 1fe2200001a801e1 R09: ff1100000a082e80
[   29.560865][  T558] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   29.561068][  T558] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000133e5580
[   29.561274][  T558] FS:  00007f9023711840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   29.561523][  T558] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.561695][  T558] CR2: 000000000042ebe0 CR3: 0000000016872001 CR4: 0000000000771ef0
[   29.561899][  T558] PKRU: 55555554
[   29.562002][  T558] Call Trace:
[   29.562104][  T558]  <TASK>
[   29.562174][  T558]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.562313][  T558]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.562424][  T558]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   29.562593][  T558]  __dev_notify_flags (net/core/dev.c:9787)
[   29.562731][  T558]  ? netif_change_name (net/core/dev.c:1495)
[   29.562865][  T558]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.563001][  T558]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.563134][  T558]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.563272][  T558]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   29.563421][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.563556][  T558]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.563692][  T558]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.563825][  T558]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.563961][  T558]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   29.564099][  T558]  veth_newlink (drivers/net/veth.c:1871)
[   29.564238][  T558]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   29.564383][  T558]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.564519][  T558]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.564652][  T558]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   29.564801][  T558]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   29.564936][  T558]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   29.565072][  T558]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.565206][  T558]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   29.565352][  T558]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   29.565490][  T558]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   29.565628][  T558]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.565763][  T558]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.565899][  T558]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.566040][  T558]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.566178][  T558]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.566314][  T558]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.566455][  T558]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.566590][  T558]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.566726][  T558]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.566859][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.567000][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.567138][  T558]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.567279][  T558]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.567424][  T558]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.567558][  T558]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.567692][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.567829][  T558]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.567963][  T558]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.568098][  T558]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.568233][  T558]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.568383][  T558]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.568521][  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))
[   29.568655][  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))
[   29.568792][  T558]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.568929][  T558]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.569065][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.569201][  T558]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.569348][  T558]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.569487][  T558]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.569627][  T558]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.569767][  T558]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.569903][  T558]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.570070][  T558]  ? move_addr_to_kernel (net/socket.c:258)
[   29.570210][  T558]  ___sys_sendmsg (net/socket.c:2752)
[   29.570354][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.570491][  T558]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.570635][  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))
[   29.570774][  T558]  __sys_sendmsg (net/socket.c:2784)
[   29.570909][  T558]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.571049][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.571185][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.571321][  T558]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.571468][  T558]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.571604][  T558]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.571741][  T558]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.571910][  T558] RIP: 0033:0x7f902394b08e
[   29.572055][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.572554][  T558] RSP: 002b:00007ffd14979890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.572762][  T558] RAX: ffffffffffffffda RBX: 00007ffd1497a030 RCX: 00007f902394b08e
[   29.572965][  T558] RDX: 0000000000000000 RSI: 00007ffd14979940 RDI: 0000000000000005
[   29.573167][  T558] RBP: 00007ffd149798a0 R08: 0000000000000000 R09: 0000000000000000
[   29.573382][  T558] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e472
[   29.573584][  T558] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1497a000
| [   29.581487][  T558] ------------[ cut here ]------------
| [   29.581640][  T558] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/558
| [   29.581969][  T558] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.582567][  T558] Tainted: [W]=WARN
[   29.582670][  T558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.582838][  T558] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.583013][  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
[   29.583500][  T558] RSP: 0018:ffa0000000d5f1b0 EFLAGS: 00010286
[   29.583670][  T558] RAX: 00000000ffffffa6 RBX: ff110000176923c0 RCX: 1ff40000001abdfc
[   29.583869][  T558] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001769247c
[   29.584070][  T558] RBP: ff1100000a374000 R08: 1fe2200002ed2491 R09: ff1100000a082e80
[   29.584268][  T558] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   29.584537][  T558] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   29.584736][  T558] FS:  00007f9023711840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   29.584968][  T558] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.585138][  T558] CR2: 000000000042ebe0 CR3: 0000000016872001 CR4: 0000000000771ef0
[   29.585403][  T558] PKRU: 55555554
[   29.585505][  T558] Call Trace:
[   29.585687][  T558]  <TASK>
[   29.585758][  T558]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.585895][  T558]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.585997][  T558]  __dev_notify_flags (net/core/dev.c:9787)
[   29.586132][  T558]  ? netif_change_name (net/core/dev.c:1495)
[   29.586269][  T558]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.586476][  T558]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   29.586614][  T558]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.586748][  T558]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   29.586883][  T558]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.587018][  T558]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.587152][  T558]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.587291][  T558]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.587513][  T558]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.587648][  T558]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.587780][  T558]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.587912][  T558]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.588044][  T558]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.588175][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.588312][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.588507][  T558]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.588640][  T558]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.588775][  T558]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.588907][  T558]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.589040][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.589175][  T558]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.589307][  T558]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.589505][  T558]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.589639][  T558]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.589772][  T558]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.589910][  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))
[   29.590043][  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))
[   29.590178][  T558]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.590312][  T558]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.590506][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.590639][  T558]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.590773][  T558]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.590909][  T558]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.591043][  T558]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.591177][  T558]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.591309][  T558]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.591541][  T558]  ? move_addr_to_kernel (net/socket.c:258)
[   29.591679][  T558]  ___sys_sendmsg (net/socket.c:2752)
[   29.591813][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.591948][  T558]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.592090][  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))
[   29.592226][  T558]  __sys_sendmsg (net/socket.c:2784)
[   29.592423][  T558]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.592562][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.592697][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.592832][  T558]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.592965][  T558]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.593102][  T558]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.593235][  T558]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.593463][  T558] RIP: 0033:0x7f902394b08e
[   29.593603][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.594081][  T558] RSP: 002b:00007ffd14979890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.594282][  T558] RAX: ffffffffffffffda RBX: 00007ffd1497a030 RCX: 00007f902394b08e
[   29.594546][  T558] RDX: 0000000000000000 RSI: 00007ffd14979940 RDI: 0000000000000005
[   29.594746][  T558] RBP: 00007ffd149798a0 R08: 0000000000000000 R09: 0000000000000000
[   29.594947][  T558] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e472
[   29.595146][  T558] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1497a000
| [   29.647828][  T559] ------------[ cut here ]------------
| [   29.648087][  T559] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/559
| [   29.648500][  T559] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.649309][  T559] Tainted: [W]=WARN
[   29.649478][  T559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.649689][  T559] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.649905][  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
[   29.650429][  T559] RSP: 0018:ffa0000000d3eff8 EFLAGS: 00010286
[   29.650641][  T559] RAX: 00000000ffffffa6 RBX: ff1100000b5fda80 RCX: 1ff40000001a7dc5
[   29.650881][  T559] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fdb3c
[   29.651120][  T559] RBP: ff1100000a374000 R08: 1fe22000016bfb69 R09: ff1100000a085158
[   29.651393][  T559] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.651642][  T559] R13: 0000000000000000 R14: ffa0000000d3f140 R15: ff110000056a4ad0
[   29.651884][  T559] FS:  00007f32dd13b840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.652155][  T559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.652383][  T559] CR2: 0000000036483988 CR3: 00000000054a7002 CR4: 0000000000771ef0
[   29.652623][  T559] PKRU: 55555554
[   29.652766][  T559] Call Trace:
[   29.652910][  T559]  <TASK>
[   29.653025][  T559]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   29.653202][  T559]  __dev_change_net_namespace (net/core/dev.c:12635)
[   29.653428][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.653606][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.653785][  T559]  ? default_device_exit_batch (net/core/dev.c:13091)
[   29.653993][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.654170][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.654366][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.654546][  T559]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.654724][  T559]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.654901][  T559]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   29.655078][  T559]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   29.655256][  T559]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.655454][  T559]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.655662][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.655837][  T559]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.656013][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.656187][  T559]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.656384][  T559]  ? __kernel_text_address (kernel/extable.c:79)
[   29.656564][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.656742][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.656919][  T559]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.657097][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.657273][  T559]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.657470][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.657649][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.657828][  T559]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.658009][  T559]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.658200][  T559]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.658434][  T559]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.658615][  T559]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.658793][  T559]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.658980][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.659163][  T559]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.659361][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.659542][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.659720][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.659924][  T559]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.660103][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.660286][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.660484][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.660660][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.660837][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.661018][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.661196][  T559]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.661393][  T559]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.661607][  T559]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.661784][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.661964][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.662141][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.662322][  T559]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.662522][  T559]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.662705][  T559]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.662888][  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))
[   29.663066][  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))
[   29.663246][  T559]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.663446][  T559]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.663645][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.663828][  T559]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.664009][  T559]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.664187][  T559]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.664391][  T559]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.664576][  T559]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.664755][  T559]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.665394][  T559]  ? move_addr_to_kernel (net/socket.c:258)
[   29.665659][  T559]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.665867][  T559]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.666050][  T559]  ___sys_sendmsg (net/socket.c:2752)
[   29.666258][  T559]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.666572][  T559]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.666762][  T559]  __sys_sendmsg (net/socket.c:2784)
[   29.666942][  T559]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.667118][  T559]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.667327][  T559]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.667569][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.667911][  T559]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.668090][  T559]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.668272][  T559]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.668500][  T559]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.668714][  T559] RIP: 0033:0x7f32dd37508e
[   29.668898][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.669430][  T559] RSP: 002b:00007ffd24546740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.669682][  T559] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f32dd37508e
[   29.669923][  T559] RDX: 0000000000000000 RSI: 00007ffd245467f0 RDI: 0000000000000005
[   29.670520][  T559] RBP: 00007ffd24546750 R08: 0000000000000000 R09: 0000000000000000
[   29.670761][  T559] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e472
[   29.671004][  T559] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd24546eb0
| [   29.696594][  T559] ------------[ cut here ]------------
| [   29.696780][  T559] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/559
| [   29.697058][  T559] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.698029][  T559] Tainted: [W]=WARN
[   29.698175][  T559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.698404][  T559] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.698620][  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
[   29.699124][  T559] RSP: 0018:ffa0000000d3efc0 EFLAGS: 00010286
[   29.699355][  T559] RAX: 00000000ffffffa6 RBX: ff110000020dd000 RCX: 1ff40000001a7dbe
[   29.699604][  T559] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020dd0bc
[   29.699847][  T559] RBP: ff1100000a374000 R08: 1fe220000041ba19 R09: ff1100000a085158
[   29.700092][  T559] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.700343][  T559] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000056a4ad0
[   29.700607][  T559] FS:  00007f32dd13b840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.700886][  T559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.701102][  T559] CR2: 000055a85b876930 CR3: 00000000054a7002 CR4: 0000000000771ef0
[   29.701369][  T559] PKRU: 55555554
[   29.701515][  T559] Call Trace:
[   29.701663][  T559]  <TASK>
[   29.701779][  T559]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.701958][  T559]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.702142][  T559]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.702290][  T559]  __dev_change_net_namespace (net/core/dev.c:12695)
[   29.702529][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.702706][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.702889][  T559]  ? default_device_exit_batch (net/core/dev.c:13091)
[   29.703103][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.703279][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.703481][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.703659][  T559]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.703840][  T559]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.704022][  T559]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   29.704200][  T559]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   29.704398][  T559]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.704578][  T559]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.704796][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.704973][  T559]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.705155][  T559]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.705330][  T559]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.705530][  T559]  ? __kernel_text_address (kernel/extable.c:79)
[   29.705709][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.705891][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.706071][  T559]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.706252][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.706462][  T559]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.706693][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.706905][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.707086][  T559]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.707263][  T559]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.707467][  T559]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.707710][  T559]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.707956][  T559]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.708207][  T559]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.708485][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.708704][  T559]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.708946][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.709139][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.709318][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.709517][  T559]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.709697][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.709877][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.710055][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.710233][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.710428][  T559]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.710608][  T559]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.710786][  T559]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.710965][  T559]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.711147][  T559]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.711378][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.711617][  T559]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.711794][  T559]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.711973][  T559]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.712154][  T559]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.712380][  T559]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.712636][  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))
[   29.712881][  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))
[   29.713134][  T559]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.713399][  T559]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.713589][  T559]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.713830][  T559]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.714077][  T559]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.714324][  T559]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.714602][  T559]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.714802][  T559]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.719332][  T559]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.719635][  T559]  ? move_addr_to_kernel (net/socket.c:258)
[   29.719883][  T559]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.720127][  T559]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.720334][  T559]  ___sys_sendmsg (net/socket.c:2752)
[   29.720724][  T559]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.720957][  T559]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.721146][  T559]  __sys_sendmsg (net/socket.c:2784)
[   29.721324][  T559]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.721521][  T559]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.721731][  T559]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.721907][  T559]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.722140][  T559]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.722323][  T559]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.722588][  T559]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.722827][  T559]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.723263][  T559] RIP: 0033:0x7f32dd37508e
[   29.723540][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.724367][  T559] RSP: 002b:00007ffd24546740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.724705][  T559] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f32dd37508e
[   29.725047][  T559] RDX: 0000000000000000 RSI: 00007ffd245467f0 RDI: 0000000000000005
[   29.725407][  T559] RBP: 00007ffd24546750 R08: 0000000000000000 R09: 0000000000000000
[   29.725748][  T559] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e472
[   29.726228][  T559] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd24546eb0
| [   29.773063][  T562] ------------[ cut here ]------------
| [   29.773249][  T562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/562
| [   29.774161][  T562] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.774991][  T562] Tainted: [W]=WARN
[   29.775222][  T562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.775462][  T562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.775681][  T562] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.776192][  T562] RSP: 0018:ffa0000000857020 EFLAGS: 00010286
[   29.776427][  T562] RAX: 00000000ffffffa6 RBX: ff11000012434200 RCX: 1ff400000010adca
[   29.776667][  T562] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000124342bc
[   29.776907][  T562] RBP: ff1100000a374000 R08: 1fe2200002486859 R09: ff1100000f915158
[   29.777147][  T562] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   29.777412][  T562] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.777655][  T562] FS:  00007f576396c840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   29.777931][  T562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.778140][  T562] CR2: 000000003ee87988 CR3: 000000000e2c1006 CR4: 0000000000771ef0
[   29.778411][  T562] PKRU: 55555554
[   29.778557][  T562] Call Trace:
[   29.778701][  T562]  <TASK>
[   29.778816][  T562]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.778996][  T562]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.779142][  T562]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.779318][  T562]  __dev_notify_flags (net/core/dev.c:9787)
[   29.779521][  T562]  ? netif_change_name (net/core/dev.c:1495)
[   29.779701][  T562]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.779878][  T562]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.780055][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.780234][  T562]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.780429][  T562]  netif_change_flags (net/core/dev.c:9820)
[   29.780608][  T562]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.780786][  T562]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.780970][  T562]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.781147][  T562]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.781375][  T562]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.781553][  T562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.781731][  T562]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.781908][  T562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.782090][  T562]  ? __kernel_text_address (kernel/extable.c:79)
[   29.782268][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.782462][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.782637][  T562]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.782817][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.782994][  T562]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.783170][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.783366][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.783549][  T562]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.783729][  T562]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.783908][  T562]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.784086][  T562]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.784264][  T562]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.784462][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.784644][  T562]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.784825][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.785004][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.785183][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.785397][  T562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.785573][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.785753][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.785931][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.786110][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.786293][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.786492][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.786672][  T562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.786849][  T562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.787026][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.787203][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.787398][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.787582][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.787765][  T562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.787943][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.788122][  T562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.788303][  T562]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.788493][  T562]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.788682][  T562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.788865][  T562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.789047][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.789226][  T562]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.789424][  T562]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.789603][  T562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.789785][  T562]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.789965][  T562]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.790143][  T562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.790369][  T562]  ? move_addr_to_kernel (net/socket.c:258)
[   29.790554][  T562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.790732][  T562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.790911][  T562]  ___sys_sendmsg (net/socket.c:2752)
[   29.791090][  T562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.791300][  T562]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.791506][  T562]  __sys_sendmsg (net/socket.c:2784)
[   29.791685][  T562]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.791866][  T562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.792077][  T562]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.792255][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.792454][  T562]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.792633][  T562]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.792811][  T562]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.792990][  T562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.793203][  T562] RIP: 0033:0x7f5763ba608e
[   29.793408][  T562] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.793915][  T562] RSP: 002b:00007ffc2ba08900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.794159][  T562] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5763ba608e
[   29.794425][  T562] RDX: 0000000000000000 RSI: 00007ffc2ba089b0 RDI: 0000000000000005
[   29.794668][  T562] RBP: 00007ffc2ba08910 R08: 0000000000000000 R09: 0000000000000000
[   29.794910][  T562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   29.795152][  T562] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2ba09080
| [   29.891498][  T565] ------------[ cut here ]------------
| [   29.891673][  T565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/565
| [   29.891906][  T565] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.892499][  T565] Tainted: [W]=WARN
[   29.892597][  T565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.892760][  T565] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.892932][  T565] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.893405][  T565] RSP: 0018:ffa0000000d6eff8 EFLAGS: 00010286
[   29.893569][  T565] RAX: 00000000ffffffa6 RBX: ff1100000b429c40 RCX: 1ff40000001addc5
[   29.893765][  T565] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b429cfc
[   29.893957][  T565] RBP: ff11000007d19000 R08: 1fe22000016853a1 R09: ff1100000f90d158
[   29.894147][  T565] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   29.894353][  T565] R13: 0000000000000000 R14: ffa0000000d6f140 R15: ff1100001319c750
[   29.894555][  T565] FS:  00007f02c4a8c840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   29.894780][  T565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.894940][  T565] CR2: 00000000138f1988 CR3: 000000000e27e003 CR4: 0000000000771ef0
[   29.895133][  T565] PKRU: 55555554
[   29.895230][  T565] Call Trace:
[   29.895330][  T565]  <TASK>
[   29.895412][  T565]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   29.895543][  T565]  __dev_change_net_namespace (net/core/dev.c:12635)
[   29.895706][  T565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.895834][  T565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.895963][  T565]  ? default_device_exit_batch (net/core/dev.c:13091)
[   29.896122][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.896249][  T565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.896390][  T565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.896524][  T565]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.896652][  T565]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.896780][  T565]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   29.896908][  T565]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   29.897038][  T565]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.897168][  T565]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.897328][  T565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.897465][  T565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.897592][  T565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.897719][  T565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.897848][  T565]  ? __kernel_text_address (kernel/extable.c:79)
[   29.897976][  T565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.898106][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.898234][  T565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.898429][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.898556][  T565]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.898742][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.898867][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.898994][  T565]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.899123][  T565]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.899253][  T565]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.899434][  T565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.899563][  T565]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.899689][  T565]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.899818][  T565]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.899949][  T565]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.900080][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.900207][  T565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.900348][  T565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.900477][  T565]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.900603][  T565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.900732][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.900867][  T565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.900992][  T565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.901118][  T565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.901245][  T565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.901385][  T565]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.901518][  T565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.901644][  T565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.901775][  T565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.901904][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.902031][  T565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.902158][  T565]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.902288][  T565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.902425][  T565]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.902557][  T565]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.902683][  T565]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.902812][  T565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.902940][  T565]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.903071][  T565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.903200][  T565]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.903330][  T565]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.903469][  T565]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.903600][  T565]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.903729][  T565]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.903858][  T565]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.904015][  T565]  ? move_addr_to_kernel (net/socket.c:258)
[   29.904144][  T565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.904277][  T565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.904417][  T565]  ___sys_sendmsg (net/socket.c:2752)
[   29.904542][  T565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.904700][  T565]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.904840][  T565]  __sys_sendmsg (net/socket.c:2784)
[   29.904968][  T565]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.905098][  T565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.905260][  T565]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.905399][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.905530][  T565]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.905658][  T565]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.905786][  T565]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.905913][  T565]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.906072][  T565] RIP: 0033:0x7f02c4cc608e
[   29.906206][  T565] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.906683][  T565] RSP: 002b:00007ffdc8f19620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.906876][  T565] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f02c4cc608e
[   29.907074][  T565] RDX: 0000000000000000 RSI: 00007ffdc8f196d0 RDI: 0000000000000005
[   29.907263][  T565] RBP: 00007ffdc8f19630 R08: 0000000000000000 R09: 0000000000000000
[   29.907465][  T565] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   29.907655][  T565] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc8f19d90
| [   29.910280][  T565] ------------[ cut here ]------------
| [   29.910425][  T565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/565
| [   29.910650][  T565] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.911217][  T565] Tainted: [W]=WARN
[   29.911315][  T565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.911485][  T565] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.911653][  T565] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.912112][  T565] RSP: 0018:ffa0000000d6efc0 EFLAGS: 00010286
[   29.912275][  T565] RAX: 00000000ffffffa6 RBX: ff110000118bf700 RCX: 1ff40000001addbe
[   29.912480][  T565] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000118bf7bc
[   29.912673][  T565] RBP: ff11000007d19000 R08: 1fe2200002317ef9 R09: ff1100000f90d158
[   29.912863][  T565] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   29.913055][  T565] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001319c750
[   29.913253][  T565] FS:  00007f02c4a8c840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   29.913493][  T565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.913656][  T565] CR2: 00000000138f1988 CR3: 000000000e27e003 CR4: 0000000000771ef0
[   29.913851][  T565] PKRU: 55555554
[   29.913947][  T565] Call Trace:
[   29.914049][  T565]  <TASK>
[   29.914115][  T565]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.914246][  T565]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.914388][  T565]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.914487][  T565]  __dev_change_net_namespace (net/core/dev.c:12695)
[   29.914648][  T565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.914778][  T565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.914909][  T565]  ? default_device_exit_batch (net/core/dev.c:13091)
[   29.915070][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.915202][  T565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.915332][  T565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.915471][  T565]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.915600][  T565]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.915730][  T565]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   29.915862][  T565]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   29.915997][  T565]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.916131][  T565]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.916292][  T565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.916431][  T565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.916559][  T565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.916687][  T565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.916817][  T565]  ? __kernel_text_address (kernel/extable.c:79)
[   29.916948][  T565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.917078][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.917208][  T565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.917348][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.917482][  T565]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.917610][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.917739][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.917866][  T565]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.917998][  T565]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.918130][  T565]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.918264][  T565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.918404][  T565]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.918535][  T565]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.918666][  T565]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.918798][  T565]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.918935][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.919069][  T565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.919196][  T565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.919325][  T565]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.919468][  T565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.919600][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.919729][  T565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.919860][  T565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.919990][  T565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.920126][  T565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.920255][  T565]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.920392][  T565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.920526][  T565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.920654][  T565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.920784][  T565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.920918][  T565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.921050][  T565]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.921182][  T565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.921315][  T565]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.921457][  T565]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.921585][  T565]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.921720][  T565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.921849][  T565]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.921983][  T565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.922119][  T565]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.922249][  T565]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.922395][  T565]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.922526][  T565]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.922656][  T565]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.922786][  T565]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.922949][  T565]  ? move_addr_to_kernel (net/socket.c:258)
[   29.923082][  T565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.923211][  T565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.923363][  T565]  ___sys_sendmsg (net/socket.c:2752)
[   29.923491][  T565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.923652][  T565]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.923794][  T565]  __sys_sendmsg (net/socket.c:2784)
[   29.923928][  T565]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.924060][  T565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.924223][  T565]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.924361][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.924491][  T565]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.924621][  T565]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.924753][  T565]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.924886][  T565]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.925053][  T565] RIP: 0033:0x7f02c4cc608e
[   29.925187][  T565] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.925655][  T565] RSP: 002b:00007ffdc8f19620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.925850][  T565] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f02c4cc608e
[   29.926047][  T565] RDX: 0000000000000000 RSI: 00007ffdc8f196d0 RDI: 0000000000000005
[   29.926245][  T565] RBP: 00007ffdc8f19630 R08: 0000000000000000 R09: 0000000000000000
[   29.926451][  T565] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   29.926646][  T565] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc8f19d90
| [   29.961356][  T566] ------------[ cut here ]------------
| [   29.961514][  T566] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/566
| [   29.961740][  T566] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.962310][  T566] Tainted: [W]=WARN
[   29.962419][  T566] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.962581][  T566] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.962749][  T566] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.963210][  T566] RSP: 0018:ffa0000000d7f020 EFLAGS: 00010286
[   29.963385][  T566] RAX: 00000000ffffffa6 RBX: ff110000119c8e40 RCX: 1ff40000001afdca
[   29.963586][  T566] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119c8efc
[   29.963779][  T566] RBP: ff11000007d19000 R08: 1fe22000023391e1 R09: ff1100000f908b58
[   29.963972][  T566] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   29.964165][  T566] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.964385][  T566] FS:  00007fcfad5b2840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   29.964617][  T566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.964777][  T566] CR2: 00007fcfad8821a0 CR3: 000000000f67d006 CR4: 0000000000771ef0
[   29.964980][  T566] PKRU: 55555554
[   29.965081][  T566] Call Trace:
[   29.965181][  T566]  <TASK>
[   29.965249][  T566]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.965392][  T566]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.965492][  T566]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.965620][  T566]  __dev_notify_flags (net/core/dev.c:9787)
[   29.965750][  T566]  ? netif_change_name (net/core/dev.c:1495)
[   29.965878][  T566]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.966013][  T566]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.966142][  T566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.966271][  T566]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.966411][  T566]  netif_change_flags (net/core/dev.c:9820)
[   29.966542][  T566]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.966673][  T566]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.966811][  T566]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.966979][  T566]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.967140][  T566]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.967273][  T566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.967415][  T566]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.967543][  T566]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.967672][  T566]  ? __kernel_text_address (kernel/extable.c:79)
[   29.967804][  T566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.967935][  T566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.968064][  T566]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.968195][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.968322][  T566]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.968462][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.968589][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.968718][  T566]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.968851][  T566]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.968986][  T566]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.969115][  T566]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.969248][  T566]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.969391][  T566]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.969524][  T566]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.969658][  T566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.969788][  T566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.969924][  T566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.970054][  T566]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.970183][  T566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.970315][  T566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.970454][  T566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.970584][  T566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.970718][  T566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.970850][  T566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.970978][  T566]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.971108][  T566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.971237][  T566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.971375][  T566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.971511][  T566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.971640][  T566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.971769][  T566]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.971899][  T566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.972029][  T566]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.972161][  T566]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.972289][  T566]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.972431][  T566]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.972562][  T566]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.972691][  T566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.972825][  T566]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.972957][  T566]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.973088][  T566]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.973225][  T566]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.973362][  T566]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.973494][  T566]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.973655][  T566]  ? move_addr_to_kernel (net/socket.c:258)
[   29.973785][  T566]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.973915][  T566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.974048][  T566]  ___sys_sendmsg (net/socket.c:2752)
[   29.974178][  T566]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.974348][  T566]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.974491][  T566]  __sys_sendmsg (net/socket.c:2784)
[   29.974620][  T566]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.974750][  T566]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.974918][  T566]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.975050][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.975180][  T566]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.975311][  T566]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.975450][  T566]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.975581][  T566]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.975744][  T566] RIP: 0033:0x7fcfad7ec08e
[   29.975880][  T566] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.976357][  T566] RSP: 002b:00007ffcca91ce60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.976553][  T566] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcfad7ec08e
[   29.976748][  T566] RDX: 0000000000000000 RSI: 00007ffcca91cf10 RDI: 0000000000000005
[   29.976939][  T566] RBP: 00007ffcca91ce70 R08: 0000000000000000 R09: 0000000000000000
[   29.977135][  T566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   29.977326][  T566] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcca91d5e0
| [   29.979350][   T39] ------------[ cut here ]------------
| [   29.979482][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   29.979715][   T39] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   29.980274][   T39] Tainted: [W]=WARN
[   29.980421][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.980569][   T39] Workqueue: events_unbound linkwatch_event
[   29.980723][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.980884][   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
[   29.981310][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   29.981474][   T39] RAX: 00000000ffffffa6 RBX: ff110000119c98c0 RCX: 1ff4000000057f02
[   29.981652][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119c997c
[   29.981832][   T39] RBP: ff11000007d19000 R08: 1fe2200002339331 R09: ff11000001da51a8
[   29.982036][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   29.982219][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.982408][   T39] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   29.982627][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.982781][   T39] CR2: 00007f02c4b59574 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   29.982963][   T39] PKRU: 55555554
[   29.983055][   T39] Call Trace:
[   29.983146][   T39]  <TASK>
[   29.983210][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.983334][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.983466][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.983558][   T39]  netif_state_change (net/core/dev.c:1605)
[   29.983685][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   29.983835][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   29.983954][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   29.984080][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.984205][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   29.984323][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   29.984480][   T39]  process_one_work (kernel/workqueue.c:3314)
[   29.984609][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.984726][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.984850][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.984971][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.985092][   T39]  kthread (kernel/kthread.c:436)
[   29.985181][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.985332][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.985464][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.985585][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.985741][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.985865][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.985984][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.999412][   T39] ------------[ cut here ]------------
| [   29.999646][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   30.000067][   T39] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.001040][   T39] Tainted: [W]=WARN
[   30.001230][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.001573][   T39] Workqueue: events_unbound linkwatch_event
[   30.001870][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.002162][   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
[   30.002892][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   30.003183][   T39] RAX: 00000000ffffffa6 RBX: ff11000012434580 RCX: 1ff4000000057f02
[   30.003529][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001243463c
[   30.003856][   T39] RBP: ff1100000a374000 R08: 1fe22000024868c9 R09: ff11000001da51a8
[   30.004217][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   30.004567][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.004895][   T39] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   30.005280][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.005584][   T39] CR2: 00007fc2c3dbd574 CR3: 000000000b65f006 CR4: 0000000000771ef0
[   30.005919][   T39] PKRU: 55555554
[   30.006114][   T39] Call Trace:
[   30.006303][   T39]  <TASK>
[   30.006472][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.006710][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.006983][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.007178][   T39]  netif_state_change (net/core/dev.c:1605)
[   30.007440][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   30.007732][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   30.007971][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   30.008212][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.008478][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   30.008717][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   30.008957][   T39]  process_one_work (kernel/workqueue.c:3314)
[   30.009206][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   30.009476][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.009728][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   30.009976][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   30.010216][   T39]  kthread (kernel/kthread.c:436)
[   30.010430][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.010713][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.010949][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   30.011193][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   30.011501][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   30.011739][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   30.011977][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   30.111800][  T569] ------------[ cut here ]------------
| [   30.111980][  T569] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/569
| [   30.112222][  T569] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.112835][  T569] Tainted: [W]=WARN
[   30.112940][  T569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.113110][  T569] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.113294][  T569] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.113793][  T569] RSP: 0018:ffa0000000daee90 EFLAGS: 00010286
[   30.113965][  T569] RAX: 00000000ffffffa6 RBX: ff1100000c308200 RCX: 1ff40000001b5d98
[   30.114170][  T569] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3082bc
[   30.114384][  T569] RBP: ff1100000a374000 R08: 1fe2200001861059 R09: ff1100000a83d158
[   30.114586][  T569] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   30.114791][  T569] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   30.114995][  T569] FS:  00007f55ae3e8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   30.115234][  T569] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.115420][  T569] CR2: 00000000166a33b8 CR3: 000000000ced6003 CR4: 0000000000771ef0
[   30.115624][  T569] PKRU: 55555554
[   30.115725][  T569] Call Trace:
[   30.115827][  T569]  <TASK>
[   30.115898][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.116036][  T569]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.116176][  T569]  notifier_call_chain (kernel/notifier.c:85)
[   30.116314][  T569]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   30.116458][  T569]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   30.116629][  T569]  veth_xdp_set (drivers/net/veth.c:1638)
[   30.116767][  T569]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   30.116901][  T569]  dev_xdp_install (net/core/dev.c:10348)
[   30.117042][  T569]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   30.117181][  T569]  dev_xdp_attach (net/core/dev.c:10504)
[   30.117322][  T569]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   30.117471][  T569]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   30.117611][  T569]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   30.117749][  T569]  dev_change_xdp_fd (net/core/dev.c:10759)
[   30.117887][  T569]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   30.118026][  T569]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.118164][  T569]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.118348][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.118490][  T569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.118627][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.118762][  T569]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.118899][  T569]  ? __kernel_text_address (kernel/extable.c:79)
[   30.119041][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.119179][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.119314][  T569]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.119456][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.119591][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.119725][  T569]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.119862][  T569]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.119999][  T569]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.120134][  T569]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.120271][  T569]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.120417][  T569]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.120555][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.120696][  T569]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.120832][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.120968][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.121106][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.121243][  T569]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.121388][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.121526][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.121662][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.121797][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.121936][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.122074][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.122213][  T569]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.122358][  T569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.122494][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.122629][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.122769][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.122905][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.123043][  T569]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.123179][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.123315][  T569]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.123460][  T569]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.123596][  T569]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.123735][  T569]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.123873][  T569]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.124010][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.124146][  T569]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.124282][  T569]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.124428][  T569]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.124566][  T569]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.124702][  T569]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.124839][  T569]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.125011][  T569]  ? move_addr_to_kernel (net/socket.c:258)
[   30.125149][  T569]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.125285][  T569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.125429][  T569]  ___sys_sendmsg (net/socket.c:2752)
[   30.125563][  T569]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.125731][  T569]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.125881][  T569]  __sys_sendmsg (net/socket.c:2784)
[   30.126019][  T569]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.126159][  T569]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.126334][  T569]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.126483][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.126620][  T569]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.126757][  T569]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.126897][  T569]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.127032][  T569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.127201][  T569] RIP: 0033:0x7f55ae62208e
[   30.127355][  T569] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.127840][  T569] RSP: 002b:00007ffcf129eb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.128048][  T569] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f55ae62208e
[   30.128253][  T569] RDX: 0000000000000000 RSI: 00007ffcf129ec00 RDI: 0000000000000005
[   30.128471][  T569] RBP: 00007ffcf129eb60 R08: 0000000000000000 R09: 0000000000000000
[   30.128680][  T569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.128888][  T569] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf129f2d0
| [   30.142967][  T569] ------------[ cut here ]------------
| [   30.143117][  T569] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/569
| [   30.143364][  T569] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.143923][  T569] Tainted: [W]=WARN
[   30.144022][  T569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.144184][  T569] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.144360][  T569] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.144822][  T569] RSP: 0018:ffa0000000daf0a0 EFLAGS: 00010286
[   30.144987][  T569] RAX: 00000000ffffffa6 RBX: ff1100000c3083c0 RCX: 1ff40000001b5dda
[   30.145179][  T569] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c30847c
[   30.145381][  T569] RBP: ff11000007d19000 R08: 1fe2200001861091 R09: ff1100000a83d158
[   30.145574][  T569] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   30.145769][  T569] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cf06de4
[   30.145961][  T569] FS:  00007f55ae3e8840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   30.146187][  T569] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.146359][  T569] CR2: 00000000166a33b8 CR3: 000000000ced6003 CR4: 0000000000771ef0
[   30.146554][  T569] PKRU: 55555554
[   30.146651][  T569] Call Trace:
[   30.146748][  T569]  <TASK>
[   30.146816][  T569]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.146947][  T569]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.147077][  T569]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.147176][  T569]  netif_state_change (net/core/dev.c:1605)
[   30.147306][  T569]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   30.147480][  T569]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   30.147614][  T569]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   30.147746][  T569]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.147877][  T569]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.148038][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.148167][  T569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.148297][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.148436][  T569]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.148568][  T569]  ? __kernel_text_address (kernel/extable.c:79)
[   30.148698][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.148829][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.148959][  T569]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.149087][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.149214][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.149408][  T569]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.149543][  T569]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.149672][  T569]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.149800][  T569]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.149930][  T569]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.150060][  T569]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.150193][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.150328][  T569]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.150521][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.150653][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.150781][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.150909][  T569]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.151038][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.151171][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.151300][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.151490][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.151620][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.151748][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.151877][  T569]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.152005][  T569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.152134][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.152261][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.152452][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.152581][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.152711][  T569]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.152840][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.152969][  T569]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.153102][  T569]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.153233][  T569]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.153432][  T569]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.153564][  T569]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.153696][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.153828][  T569]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.153959][  T569]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.154090][  T569]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.154222][  T569]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.154410][  T569]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.154540][  T569]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.154701][  T569]  ? move_addr_to_kernel (net/socket.c:258)
[   30.154834][  T569]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.154965][  T569]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.155096][  T569]  ___sys_sendmsg (net/socket.c:2752)
[   30.155224][  T569]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.155442][  T569]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.155640][  T569]  __sys_sendmsg (net/socket.c:2784)
[   30.155771][  T569]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.155902][  T569]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.156065][  T569]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.156194][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.156325][  T569]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.156537][  T569]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.156671][  T569]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.156800][  T569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.156963][  T569] RIP: 0033:0x7f55ae62208e
[   30.157101][  T569] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.157629][  T569] RSP: 002b:00007ffcf129eb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.157824][  T569] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f55ae62208e
[   30.158018][  T569] RDX: 0000000000000000 RSI: 00007ffcf129ec00 RDI: 0000000000000005
[   30.158211][  T569] RBP: 00007ffcf129eb60 R08: 0000000000000000 R09: 0000000000000000
[   30.158467][  T569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.158661][  T569] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf129f2d0
| [   30.219932][  T572] ------------[ cut here ]------------
| [   30.220132][  T572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/572
| [   30.220817][  T572] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.221583][  T572] Tainted: [W]=WARN
[   30.221737][  T572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.221960][  T572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.222193][  T572] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.222750][  T572] RSP: 0018:ffa0000000dbefd0 EFLAGS: 00010286
[   30.222972][  T572] RAX: 00000000ffffffa6 RBX: ff1100000c493000 RCX: 1ff40000001b7dc0
[   30.223228][  T572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4930bc
[   30.223499][  T572] RBP: ff1100000ef6a000 R08: 1fe2200001892619 R09: ff11000008d3d180
[   30.223752][  T572] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   30.224007][  T572] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef6ae44
[   30.224266][  T572] FS:  00007f454b715840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   30.224574][  T572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.224799][  T572] CR2: 00007f454b90e460 CR3: 000000000f482004 CR4: 0000000000771ef0
[   30.225057][  T572] PKRU: 55555554
[   30.225208][  T572] Call Trace:
[   30.225377][  T572]  <TASK>
[   30.225498][  T572]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.225695][  T572]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.225888][  T572]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.226042][  T572]  ? 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))
[   30.226231][  T572]  __dev_notify_flags (net/core/dev.c:9787)
[   30.226446][  T572]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.226641][  T572]  ? netif_change_name (net/core/dev.c:1495)
[   30.226832][  T572]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.227026][  T572]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.227216][  T572] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   30.227428][  T572]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.227627][  T572] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.227819][  T572]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.228011][  T572]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.228202][  T572]  ? nla_strscpy (lib/nlattr.c:795)
[   30.228409][  T572]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.228602][  T572]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.228791][  T572]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.228978][  T572]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.229174][  T572]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.229386][  T572]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.229576][  T572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.229769][  T572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.229959][  T572]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.230146][  T572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.230333][  T572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.230544][  T572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.230733][  T572]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.230922][  T572]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.231113][  T572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.231303][  T572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.231503][  T572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.231693][  T572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.231880][  T572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.232069][  T572]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.232257][  T572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.232466][  T572]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.232662][  T572]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.232849][  T572]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.233040][  T572]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.233230][  T572]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.233444][  T572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.233635][  T572]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.233824][  T572]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.234015][  T572]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.234208][  T572]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.234415][  T572]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.234607][  T572]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.234829][  T572]  ? move_addr_to_kernel (net/socket.c:258)
[   30.235024][  T572]  ___sys_sendmsg (net/socket.c:2752)
[   30.235210][  T572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.235418][  T572]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.235628][  T572]  ? 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))
[   30.235822][  T572]  __sys_sendmsg (net/socket.c:2784)
[   30.236010][  T572]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.236202][  T572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.236410][  T572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.236602][  T572]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.236791][  T572]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.236981][  T572]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.237171][  T572]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.237410][  T572] RIP: 0033:0x7f454b94f08e
[   30.237606][  T572] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.238146][  T572] RSP: 002b:00007ffc138f1000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.238426][  T572] RAX: ffffffffffffffda RBX: 00007ffc138f17b0 RCX: 00007f454b94f08e
[   30.238689][  T572] RDX: 0000000000000000 RSI: 00007ffc138f10b0 RDI: 0000000000000005
[   30.238946][  T572] RBP: 00007ffc138f1010 R08: 0000000000000000 R09: 0000000000000000
[   30.239202][  T572] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.239478][  T572] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc138f1780
| [   30.271636][  T573] ------------[ cut here ]------------
| [   30.271785][  T573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/573
| [   30.272016][  T573] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.272589][  T573] Tainted: [W]=WARN
[   30.272688][  T573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.272851][  T573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.273020][  T573] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.273488][  T573] RSP: 0018:ffa0000000dcf020 EFLAGS: 00010286
[   30.273652][  T573] RAX: 00000000ffffffa6 RBX: ff11000016914c80 RCX: 1ff40000001b9dca
[   30.273843][  T573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016914d3c
[   30.274036][  T573] RBP: ff1100000ef6a000 R08: 1fe2200002d229a9 R09: ff1100000e2eae58
[   30.274227][  T573] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   30.274430][  T573] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.274624][  T573] FS:  00007f8082a64840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   30.274851][  T573] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.275013][  T573] CR2: 0000000024843988 CR3: 0000000011af0001 CR4: 0000000000771ef0
[   30.275207][  T573] PKRU: 55555554
[   30.275305][  T573] Call Trace:
[   30.275413][  T573]  <TASK>
[   30.275480][  T573]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.275611][  T573]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.275709][  T573]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.275837][  T573]  __dev_notify_flags (net/core/dev.c:9787)
[   30.275969][  T573]  ? netif_change_name (net/core/dev.c:1495)
[   30.276099][  T573]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.276231][  T573]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.276371][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.276501][  T573]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   30.276631][  T573]  netif_change_flags (net/core/dev.c:9820)
[   30.276761][  T573]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.276890][  T573]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.277021][  T573]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.277152][  T573]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.277312][  T573]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.278144][  T573]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.278276][  T573]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.278525][  T573]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.278657][  T573]  ? __kernel_text_address (kernel/extable.c:79)
[   30.278789][  T573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.278918][  T573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.279045][  T573]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.279175][  T573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.279304][  T573]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.279474][  T573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.279602][  T573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.279733][  T573]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.279865][  T573]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.279993][  T573]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.280123][  T573]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.280253][  T573]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.280392][  T573]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.280525][  T573]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.280655][  T573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.280784][  T573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.280914][  T573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.281042][  T573]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.281169][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.281300][  T573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.281440][  T573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.281570][  T573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.281700][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.281830][  T573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.281960][  T573]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.282090][  T573]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.282220][  T573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.282357][  T573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.282490][  T573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.282619][  T573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.282749][  T573]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.282882][  T573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.283013][  T573]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.283147][  T573]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.283275][  T573]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.283418][  T573]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.283550][  T573]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.283680][  T573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.283810][  T573]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.283941][  T573]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.284069][  T573]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.284199][  T573]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.284329][  T573]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.284468][  T573]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.284628][  T573]  ? move_addr_to_kernel (net/socket.c:258)
[   30.284758][  T573]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.284888][  T573]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.285020][  T573]  ___sys_sendmsg (net/socket.c:2752)
[   30.285150][  T573]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.285313][  T573]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.285465][  T573]  __sys_sendmsg (net/socket.c:2784)
[   30.285596][  T573]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.285728][  T573]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.285894][  T573]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.286026][  T573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.286158][  T573]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.286289][  T573]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.286434][  T573]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.286565][  T573]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.286729][  T573] RIP: 0033:0x7f8082c9e08e
[   30.286868][  T573] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.287335][  T573] RSP: 002b:00007fff8c8ef850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.287544][  T573] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8082c9e08e
[   30.287744][  T573] RDX: 0000000000000000 RSI: 00007fff8c8ef900 RDI: 0000000000000005
[   30.287941][  T573] RBP: 00007fff8c8ef860 R08: 0000000000000000 R09: 0000000000000000
[   30.288138][  T573] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.288333][  T573] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8c8effd0
| [   30.381497][  T576] ------------[ cut here ]------------
| [   30.381676][  T576] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/576
| [   30.381935][  T576] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.382572][  T576] Tainted: [W]=WARN
[   30.382681][  T576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.382860][  T576] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.383047][  T576] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.383558][  T576] RSP: 0018:ffa0000000a06fd0 EFLAGS: 00010286
[   30.383737][  T576] RAX: 00000000ffffffa6 RBX: ff1100001768ee40 RCX: 1ff4000000140dc0
[   30.383951][  T576] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001768eefc
[   30.384160][  T576] RBP: ff1100000b7fa000 R08: 1fe2200002ed1de1 R09: ff1100000feb2e80
[   30.384380][  T576] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   30.384590][  T576] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b7fae44
[   30.384805][  T576] FS:  00007fb5e126c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   30.385051][  T576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.385228][  T576] CR2: 0000000000437490 CR3: 000000000efdf003 CR4: 0000000000771ef0
[   30.385453][  T576] PKRU: 55555554
[   30.385559][  T576] Call Trace:
[   30.385665][  T576]  <TASK>
[   30.385738][  T576]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.385881][  T576]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.386027][  T576]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.386133][  T576]  ? 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))
[   30.386276][  T576]  __dev_notify_flags (net/core/dev.c:9787)
[   30.386425][  T576]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.386566][  T576]  ? netif_change_name (net/core/dev.c:1495)
[   30.386708][  T576]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.386854][  T576]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.386995][  T576] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   30.387139][  T576]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.387283][  T576] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.387434][  T576]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.387579][  T576]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.387721][  T576]  ? nla_strscpy (lib/nlattr.c:795)
[   30.387863][  T576]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.388007][  T576]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.388146][  T576]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.388286][  T576]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.388443][  T576]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.388587][  T576]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.388731][  T576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.388872][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.389011][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.389151][  T576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.389291][  T576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.389449][  T576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.389591][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.389732][  T576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.389874][  T576]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.390014][  T576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.390154][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.390298][  T576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.390449][  T576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.390589][  T576]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.390728][  T576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.390869][  T576]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.391014][  T576]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.391154][  T576]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.391298][  T576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.391450][  T576]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.391594][  T576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.391735][  T576]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.391879][  T576]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.392021][  T576]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.392164][  T576]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.392305][  T576]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.392457][  T576]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.392629][  T576]  ? move_addr_to_kernel (net/socket.c:258)
[   30.392774][  T576]  ___sys_sendmsg (net/socket.c:2752)
[   30.392914][  T576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.393057][  T576]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.393207][  T576]  ? 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))
[   30.393361][  T576]  __sys_sendmsg (net/socket.c:2784)
[   30.393503][  T576]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.393646][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.393786][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.393926][  T576]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.394066][  T576]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.394208][  T576]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.394363][  T576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.394538][  T576] RIP: 0033:0x7fb5e14a608e
[   30.394686][  T576] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.395188][  T576] RSP: 002b:00007ffe81ceecc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.395414][  T576] RAX: ffffffffffffffda RBX: 00007ffe81cef470 RCX: 00007fb5e14a608e
[   30.395625][  T576] RDX: 0000000000000000 RSI: 00007ffe81ceed70 RDI: 0000000000000005
[   30.395835][  T576] RBP: 00007ffe81ceecd0 R08: 0000000000000000 R09: 0000000000000000
[   30.396045][  T576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.396256][  T576] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe81cef440
| [   30.431827][  T577] ------------[ cut here ]------------
| [   30.431984][  T577] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/577
| [   30.432218][  T577] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.433424][  T577] Tainted: [W]=WARN
[   30.433531][  T577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.433694][  T577] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.433863][  T577] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.434329][  T577] RSP: 0018:ffa0000000857020 EFLAGS: 00010286
[   30.434506][  T577] RAX: 00000000ffffffa6 RBX: ff11000017693c40 RCX: 1ff400000010adca
[   30.434701][  T577] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017693cfc
[   30.434897][  T577] RBP: ff1100000b7fa000 R08: 1fe2200002ed27a1 R09: ff1100000feb0b58
[   30.435091][  T577] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   30.435288][  T577] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.435499][  T577] FS:  00007efca9b31840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   30.435729][  T577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.435893][  T577] CR2: 00007efca9e011a0 CR3: 000000000f67f006 CR4: 0000000000771ef0
[   30.436089][  T577] PKRU: 55555554
[   30.436187][  T577] Call Trace:
[   30.436285][  T577]  <TASK>
[   30.436361][  T577]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.436494][  T577]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.436595][  T577]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.436764][  T577]  __dev_notify_flags (net/core/dev.c:9787)
[   30.436896][  T577]  ? netif_change_name (net/core/dev.c:1495)
[   30.437027][  T577]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.437157][  T577]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.437287][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.437428][  T577]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   30.437565][  T577]  netif_change_flags (net/core/dev.c:9820)
[   30.437696][  T577]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.437828][  T577]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.437962][  T577]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.438095][  T577]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.438258][  T577]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.438400][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.438531][  T577]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.438662][  T577]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.438794][  T577]  ? __kernel_text_address (kernel/extable.c:79)
[   30.438926][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.439059][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.439191][  T577]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.439323][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.439465][  T577]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.439596][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.439727][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.439859][  T577]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.439992][  T577]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.440124][  T577]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.440255][  T577]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.440454][  T577]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.440599][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.440732][  T577]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.440864][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.440995][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.441127][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.441259][  T577]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.441399][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.441534][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.441664][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.441794][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.441926][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.442057][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.442188][  T577]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.442318][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.442456][  T577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.442586][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.442717][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.442847][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.442979][  T577]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.443110][  T577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.443240][  T577]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.443385][  T577]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.443515][  T577]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.443647][  T577]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.443778][  T577]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.443909][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.444041][  T577]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.444172][  T577]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.444305][  T577]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.444449][  T577]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.444582][  T577]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.444712][  T577]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.444874][  T577]  ? move_addr_to_kernel (net/socket.c:258)
[   30.445007][  T577]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.445136][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.445269][  T577]  ___sys_sendmsg (net/socket.c:2752)
[   30.445412][  T577]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.445576][  T577]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.445717][  T577]  __sys_sendmsg (net/socket.c:2784)
[   30.445849][  T577]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.445980][  T577]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.446147][  T577]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.446280][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.446421][  T577]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.446553][  T577]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.446683][  T577]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.446814][  T577]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.446979][  T577] RIP: 0033:0x7efca9d6b08e
[   30.447118][  T577] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.447590][  T577] RSP: 002b:00007ffea6a538d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.447786][  T577] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efca9d6b08e
[   30.447983][  T577] RDX: 0000000000000000 RSI: 00007ffea6a53980 RDI: 0000000000000005
[   30.448179][  T577] RBP: 00007ffea6a538e0 R08: 0000000000000000 R09: 0000000000000000
[   30.448386][  T577] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.448580][  T577] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6a54050
| [   30.537994][  T580] ------------[ cut here ]------------
| [   30.538171][  T580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/580
| [   30.538429][  T580] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.539045][  T580] Tainted: [W]=WARN
[   30.539152][  T580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.539330][  T580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.539527][  T580] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.540030][  T580] RSP: 0018:ffa0000000deefd0 EFLAGS: 00010286
[   30.540208][  T580] RAX: 00000000ffffffa6 RBX: ff1100000c470c80 RCX: 1ff40000001bddc0
[   30.540428][  T580] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c470d3c
[   30.540639][  T580] RBP: ff1100000e9da000 R08: 1fe220000188e1a9 R09: ff1100000edad180
[   30.540853][  T580] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   30.541063][  T580] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e9dae44
[   30.541273][  T580] FS:  00007f308e8a4840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   30.541527][  T580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.541703][  T580] CR2: 00007f308ea9d460 CR3: 0000000015b63002 CR4: 0000000000771ef0
[   30.541913][  T580] PKRU: 55555554
[   30.542019][  T580] Call Trace:
[   30.542124][  T580]  <TASK>
[   30.542198][  T580]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.542350][  T580]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.542497][  T580]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.542603][  T580]  ? 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))
[   30.542747][  T580]  __dev_notify_flags (net/core/dev.c:9787)
[   30.542887][  T580]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.543029][  T580]  ? netif_change_name (net/core/dev.c:1495)
[   30.543173][  T580]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.543316][  T580]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.543467][  T580] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   30.543611][  T580]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.543755][  T580] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.543899][  T580]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.544046][  T580]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.544186][  T580]  ? nla_strscpy (lib/nlattr.c:795)
[   30.544329][  T580]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.544482][  T580]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.544622][  T580]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.544762][  T580]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.544908][  T580]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.545054][  T580]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.545197][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.545342][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.545488][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.545628][  T580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.545767][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.545912][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.546054][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.546196][  T580]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.546348][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.546490][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.546629][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.546771][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.546911][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.547053][  T580]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.547194][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.547336][  T580]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.547491][  T580]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.547631][  T580]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.547774][  T580]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.547916][  T580]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.548057][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.548200][  T580]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.548351][  T580]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.548493][  T580]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.548636][  T580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.548777][  T580]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.548920][  T580]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.549096][  T580]  ? move_addr_to_kernel (net/socket.c:258)
[   30.549243][  T580]  ___sys_sendmsg (net/socket.c:2752)
[   30.549393][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.549537][  T580]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.549687][  T580]  ? 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))
[   30.549832][  T580]  __sys_sendmsg (net/socket.c:2784)
[   30.549975][  T580]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.550120][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.550261][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.550416][  T580]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.550558][  T580]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.550701][  T580]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.550841][  T580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.551018][  T580] RIP: 0033:0x7f308eade08e
[   30.551169][  T580] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.551683][  T580] RSP: 002b:00007fff8e69b2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.551896][  T580] RAX: ffffffffffffffda RBX: 00007fff8e69ba90 RCX: 00007f308eade08e
[   30.552108][  T580] RDX: 0000000000000000 RSI: 00007fff8e69b390 RDI: 0000000000000005
[   30.552332][  T580] RBP: 00007fff8e69b2f0 R08: 0000000000000000 R09: 0000000000000000
[   30.552552][  T580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.552761][  T580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8e69ba60
| [   30.583903][  T581] ------------[ cut here ]------------
| [   30.584053][  T581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/581
| [   30.584281][  T581] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.584868][  T581] Tainted: [W]=WARN
[   30.584969][  T581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.585136][  T581] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.585306][  T581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.585783][  T581] RSP: 0018:ffa0000000dff020 EFLAGS: 00010286
[   30.585954][  T581] RAX: 00000000ffffffa6 RBX: ff1100000eda4c80 RCX: 1ff40000001bfdca
[   30.586148][  T581] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000eda4d3c
[   30.586352][  T581] RBP: ff1100000e9da000 R08: 1fe2200001db49a9 R09: ff1100000a2a5158
[   30.586549][  T581] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   30.586746][  T581] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.586943][  T581] FS:  00007fb6984f1840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   30.587174][  T581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.587349][  T581] CR2: 00007fb6987c11a0 CR3: 0000000015aa0002 CR4: 0000000000771ef0
[   30.587547][  T581] PKRU: 55555554
[   30.587646][  T581] Call Trace:
[   30.587744][  T581]  <TASK>
[   30.587812][  T581]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.587946][  T581]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.588047][  T581]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.588179][  T581]  __dev_notify_flags (net/core/dev.c:9787)
[   30.588311][  T581]  ? netif_change_name (net/core/dev.c:1495)
[   30.588450][  T581]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.588580][  T581]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.588711][  T581]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.588842][  T581]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   30.588980][  T581]  netif_change_flags (net/core/dev.c:9820)
[   30.589113][  T581]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.589244][  T581]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.589386][  T581]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.589519][  T581]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.589682][  T581]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.589813][  T581]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.589944][  T581]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.590074][  T581]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.590205][  T581]  ? __kernel_text_address (kernel/extable.c:79)
[   30.590342][  T581]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.590480][  T581]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.590612][  T581]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.590745][  T581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.590878][  T581]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.591008][  T581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.591139][  T581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.591271][  T581]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.591415][  T581]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.591546][  T581]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.591677][  T581]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.591808][  T581]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.591941][  T581]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.592077][  T581]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.592209][  T581]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.592346][  T581]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.592479][  T581]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.592610][  T581]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.592739][  T581]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.592872][  T581]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.593001][  T581]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.593131][  T581]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.593261][  T581]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.593402][  T581]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.593538][  T581]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.593670][  T581]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.593800][  T581]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.593929][  T581]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.594061][  T581]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.594191][  T581]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.594321][  T581]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.594463][  T581]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.594595][  T581]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.594730][  T581]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.594859][  T581]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.594991][  T581]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.595124][  T581]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.595256][  T581]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.595478][  T581]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.595611][  T581]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.595744][  T581]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.595877][  T581]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.596010][  T581]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.596140][  T581]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.596302][  T581]  ? move_addr_to_kernel (net/socket.c:258)
[   30.596509][  T581]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.596718][  T581]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.596851][  T581]  ___sys_sendmsg (net/socket.c:2752)
[   30.596981][  T581]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.597142][  T581]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.597285][  T581]  __sys_sendmsg (net/socket.c:2784)
[   30.597504][  T581]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.597633][  T581]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.597796][  T581]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.597925][  T581]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.598058][  T581]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.598188][  T581]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.598318][  T581]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.598516][  T581]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.598680][  T581] RIP: 0033:0x7fb69872b08e
[   30.598820][  T581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.599284][  T581] RSP: 002b:00007ffd3bd500b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.599485][  T581] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb69872b08e
[   30.599679][  T581] RDX: 0000000000000000 RSI: 00007ffd3bd50160 RDI: 0000000000000005
[   30.599874][  T581] RBP: 00007ffd3bd500c0 R08: 0000000000000000 R09: 0000000000000000
[   30.600069][  T581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.600263][  T581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3bd50830
| [   30.686569][  T584] ------------[ cut here ]------------
| [   30.686747][  T584] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/584
| [   30.686996][  T584] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.688018][  T584] Tainted: [W]=WARN
[   30.688128][  T584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.688309][  T584] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.688504][  T584] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.689007][  T584] RSP: 0018:ffa0000000e2efd0 EFLAGS: 00010286
[   30.689183][  T584] RAX: 00000000ffffffa6 RBX: ff11000009b35e00 RCX: 1ff40000001c5dc0
[   30.689402][  T584] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009b35ebc
[   30.689615][  T584] RBP: ff1100000f7aa000 R08: 1fe2200001366bd9 R09: ff11000014b38b80
[   30.689824][  T584] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   30.690034][  T584] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f7aae44
[   30.690248][  T584] FS:  00007fa1bee26840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   30.690503][  T584] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.690679][  T584] CR2: 00007fa1bf100cb0 CR3: 000000000e016006 CR4: 0000000000771ef0
[   30.690889][  T584] PKRU: 55555554
[   30.690995][  T584] Call Trace:
[   30.691098][  T584]  <TASK>
[   30.691171][  T584]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.691313][  T584]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.691468][  T584]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.691574][  T584]  ? 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))
[   30.691718][  T584]  __dev_notify_flags (net/core/dev.c:9787)
[   30.691860][  T584]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.692002][  T584]  ? netif_change_name (net/core/dev.c:1495)
[   30.692143][  T584]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.692286][  T584]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.692439][  T584] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   30.692581][  T584]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.692726][  T584] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.692870][  T584]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.693018][  T584]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.693158][  T584]  ? nla_strscpy (lib/nlattr.c:795)
[   30.693299][  T584]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.693454][  T584]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.693593][  T584]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.693735][  T584]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.693881][  T584]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.694028][  T584]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.694169][  T584]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.694310][  T584]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.694460][  T584]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.694600][  T584]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.694739][  T584]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.694883][  T584]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.695024][  T584]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.695164][  T584]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.695304][  T584]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.695454][  T584]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.695593][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.695734][  T584]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.695874][  T584]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.696017][  T584]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.696157][  T584]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.696298][  T584]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.696456][  T584]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.696594][  T584]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.696737][  T584]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.696878][  T584]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.697020][  T584]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.697162][  T584]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.697303][  T584]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.697457][  T584]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.697600][  T584]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.697743][  T584]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.697885][  T584]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.698060][  T584]  ? move_addr_to_kernel (net/socket.c:258)
[   30.698205][  T584]  ___sys_sendmsg (net/socket.c:2752)
[   30.698352][  T584]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.698493][  T584]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.698643][  T584]  ? 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))
[   30.698789][  T584]  __sys_sendmsg (net/socket.c:2784)
[   30.698930][  T584]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.699075][  T584]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.699215][  T584]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.699361][  T584]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.699502][  T584]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.699644][  T584]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.699787][  T584]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.699961][  T584] RIP: 0033:0x7fa1bf06008e
[   30.700108][  T584] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.700619][  T584] RSP: 002b:00007ffc1ed1ba00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.700834][  T584] RAX: ffffffffffffffda RBX: 00007ffc1ed1c1b0 RCX: 00007fa1bf06008e
[   30.701049][  T584] RDX: 0000000000000000 RSI: 00007ffc1ed1bab0 RDI: 0000000000000005
[   30.701259][  T584] RBP: 00007ffc1ed1ba10 R08: 0000000000000000 R09: 0000000000000000
[   30.701482][  T584] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.701693][  T584] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1ed1c180
| [   30.729519][  T585] ------------[ cut here ]------------
| [   30.729677][  T585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/585
| [   30.729906][  T585] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.730488][  T585] Tainted: [W]=WARN
[   30.730587][  T585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.730750][  T585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.730923][  T585] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.731400][  T585] RSP: 0018:ffa0000000e3f020 EFLAGS: 00010286
[   30.731622][  T585] RAX: 00000000ffffffa6 RBX: ff11000004db5380 RCX: 1ff40000001c7dca
[   30.731928][  T585] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004db543c
[   30.732237][  T585] RBP: ff1100000f7aa000 R08: 1fe22000009b6a89 R09: ff1100000e01ae58
[   30.732547][  T585] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   30.732765][  T585] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.732960][  T585] FS:  00007fcb62b96840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   30.733191][  T585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.733366][  T585] CR2: 000000003c63e988 CR3: 0000000017284002 CR4: 0000000000771ef0
[   30.733562][  T585] PKRU: 55555554
[   30.733660][  T585] Call Trace:
[   30.733758][  T585]  <TASK>
[   30.733827][  T585]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.733961][  T585]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.734064][  T585]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.734195][  T585]  __dev_notify_flags (net/core/dev.c:9787)
[   30.734328][  T585]  ? netif_change_name (net/core/dev.c:1495)
[   30.734469][  T585]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.734599][  T585]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.734728][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.734858][  T585]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   30.734993][  T585]  netif_change_flags (net/core/dev.c:9820)
[   30.735124][  T585]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.735255][  T585]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.736018][  T585]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.736151][  T585]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.736313][  T585]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.736527][  T585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.736716][  T585]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.736846][  T585]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.736976][  T585]  ? __kernel_text_address (kernel/extable.c:79)
[   30.737106][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.737237][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.737376][  T585]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.737509][  T585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.737640][  T585]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.737769][  T585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.737898][  T585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.738028][  T585]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.738160][  T585]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.738289][  T585]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.738430][  T585]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.738562][  T585]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.738697][  T585]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.738831][  T585]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.738963][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.739093][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.739222][  T585]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.739362][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.739490][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.739623][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.739752][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.739880][  T585]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.740010][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.740140][  T585]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.740269][  T585]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.740408][  T585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.740539][  T585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.740670][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.740801][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.740928][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.741090][  T585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.741220][  T585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.741358][  T585]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.741492][  T585]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.741623][  T585]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.741756][  T585]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.741887][  T585]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.742018][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.742150][  T585]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.742281][  T585]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.742422][  T585]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.742555][  T585]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.742687][  T585]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.742818][  T585]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.742979][  T585]  ? move_addr_to_kernel (net/socket.c:258)
[   30.743109][  T585]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.743238][  T585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.743380][  T585]  ___sys_sendmsg (net/socket.c:2752)
[   30.743510][  T585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.743672][  T585]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.743815][  T585]  __sys_sendmsg (net/socket.c:2784)
[   30.743946][  T585]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.744076][  T585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.744239][  T585]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.744380][  T585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.744513][  T585]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.744644][  T585]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.744776][  T585]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.744906][  T585]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.745069][  T585] RIP: 0033:0x7fcb62dd008e
[   30.745206][  T585] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.745682][  T585] RSP: 002b:00007fff4ca367d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.745879][  T585] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcb62dd008e
[   30.746074][  T585] RDX: 0000000000000000 RSI: 00007fff4ca36880 RDI: 0000000000000005
[   30.746270][  T585] RBP: 00007fff4ca367e0 R08: 0000000000000000 R09: 0000000000000000
[   30.746478][  T585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e473
[   30.746674][  T585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ca36f50
| [   30.961111][  T595] ------------[ cut here ]------------
| [   30.961287][  T595] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/595
| [   30.961576][  T595] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   30.962166][  T595] Tainted: [W]=WARN
[   30.962270][  T595] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.962453][  T595] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.962634][  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
[   30.963110][  T595] RSP: 0018:ffa0000000e7f4e8 EFLAGS: 00010286
[   30.963278][  T595] RAX: 00000000ffffffa6 RBX: ff11000009798900 RCX: 1ff40000001cfe63
[   30.963490][  T595] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000097989bc
[   30.963693][  T595] RBP: ff11000007d19000 R08: 1fe22000012f3139 R09: ff1100000f795180
[   30.963891][  T595] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   30.964090][  T595] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   30.964291][  T595] FS:  00007fc8fe2f4100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   30.964536][  T595] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.964702][  T595] CR2: 00000000004d6034 CR3: 0000000004f75002 CR4: 0000000000771ef0
[   30.964902][  T595] PKRU: 55555554
[   30.965003][  T595] Call Trace:
[   30.965104][  T595]  <TASK>
[   30.965173][  T595]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.965311][  T595]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.966377][  T595]  notifier_call_chain (kernel/notifier.c:85)
[   30.966518][  T595]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   30.966762][  T595]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   30.966898][  T595]  ethnl_set_features (net/ethtool/features.c:288)
[   30.967036][  T595]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.967172][  T595]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   30.967309][  T595]  ? __nla_validate_parse (lib/nlattr.c:635)
[   30.967560][  T595]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   30.967732][  T595]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   30.967867][  T595]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   30.968040][  T595]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.968176][  T595]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   30.968311][  T595]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.968562][  T595]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   30.968700][  T595]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   30.968867][  T595]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.969033][  T595]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   30.969168][  T595]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.969307][  T595]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   30.969555][  T595]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.969688][  T595]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   30.969824][  T595]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.969962][  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))
[   30.970097][  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))
[   30.970231][  T595]  genl_rcv (net/netlink/genetlink.c:1218)
[   30.970333][  T595]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.970584][  T595]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.970717][  T595]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.970855][  T595]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.970992][  T595]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.971127][  T595]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.971264][  T595]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.971515][  T595]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   30.971650][  T595]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   30.971796][  T595]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   30.971928][  T595]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.972099][  T595]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   30.972234][  T595]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   30.972481][  T595]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.972615][  T595]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.972748][  T595]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.972883][  T595]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.973049][  T595] RIP: 0033:0x7fc8fe36508e
[   30.973189][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.973781][  T595] RSP: 002b:00007ffd537d66a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   30.973987][  T595] RAX: ffffffffffffffda RBX: 00000000111bf010 RCX: 00007fc8fe36508e
[   30.974187][  T595] RDX: 0000000000000048 RSI: 00000000111bf120 RDI: 0000000000000005
[   30.974480][  T595] RBP: 00007ffd537d66b0 R08: 00007fc8fe4f3980 R09: 000000000000000c
[   30.974678][  T595] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000111bf0b0
[   30.974876][  T595] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   31.041653][  T597] ------------[ cut here ]------------
| [   31.041811][  T597] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/597
| [   31.042040][  T597] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.042618][  T597] Tainted: [W]=WARN
[   31.042716][  T597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.042877][  T597] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.043046][  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
[   31.043516][  T597] RSP: 0018:ffa0000000e9f060 EFLAGS: 00010286
[   31.043679][  T597] RAX: 00000000ffffffa6 RBX: ff11000009798040 RCX: 1ff40000001d3dd2
[   31.043873][  T597] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000097980fc
[   31.044066][  T597] RBP: ff1100000a374000 R08: 1fe22000012f3021 R09: ff1100000f790b58
[   31.044258][  T597] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.044460][  T597] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   31.044657][  T597] FS:  00007f98e2a5d840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.044886][  T597] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.045047][  T597] CR2: 0000000037013988 CR3: 000000000d69f005 CR4: 0000000000771ef0
[   31.045242][  T597] PKRU: 55555554
[   31.045338][  T597] Call Trace:
[   31.045446][  T597]  <TASK>
[   31.045515][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.045647][  T597]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.045776][  T597]  notifier_call_chain (kernel/notifier.c:85)
[   31.045909][  T597]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   31.046042][  T597]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   31.046170][  T597]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.046299][  T597]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   31.046445][  T597]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   31.046577][  T597]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   31.046707][  T597]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.046840][  T597]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.047000][  T597]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.047134][  T597]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.047263][  T597]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.047402][  T597]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.047533][  T597]  ? __kernel_text_address (kernel/extable.c:79)
[   31.047665][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.047796][  T597]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.047925][  T597]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.048057][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.048188][  T597]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.048316][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.048458][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.048588][  T597]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.048719][  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)
[   31.048851][  T597]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.048981][  T597]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.049111][  T597]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.049241][  T597]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.049382][  T597]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.049515][  T597]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.049648][  T597]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.049777][  T597]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.049905][  T597]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.050034][  T597]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.050161][  T597]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.050294][  T597]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.050435][  T597]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.050563][  T597]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.050692][  T597]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.050822][  T597]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.050951][  T597]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.051080][  T597]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.051209][  T597]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.051338][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.051479][  T597]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.051607][  T597]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.051737][  T597]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.051868][  T597]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.052000][  T597]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.052132][  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))
[   31.052260][  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))
[   31.052403][  T597]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.052540][  T597]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.052669][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.052799][  T597]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.052931][  T597]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.053061][  T597]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.053193][  T597]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.053324][  T597]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.053462][  T597]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.053624][  T597]  ? move_addr_to_kernel (net/socket.c:258)
[   31.053755][  T597]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.053884][  T597]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.054015][  T597]  ___sys_sendmsg (net/socket.c:2752)
[   31.054144][  T597]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.054306][  T597]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.054460][  T597]  __sys_sendmsg (net/socket.c:2784)
[   31.054591][  T597]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.054720][  T597]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.054883][  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)
[   31.055014][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.055144][  T597]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.055274][  T597]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.055414][  T597]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.055544][  T597]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.055705][  T597] RIP: 0033:0x7f98e2c9708e
[   31.055842][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.056307][  T597] RSP: 002b:00007ffd63386570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.056514][  T597] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f98e2c9708e
[   31.056708][  T597] RDX: 0000000000000000 RSI: 00007ffd63386620 RDI: 0000000000000005
[   31.056903][  T597] RBP: 00007ffd63386580 R08: 0000000000000000 R09: 0000000000000000
[   31.057097][  T597] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.057290][  T597] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd63386cf0
| [   31.092519][  T598] ------------[ cut here ]------------
| [   31.092677][  T598] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/598
| [   31.092913][  T598] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.093513][  T598] Tainted: [W]=WARN
[   31.093615][  T598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.093784][  T598] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.093959][  T598] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.094450][  T598] RSP: 0018:ffa0000000eaf1b0 EFLAGS: 00010286
[   31.094618][  T598] RAX: 00000000ffffffa6 RBX: ff1100000518a200 RCX: 1ff40000001d5dfc
[   31.094817][  T598] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000518a2bc
[   31.095023][  T598] RBP: ff1100000fba2000 R08: 1fe2200000a31459 R09: ff110000178bae80
[   31.095224][  T598] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.095431][  T598] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89b20900
[   31.095634][  T598] FS:  00007f56979fd840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   31.095868][  T598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.096039][  T598] CR2: 00000000004a04a0 CR3: 000000000c03f004 CR4: 0000000000771ef0
[   31.096244][  T598] PKRU: 55555554
[   31.096352][  T598] Call Trace:
[   31.096455][  T598]  <TASK>
[   31.096526][  T598]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.096662][  T598]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.096766][  T598]  __dev_notify_flags (net/core/dev.c:9787)
[   31.096903][  T598]  ? netif_change_name (net/core/dev.c:1495)
[   31.097039][  T598]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   31.097209][  T598]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   31.097355][  T598]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   31.097491][  T598]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   31.097627][  T598]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   31.097765][  T598]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   31.097900][  T598]  ? __dev_get_by_name (net/core/dev.c:883)
[   31.098034][  T598]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   31.098176][  T598]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   31.098314][  T598]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.098457][  T598]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.098591][  T598]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.098726][  T598]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.098860][  T598]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.098994][  T598]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.099131][  T598]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.099267][  T598]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.099411][  T598]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.099545][  T598]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.099679][  T598]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.099813][  T598]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.099949][  T598]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.100081][  T598]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.100218][  T598]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.100362][  T598]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.100497][  T598]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.100633][  T598]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.100767][  T598]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.100903][  T598]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.101039][  T598]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.101173][  T598]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.101311][  T598]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.101456][  T598]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.101592][  T598]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.101731][  T598]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.101866][  T598]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.102001][  T598]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.102167][  T598]  ? move_addr_to_kernel (net/socket.c:258)
[   31.102303][  T598]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.102448][  T598]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[   31.102584][  T598]  ___sys_sendmsg (net/socket.c:2752)
[   31.102718][  T598]  ? wp_page_copy (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 ./include/linux/page_ref.h:205 ./include/linux/mm.h:1767 ./include/linux/mm.h:1772 ./include/linux/mm.h:2089 mm/memory.c:3989)
[   31.102854][  T598]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.102994][  T598]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[   31.103132][  T598]  ? 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))
[   31.103268][  T598]  __sys_sendmsg (net/socket.c:2784)
[   31.103411][  T598]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.103549][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.103682][  T598]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.103816][  T598]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.103951][  T598]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.104087][  T598]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.104220][  T598]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.104393][  T598] RIP: 0033:0x7f5697c3708e
[   31.104533][  T598] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.105007][  T598] RSP: 002b:00007ffe8fcaea70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.105206][  T598] RAX: ffffffffffffffda RBX: 00007ffe8fcaf218 RCX: 00007f5697c3708e
[   31.105415][  T598] RDX: 0000000000000000 RSI: 00007ffe8fcaeb20 RDI: 0000000000000005
[   31.105614][  T598] RBP: 00007ffe8fcaea80 R08: 0000000000000000 R09: 0000000000000000
[   31.105813][  T598] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.106015][  T598] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8fcaf1f0
| [   31.141654][  T599] ------------[ cut here ]------------
| [   31.141787][  T599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/599
| [   31.142019][  T599] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.142614][  T599] Tainted: [W]=WARN
[   31.142717][  T599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.142883][  T599] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.143057][  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
[   31.143538][  T599] RSP: 0018:ffa0000000ebeee0 EFLAGS: 00010286
[   31.143706][  T599] RAX: 00000000ffffffa6 RBX: ff110000020dcc80 RCX: 1ff40000001d7da2
[   31.143905][  T599] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020dcd3c
[   31.144104][  T599] RBP: ff11000007d19000 R08: 1fe220000041b9a9 R09: ff1100000e9a5158
[   31.144303][  T599] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.144511][  T599] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   31.144712][  T599] FS:  00007f9fc896a840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.144948][  T599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.145117][  T599] CR2: 00000000004ebb28 CR3: 000000000e397001 CR4: 0000000000771ef0
[   31.145318][  T599] PKRU: 55555554
[   31.145427][  T599] Call Trace:
[   31.145526][  T599]  <TASK>
[   31.145595][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.145729][  T599]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.145862][  T599]  notifier_call_chain (kernel/notifier.c:85)
[   31.145998][  T599]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   31.146131][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.146264][  T599]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   31.147018][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.147156][  T599]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   31.147289][  T599]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   31.147431][  T599]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   31.147567][  T599]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   31.147701][  T599]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   31.147836][  T599]  br_add_if (net/bridge/br_if.c:619)
[   31.147943][  T599]  do_set_master (net/core/rtnetlink.c:3011)
[   31.148076][  T599]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   31.148210][  T599]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   31.148354][  T599]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.148491][  T599]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.148656][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.148789][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.148921][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.149054][  T599]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.149188][  T599]  ? __kernel_text_address (kernel/extable.c:79)
[   31.149321][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.149465][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.149598][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.149733][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.149867][  T599]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.150000][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.150132][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.150264][  T599]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.150410][  T599]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   31.150545][  T599]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.150677][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.150812][  T599]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.150945][  T599]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.151082][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.151219][  T599]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.151361][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.151497][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.151630][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.151763][  T599]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.151896][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.152033][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.152166][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.152300][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.152447][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.152581][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.152716][  T599]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.152849][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.152983][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.153116][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.153252][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.153392][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.153529][  T599]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.153662][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.153796][  T599]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.153935][  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))
[   31.154068][  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))
[   31.154203][  T599]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.154349][  T599]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.154487][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.154622][  T599]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.154758][  T599]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.154895][  T599]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.155032][  T599]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.155168][  T599]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.155301][  T599]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.155476][  T599]  ? move_addr_to_kernel (net/socket.c:258)
[   31.155612][  T599]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.155746][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.155879][  T599]  ___sys_sendmsg (net/socket.c:2752)
[   31.156013][  T599]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.156178][  T599]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.156323][  T599]  __sys_sendmsg (net/socket.c:2784)
[   31.156467][  T599]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.156602][  T599]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.156771][  T599]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.156906][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.157043][  T599]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.157176][  T599]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.157310][  T599]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.157453][  T599]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.157621][  T599] RIP: 0033:0x7f9fc8ba408e
[   31.157762][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.158235][  T599] RSP: 002b:00007ffce24644e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.158446][  T599] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9fc8ba408e
[   31.158646][  T599] RDX: 0000000000000000 RSI: 00007ffce2464590 RDI: 0000000000000005
[   31.158847][  T599] RBP: 00007ffce24644f0 R08: 0000000000000000 R09: 0000000000000000
[   31.159045][  T599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.159244][  T599] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce2464c60
| [   31.160950][  T599] ------------[ cut here ]------------
| [   31.161087][  T599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/599
| [   31.161331][  T599] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.161945][  T599] Tainted: [W]=WARN
[   31.162052][  T599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.162229][  T599] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.162420][  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
[   31.162919][  T599] RSP: 0018:ffa0000000ebeea0 EFLAGS: 00010286
[   31.163102][  T599] RAX: 00000000ffffffa6 RBX: ff110000020dc3c0 RCX: 1ff40000001d7d9a
[   31.163311][  T599] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020dc47c
[   31.163530][  T599] RBP: ff11000007d19000 R08: 1fe220000041b891 R09: ff1100000e9a5158
[   31.163740][  T599] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   31.163953][  T599] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fba2dc0
[   31.164163][  T599] FS:  00007f9fc896a840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.164417][  T599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.164592][  T599] CR2: 00000000004ebb28 CR3: 000000000e397001 CR4: 0000000000771ef0
[   31.164801][  T599] PKRU: 55555554
[   31.164907][  T599] Call Trace:
[   31.165011][  T599]  <TASK>
[   31.165084][  T599]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.165227][  T599]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.165380][  T599]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.165487][  T599]  __dev_notify_flags (net/core/dev.c:9787)
[   31.165628][  T599]  ? netdev_notice (net/core/dev.c:13008)
[   31.165772][  T599]  ? netif_change_name (net/core/dev.c:1495)
[   31.165915][  T599]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   31.166093][  T599]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   31.166236][  T599]  __dev_set_promiscuity (net/core/dev.c:9630)
[   31.166387][  T599]  netif_set_promiscuity (net/core/dev.c:9639)
[   31.166527][  T599]  dev_set_promiscuity (net/core/dev_api.c:288)
[   31.166669][  T599]  br_port_set_promisc (net/bridge/br_if.c:108)
[   31.166812][  T599]  br_manage_promisc (net/bridge/br_if.c:174)
[   31.166954][  T599]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   31.167097][  T599]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   31.167207][  T599]  do_set_master (net/core/rtnetlink.c:3011)
[   31.167357][  T599]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   31.167500][  T599]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   31.167643][  T599]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.167785][  T599]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.167964][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.168104][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.168245][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.168391][  T599]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.168532][  T599]  ? __kernel_text_address (kernel/extable.c:79)
[   31.168675][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.168819][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.168962][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.169205][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.169355][  T599]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.169494][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.169637][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.169875][  T599]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.170017][  T599]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   31.170158][  T599]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.170302][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.170454][  T599]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.170594][  T599]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.170738][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.170884][  T599]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.171124][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.171264][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.171413][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.171556][  T599]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.171792][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.171935][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.172076][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.172217][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.172465][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.172608][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.172752][  T599]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.172892][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.173132][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.173273][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.173424][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.173564][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.173802][  T599]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.173944][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.174087][  T599]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.174230][  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))
[   31.174476][  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))
[   31.174621][  T599]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.174764][  T599]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.174906][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.175144][  T599]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.175290][  T599]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.175441][  T599]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.175584][  T599]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.175820][  T599]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.175962][  T599]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.176137][  T599]  ? move_addr_to_kernel (net/socket.c:258)
[   31.176279][  T599]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.176525][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.176667][  T599]  ___sys_sendmsg (net/socket.c:2752)
[   31.176807][  T599]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.176983][  T599]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.177231][  T599]  __sys_sendmsg (net/socket.c:2784)
[   31.177382][  T599]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.177530][  T599]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.177804][  T599]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.177948][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.178089][  T599]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.178229][  T599]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.178378][  T599]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.178517][  T599]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.178689][  T599] RIP: 0033:0x7f9fc8ba408e
[   31.178836][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.179330][  T599] RSP: 002b:00007ffce24644e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.179645][  T599] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9fc8ba408e
[   31.179853][  T599] RDX: 0000000000000000 RSI: 00007ffce2464590 RDI: 0000000000000005
[   31.180062][  T599] RBP: 00007ffce24644f0 R08: 0000000000000000 R09: 0000000000000000
[   31.180381][  T599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.180588][  T599] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce2464c60
| [   31.183898][  T599] ------------[ cut here ]------------
| [   31.184123][  T599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/599
| [   31.184362][  T599] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.185020][  T599] Tainted: [W]=WARN
[   31.185119][  T599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.185901][  T599] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.186076][  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
[   31.186684][  T599] RSP: 0018:ffa0000000ebf000 EFLAGS: 00010286
[   31.186852][  T599] RAX: 00000000ffffffa6 RBX: ff11000016915380 RCX: 1ff40000001d7dc6
[   31.187047][  T599] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001691543c
[   31.187243][  T599] RBP: ff1100000fba2000 R08: 1fe2200002d22a89 R09: ff1100000e9a5158
[   31.187447][  T599] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.187641][  T599] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   31.187837][  T599] FS:  00007f9fc896a840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.188076][  T599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.188238][  T599] CR2: 00000000004ebb28 CR3: 000000000e397001 CR4: 0000000000771ef0
[   31.188444][  T599] PKRU: 55555554
[   31.188541][  T599] Call Trace:
[   31.188639][  T599]  <TASK>
[   31.188707][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.188930][  T599]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.189063][  T599]  notifier_call_chain (kernel/notifier.c:85)
[   31.189198][  T599]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   31.189330][  T599]  ? __dev_open (./include/net/netdev_lock.h:33)
[   31.189570][  T599]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   31.189702][  T599]  br_add_if (net/bridge/br_if.c:679)
[   31.189805][  T599]  do_set_master (net/core/rtnetlink.c:3011)
[   31.189937][  T599]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   31.190155][  T599]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   31.190292][  T599]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.190434][  T599]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.190596][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.190814][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.190947][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.191078][  T599]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.191210][  T599]  ? __kernel_text_address (kernel/extable.c:79)
[   31.191439][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.191571][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.191701][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.191832][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.192052][  T599]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.192181][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.192311][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.192452][  T599]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.192671][  T599]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   31.192801][  T599]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.192934][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.193067][  T599]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.193285][  T599]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.193425][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.193559][  T599]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.193693][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.193910][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.194043][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.194174][  T599]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.194304][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.194450][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.194581][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.194711][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.194846][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.195065][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.195196][  T599]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.195327][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.195468][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.195684][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.195817][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.195950][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.196081][  T599]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.196299][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.196440][  T599]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.196576][  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))
[   31.196707][  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))
[   31.196928][  T599]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.197060][  T599]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.197193][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.197326][  T599]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.197554][  T599]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.197688][  T599]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.197820][  T599]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.197954][  T599]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.198172][  T599]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.198335][  T599]  ? move_addr_to_kernel (net/socket.c:258)
[   31.198477][  T599]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.198607][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.198828][  T599]  ___sys_sendmsg (net/socket.c:2752)
[   31.198960][  T599]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.199123][  T599]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.199265][  T599]  __sys_sendmsg (net/socket.c:2784)
[   31.199494][  T599]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.199624][  T599]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.199788][  T599]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.200008][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.200140][  T599]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.200271][  T599]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.200413][  T599]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.200631][  T599]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.200795][  T599] RIP: 0033:0x7f9fc8ba408e
[   31.200933][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.201502][  T599] RSP: 002b:00007ffce24644e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.201701][  T599] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9fc8ba408e
[   31.202008][  T599] RDX: 0000000000000000 RSI: 00007ffce2464590 RDI: 0000000000000005
[   31.202204][  T599] RBP: 00007ffce24644f0 R08: 0000000000000000 R09: 0000000000000000
[   31.202499][  T599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.202695][  T599] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce2464c60
| [   31.204589][  T599] ------------[ cut here ]------------
| [   31.204733][  T599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/599
| [   31.204963][  T599] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.205553][  T599] Tainted: [W]=WARN
[   31.205653][  T599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.205820][  T599] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.205994][  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
[   31.206475][  T599] RSP: 0018:ffa0000000ebef78 EFLAGS: 00010286
[   31.206641][  T599] RAX: 00000000ffffffa6 RBX: ff1100000518ae40 RCX: 1ff40000001d7db5
[   31.206838][  T599] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000518aefc
[   31.207036][  T599] RBP: ff1100000fba2000 R08: 1fe2200000a315e1 R09: ff1100000e9a5158
[   31.207232][  T599] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   31.207436][  T599] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   31.207638][  T599] FS:  00007f9fc896a840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   31.207872][  T599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.208039][  T599] CR2: 00007f5697aca574 CR3: 000000000e397005 CR4: 0000000000771ef0
[   31.208237][  T599] PKRU: 55555554
[   31.208337][  T599] Call Trace:
[   31.208450][  T599]  <TASK>
[   31.208518][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.208652][  T599]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.208786][  T599]  notifier_call_chain (kernel/notifier.c:85)
[   31.208922][  T599]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   31.209090][  T599]  ? netdev_change_features (net/core/dev.c:11117)
[   31.209224][  T599]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   31.209369][  T599]  br_add_if (net/bridge/br_if.c:683)
[   31.209479][  T599]  do_set_master (net/core/rtnetlink.c:3011)
[   31.209613][  T599]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   31.209747][  T599]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   31.209882][  T599]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.210017][  T599]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.210181][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.210312][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.210454][  T599]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.210586][  T599]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.210719][  T599]  ? __kernel_text_address (kernel/extable.c:79)
[   31.210852][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.210988][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.211120][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.211255][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.211396][  T599]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.211527][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.211659][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.211791][  T599]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.211923][  T599]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   31.212054][  T599]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.212188][  T599]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.212321][  T599]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.212464][  T599]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.212599][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.212734][  T599]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.212868][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.213002][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.213135][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.213266][  T599]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.213408][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.213546][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.213676][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.213808][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.213942][  T599]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.214076][  T599]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.214208][  T599]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.214348][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.214481][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.214612][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.214746][  T599]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.214877][  T599]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.215010][  T599]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.215142][  T599]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.215275][  T599]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.215419][  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))
[   31.215552][  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))
[   31.215686][  T599]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.215818][  T599]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.215950][  T599]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.216084][  T599]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.216217][  T599]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.216357][  T599]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.216494][  T599]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.216626][  T599]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.216757][  T599]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.216920][  T599]  ? move_addr_to_kernel (net/socket.c:258)
[   31.217053][  T599]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.217185][  T599]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.217325][  T599]  ___sys_sendmsg (net/socket.c:2752)
[   31.217468][  T599]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.217632][  T599]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.217776][  T599]  __sys_sendmsg (net/socket.c:2784)
[   31.217908][  T599]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.218040][  T599]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.218208][  T599]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.218349][  T599]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.218485][  T599]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.218617][  T599]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.218749][  T599]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.218880][  T599]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.219044][  T599] RIP: 0033:0x7f9fc8ba408e
[   31.219184][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.219666][  T599] RSP: 002b:00007ffce24644e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.219864][  T599] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9fc8ba408e
[   31.220062][  T599] RDX: 0000000000000000 RSI: 00007ffce2464590 RDI: 0000000000000005
[   31.220258][  T599] RBP: 00007ffce24644f0 R08: 0000000000000000 R09: 0000000000000000
[   31.220468][  T599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.220664][  T599] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce2464c60
| [   31.255430][  T600] ------------[ cut here ]------------
| [   31.255585][  T600] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/600
| [   31.255825][  T600] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.256430][  T600] Tainted: [W]=WARN
[   31.256533][  T600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.256704][  T600] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.256883][  T600] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.257388][  T600] RSP: 0018:ffa0000000ecee30 EFLAGS: 00010286
[   31.257561][  T600] RAX: 00000000ffffffa6 RBX: ff110000096f5a80 RCX: 1ff40000001d9d8c
[   31.257761][  T600] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000096f5b3c
[   31.257961][  T600] RBP: ff110000028c9000 R08: 1fe22000012deb69 R09: ff1100000e9a2e80
[   31.258160][  T600] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   31.258369][  T600] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000512dc88
[   31.258577][  T600] FS:  00007f9cca15b840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.258813][  T600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.258981][  T600] CR2: 000000000042ebe0 CR3: 0000000015b7c003 CR4: 0000000000771ef0
[   31.259183][  T600] PKRU: 55555554
[   31.259284][  T600] Call Trace:
[   31.259394][  T600]  <TASK>
[   31.259465][  T600]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.259612][  T600]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.259716][  T600]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   31.259884][  T600]  __dev_notify_flags (net/core/dev.c:9787)
[   31.260020][  T600]  ? netif_change_name (net/core/dev.c:1495)
[   31.260155][  T600]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   31.260291][  T600]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   31.260564][  T600]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   31.260702][  T600]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.260835][  T600]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   31.260972][  T600]  veth_newlink (drivers/net/veth.c:1871)
[   31.261108][  T600]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   31.261243][  T600]  ? kasan_save_stack (mm/kasan/common.c:57)
[   31.261475][  T600]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.261611][  T600]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   31.261838][  T600]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   31.261975][  T600]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   31.262111][  T600]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   31.262246][  T600]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   31.262457][  T600]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   31.262595][  T600]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   31.262730][  T600]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   31.262865][  T600]  ? __dev_get_by_name (net/core/dev.c:883)
[   31.263000][  T600]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   31.263141][  T600]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   31.263281][  T600]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.263494][  T600]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.263628][  T600]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.263762][  T600]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.263895][  T600]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.264035][  T600]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.264174][  T600]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.264309][  T600]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.264507][  T600]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.264643][  T600]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.264778][  T600]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.264913][  T600]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.265054][  T600]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.265188][  T600]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.265323][  T600]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.265613][  T600]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.265750][  T600]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.265888][  T600]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.266022][  T600]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.266159][  T600]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.266296][  T600]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.266505][  T600]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.266642][  T600]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.266779][  T600]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.266915][  T600]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.267051][  T600]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.267188][  T600]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.267324][  T600]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.267524][  T600]  ? move_addr_to_kernel (net/socket.c:258)
[   31.267663][  T600]  ___sys_sendmsg (net/socket.c:2752)
[   31.267797][  T600]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.267934][  T600]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.268080][  T600]  ? 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))
[   31.268218][  T600]  __sys_sendmsg (net/socket.c:2784)
[   31.268368][  T600]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.268509][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.268642][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.268778][  T600]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.268912][  T600]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.269046][  T600]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.269181][  T600]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.269357][  T600] RIP: 0033:0x7f9cca39508e
[   31.269502][  T600] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.269983][  T600] RSP: 002b:00007fffc8f0a070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.270189][  T600] RAX: ffffffffffffffda RBX: 00007fffc8f0a818 RCX: 00007f9cca39508e
[   31.270401][  T600] RDX: 0000000000000000 RSI: 00007fffc8f0a120 RDI: 0000000000000005
[   31.270603][  T600] RBP: 00007fffc8f0a080 R08: 0000000000000000 R09: 0000000000000000
[   31.270805][  T600] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.271008][  T600] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc8f0a7f0
| [   31.286638][  T600] ------------[ cut here ]------------
| [   31.286788][  T600] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/600
| [   31.287018][  T600] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.287609][  T600] Tainted: [W]=WARN
[   31.287711][  T600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.287880][  T600] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.288053][  T600] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.288540][  T600] RSP: 0018:ffa0000000ecf1b0 EFLAGS: 00010286
[   31.288710][  T600] RAX: 00000000ffffffa6 RBX: ff1100000d400ac0 RCX: 1ff40000001d9dfc
[   31.288913][  T600] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d400b7c
[   31.289113][  T600] RBP: ff1100000ea21000 R08: 1fe2200001a80171 R09: ff1100000e9a2e80
[   31.289313][  T600] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.289518][  T600] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   31.289719][  T600] FS:  00007f9cca15b840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   31.289951][  T600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.290119][  T600] CR2: 00007fd0d4b73888 CR3: 0000000015b7c003 CR4: 0000000000771ef0
[   31.290320][  T600] PKRU: 55555554
[   31.290428][  T600] Call Trace:
[   31.290528][  T600]  <TASK>
[   31.290597][  T600]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.290734][  T600]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.290837][  T600]  __dev_notify_flags (net/core/dev.c:9787)
[   31.290972][  T600]  ? netif_change_name (net/core/dev.c:1495)
[   31.291110][  T600]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   31.291243][  T600]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   31.291392][  T600]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   31.291530][  T600]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   31.291666][  T600]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   31.291799][  T600]  ? __dev_get_by_name (net/core/dev.c:883)
[   31.291932][  T600]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   31.292072][  T600]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   31.292210][  T600]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.292353][  T600]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.292491][  T600]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.292624][  T600]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.292756][  T600]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.292889][  T600]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.293027][  T600]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.293163][  T600]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.293299][  T600]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.293448][  T600]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.293585][  T600]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.293718][  T600]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.293853][  T600]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.293987][  T600]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.294123][  T600]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.294257][  T600]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.294402][  T600]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.294540][  T600]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.294673][  T600]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.294810][  T600]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.294945][  T600]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.295080][  T600]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.295216][  T600]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.295359][  T600]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.295494][  T600]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.295631][  T600]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.295765][  T600]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.295899][  T600]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.296066][  T600]  ? move_addr_to_kernel (net/socket.c:258)
[   31.296204][  T600]  ___sys_sendmsg (net/socket.c:2752)
[   31.296339][  T600]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.296483][  T600]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.296628][  T600]  ? 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))
[   31.296764][  T600]  __sys_sendmsg (net/socket.c:2784)
[   31.296899][  T600]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.297038][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.297171][  T600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.297304][  T600]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.297451][  T600]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.297586][  T600]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.297721][  T600]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.297886][  T600] RIP: 0033:0x7f9cca39508e
[   31.298026][  T600] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.298506][  T600] RSP: 002b:00007fffc8f0a070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.298710][  T600] RAX: ffffffffffffffda RBX: 00007fffc8f0a818 RCX: 00007f9cca39508e
[   31.298907][  T600] RDX: 0000000000000000 RSI: 00007fffc8f0a120 RDI: 0000000000000005
[   31.299104][  T600] RBP: 00007fffc8f0a080 R08: 0000000000000000 R09: 0000000000000000
[   31.299299][  T600] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.299510][  T600] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc8f0a7f0
| [   31.349101][  T601] ------------[ cut here ]------------
| [   31.349256][  T601] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/601
| [   31.349537][  T601] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.350128][  T601] Tainted: [W]=WARN
[   31.350231][  T601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.350411][  T601] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.350584][  T601] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.351059][  T601] RSP: 0018:ffa0000000edf4e8 EFLAGS: 00010286
[   31.351229][  T601] RAX: 00000000ffffffa6 RBX: ff11000017696900 RCX: 1ff40000001dbe63
[   31.351435][  T601] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176969bc
[   31.351633][  T601] RBP: ff1100000ea21000 R08: 1fe2200002ed2d39 R09: ff1100000e9a0b80
[   31.351830][  T601] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   31.352028][  T601] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   31.352229][  T601] FS:  00007f565d585100(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   31.352471][  T601] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.352637][  T601] CR2: 00000000004d6034 CR3: 00000000172c6002 CR4: 0000000000771ef0
[   31.352836][  T601] PKRU: 55555554
[   31.352935][  T601] Call Trace:
[   31.353038][  T601]  <TASK>
[   31.353107][  T601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.353242][  T601]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.353391][  T601]  notifier_call_chain (kernel/notifier.c:85)
[   31.353528][  T601]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   31.353662][  T601]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   31.353797][  T601]  ethnl_set_features (net/ethtool/features.c:288)
[   31.353935][  T601]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.354071][  T601]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   31.354208][  T601]  ? __nla_validate_parse (lib/nlattr.c:635)
[   31.354353][  T601]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   31.354523][  T601]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   31.354658][  T601]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   31.354826][  T601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.354958][  T601]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   31.355092][  T601]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   31.355228][  T601]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   31.355372][  T601]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   31.355543][  T601]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.355710][  T601]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   31.355844][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.355982][  T601]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   31.356117][  T601]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.356253][  T601]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   31.356492][  T601]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.356630][  T601]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.356761][  T601]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.356895][  T601]  genl_rcv (net/netlink/genetlink.c:1218)
[   31.356997][  T601]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.357130][  T601]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.357263][  T601]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.357502][  T601]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.357637][  T601]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.357771][  T601]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.357905][  T601]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.358040][  T601]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   31.358173][  T601]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   31.358318][  T601]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   31.358530][  T601]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.358697][  T601]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.358829][  T601]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   31.358962][  T601]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.359095][  T601]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.359228][  T601]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.359463][  T601]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.359629][  T601] RIP: 0033:0x7f565d5f608e
[   31.359768][  T601] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.360240][  T601] RSP: 002b:00007ffc1bc7aea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   31.360527][  T601] RAX: ffffffffffffffda RBX: 0000000029dc1010 RCX: 00007f565d5f608e
[   31.360728][  T601] RDX: 00000000000000e4 RSI: 0000000029dc1120 RDI: 0000000000000005
[   31.360924][  T601] RBP: 00007ffc1bc7aeb0 R08: 00007f565d784980 R09: 000000000000000c
[   31.361121][  T601] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000029dc10b0
[   31.361318][  T601] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   31.395061][  T602] ------------[ cut here ]------------
| [   31.395212][  T602] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/602
| [   31.396454][  T602] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.397041][  T602] Tainted: [W]=WARN
[   31.397143][  T602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.397311][  T602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.397612][  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
[   31.398086][  T602] RSP: 0018:ffa0000000eef4e8 EFLAGS: 00010286
[   31.398254][  T602] RAX: 00000000ffffffa6 RBX: ff11000005f05c40 RCX: 1ff40000001dde63
[   31.398571][  T602] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f05cfc
[   31.398782][  T602] RBP: ff1100000ea21000 R08: 1fe2200000be0ba1 R09: ff1100000f94d180
[   31.398982][  T602] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.399181][  T602] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   31.399501][  T602] FS:  00007f23bd11e100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.399738][  T602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.399907][  T602] CR2: 00000000004d6034 CR3: 000000000c4db001 CR4: 0000000000771ef0
[   31.400112][  T602] PKRU: 55555554
[   31.400213][  T602] Call Trace:
[   31.400315][  T602]  <TASK>
[   31.400500][  T602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.400639][  T602]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.400774][  T602]  notifier_call_chain (kernel/notifier.c:85)
[   31.400911][  T602]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   31.401048][  T602]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   31.401185][  T602]  ethnl_set_features (net/ethtool/features.c:288)
[   31.401323][  T602]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.401575][  T602]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   31.401714][  T602]  ? __nla_validate_parse (lib/nlattr.c:635)
[   31.401852][  T602]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   31.402023][  T602]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   31.402159][  T602]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   31.402329][  T602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.402580][  T602]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   31.402717][  T602]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   31.402853][  T602]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   31.402988][  T602]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   31.403155][  T602]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.403322][  T602]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   31.403575][  T602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.403712][  T602]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   31.403850][  T602]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.403984][  T602]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   31.404120][  T602]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.404259][  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))
[   31.404509][  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))
[   31.404646][  T602]  genl_rcv (net/netlink/genetlink.c:1218)
[   31.404748][  T602]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.404885][  T602]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.405020][  T602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.405158][  T602]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.405294][  T602]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.405546][  T602]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.405683][  T602]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.405819][  T602]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   31.405956][  T602]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   31.406104][  T602]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   31.406238][  T602]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.406525][  T602]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.406661][  T602]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   31.406797][  T602]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.406932][  T602]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.407067][  T602]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.407201][  T602]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.407484][  T602] RIP: 0033:0x7f23bd18f08e
[   31.407625][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.408099][  T602] RSP: 002b:00007ffc60edabf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   31.408302][  T602] RAX: ffffffffffffffda RBX: 000000003884b010 RCX: 00007f23bd18f08e
[   31.408613][  T602] RDX: 0000000000000058 RSI: 000000003884b120 RDI: 0000000000000005
[   31.408817][  T602] RBP: 00007ffc60edac00 R08: 00007f23bd31d980 R09: 000000000000000c
[   31.409017][  T602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003884b0b0
[   31.409220][  T602] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   31.457010][  T603] ------------[ cut here ]------------
| [   31.457205][  T603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/603
| [   31.457541][  T603] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.458221][  T603] Tainted: [W]=WARN
[   31.458392][  T603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.458615][  T603] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.458840][  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
[   31.459387][  T603] RSP: 0018:ffa0000000ecf4e8 EFLAGS: 00010286
[   31.459605][  T603] RAX: 00000000ffffffa6 RBX: ff1100000d464e40 RCX: 1ff40000001d9e63
[   31.459853][  T603] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d464efc
[   31.460100][  T603] RBP: ff1100000ea21000 R08: 1fe2200001a8c9e1 R09: ff1100000f94ae80
[   31.460367][  T603] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   31.460616][  T603] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   31.460866][  T603] FS:  00007eff5f3b7100(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   31.461150][  T603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.461385][  T603] CR2: 00000000004d6034 CR3: 0000000015b45003 CR4: 0000000000771ef0
[   31.461635][  T603] PKRU: 55555554
[   31.461784][  T603] Call Trace:
[   31.461932][  T603]  <TASK>
[   31.462051][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.462235][  T603]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.462439][  T603]  notifier_call_chain (kernel/notifier.c:85)
[   31.462626][  T603]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   31.462812][  T603]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   31.462997][  T603]  ethnl_set_features (net/ethtool/features.c:288)
[   31.463183][  T603]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.463387][  T603]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   31.463578][  T603]  ? __nla_validate_parse (lib/nlattr.c:635)
[   31.463765][  T603]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   31.463998][  T603]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   31.464184][  T603]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   31.464422][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.464606][  T603]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   31.464789][  T603]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   31.464975][  T603]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   31.465159][  T603]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   31.465390][  T603]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.465609][  T603]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   31.465791][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.465977][  T603]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   31.466161][  T603]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.466361][  T603]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   31.466546][  T603]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.466735][  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))
[   31.466917][  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))
[   31.467104][  T603]  genl_rcv (net/netlink/genetlink.c:1218)
[   31.467255][  T603]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.467463][  T603]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.467652][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.467838][  T603]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.468025][  T603]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.468211][  T603]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.468416][  T603]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.468604][  T603]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   31.468791][  T603]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   31.468989][  T603]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   31.469174][  T603]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.469415][  T603]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.469600][  T603]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   31.469784][  T603]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.469976][  T603]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.470160][  T603]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.470362][  T603]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.470579][  T603] RIP: 0033:0x7eff5f42808e
[   31.470769][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.471295][  T603] RSP: 002b:00007ffc502d4500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   31.471563][  T603] RAX: ffffffffffffffda RBX: 000000002939c010 RCX: 00007eff5f42808e
[   31.471810][  T603] RDX: 00000000000000d0 RSI: 000000002939c120 RDI: 0000000000000005
[   31.472058][  T603] RBP: 00007ffc502d4510 R08: 00007eff5f5b6980 R09: 000000000000000c
[   31.472309][  T603] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002939c0b0
[   31.472567][  T603] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   31.503316][  T604] ------------[ cut here ]------------
| [   31.503477][  T604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/604
| [   31.503713][  T604] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.504291][  T604] Tainted: [W]=WARN
[   31.504401][  T604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.504566][  T604] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.504737][  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
[   31.505205][  T604] RSP: 0018:ffa0000000eef020 EFLAGS: 00010286
[   31.505382][  T604] RAX: 00000000ffffffa6 RBX: ff1100000d464040 RCX: 1ff40000001dddca
[   31.505578][  T604] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4640fc
[   31.505772][  T604] RBP: ff1100000ea21000 R08: 1fe2200001a8c821 R09: ff1100000f948b58
[   31.505968][  T604] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   31.506164][  T604] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.506368][  T604] FS:  00007fb142bf4840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   31.506636][  T604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.506824][  T604] CR2: 00000000004eb730 CR3: 0000000009287005 CR4: 0000000000771ef0
[   31.507033][  T604] PKRU: 55555554
[   31.507135][  T604] Call Trace:
[   31.507237][  T604]  <TASK>
[   31.507309][  T604]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.507459][  T604]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.507566][  T604]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.507705][  T604]  __dev_notify_flags (net/core/dev.c:9787)
[   31.507841][  T604]  ? netif_change_name (net/core/dev.c:1495)
[   31.507976][  T604]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.508111][  T604]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   31.508244][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.508389][  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))
[   31.508528][  T604]  netif_change_flags (net/core/dev.c:9820)
[   31.508664][  T604]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.508798][  T604]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.508933][  T604]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.509067][  T604]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.509233][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.509376][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.509508][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.509639][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.509774][  T604]  ? __kernel_text_address (kernel/extable.c:79)
[   31.509907][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.510041][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.510173][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.510307][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.510451][  T604]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.510582][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.510714][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.510845][  T604]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.510977][  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)
[   31.511109][  T604]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.511239][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.511383][  T604]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.511513][  T604]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.511647][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.511781][  T604]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.511915][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.512045][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.512175][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.512306][  T604]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.512444][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.512577][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.512707][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.512840][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.512972][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.513104][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.513235][  T604]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.513393][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.513528][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.513658][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.513790][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.513921][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.514053][  T604]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.514183][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.514313][  T604]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.514463][  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))
[   31.514592][  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))
[   31.514725][  T604]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.514856][  T604]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.514989][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.515120][  T604]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.515252][  T604]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.515393][  T604]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.515526][  T604]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.515657][  T604]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.515787][  T604]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.515951][  T604]  ? move_addr_to_kernel (net/socket.c:258)
[   31.516085][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.516215][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.516356][  T604]  ___sys_sendmsg (net/socket.c:2752)
[   31.516486][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.516647][  T604]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.516791][  T604]  __sys_sendmsg (net/socket.c:2784)
[   31.516922][  T604]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.517054][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.517218][  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)
[   31.517359][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.517491][  T604]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.517622][  T604]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.517752][  T604]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.517884][  T604]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.518049][  T604] RIP: 0033:0x7fb142e2e08e
[   31.518189][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.518665][  T604] RSP: 002b:00007fffd7cf2f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.518865][  T604] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb142e2e08e
[   31.519062][  T604] RDX: 0000000000000000 RSI: 00007fffd7cf3000 RDI: 0000000000000005
[   31.519258][  T604] RBP: 00007fffd7cf2f60 R08: 0000000000000000 R09: 0000000000000000
[   31.519459][  T604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.519654][  T604] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd7cf36d0
| [   31.522881][  T604] ------------[ cut here ]------------
| [   31.523030][  T604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/604
| [   31.523265][  T604] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.523873][  T604] Tainted: [W]=WARN
[   31.523975][  T604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.524169][  T604] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.524353][  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
[   31.524832][  T604] RSP: 0018:ffa0000000eeeee0 EFLAGS: 00010286
[   31.525001][  T604] RAX: 00000000ffffffa6 RBX: ff1100000b750ac0 RCX: 1ff40000001ddda2
[   31.525198][  T604] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b750b7c
[   31.525406][  T604] RBP: ff1100000ea21000 R08: 1fe22000016ea171 R09: ff1100000f948b58
[   31.525606][  T604] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.525807][  T604] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   31.526009][  T604] FS:  00007fb142bf4840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.526241][  T604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.526416][  T604] CR2: 00000000004d6034 CR3: 0000000009287002 CR4: 0000000000771ef0
[   31.526620][  T604] PKRU: 55555554
[   31.526721][  T604] Call Trace:
[   31.526821][  T604]  <TASK>
[   31.526890][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.527024][  T604]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.527158][  T604]  notifier_call_chain (kernel/notifier.c:85)
[   31.527295][  T604]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   31.527437][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.527571][  T604]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   31.527706][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.527844][  T604]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   31.527978][  T604]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   31.528113][  T604]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   31.528246][  T604]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   31.528388][  T604]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   31.528525][  T604]  br_add_if (net/bridge/br_if.c:619)
[   31.528630][  T604]  do_set_master (net/core/rtnetlink.c:3011)
[   31.528765][  T604]  ? netif_change_flags (net/core/dev.c:9820)
[   31.528900][  T604]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   31.529038][  T604]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.529173][  T604]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.529339][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.529482][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.529615][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.529748][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.529882][  T604]  ? __kernel_text_address (kernel/extable.c:79)
[   31.530018][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.530153][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.530286][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.530432][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.530564][  T604]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.530696][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.530829][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.530962][  T604]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.531097][  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)
[   31.531231][  T604]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.531372][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.531508][  T604]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.531641][  T604]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.531776][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.531915][  T604]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.532051][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.532184][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.532318][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.532459][  T604]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.532591][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.532726][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.532859][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.532991][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.533124][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.533257][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.533399][  T604]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.533535][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.533666][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.533797][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.533934][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.534067][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.534200][  T604]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.534334][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.534476][  T604]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.534613][  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))
[   31.534744][  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))
[   31.534879][  T604]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.535013][  T604]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.535146][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.535280][  T604]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.535423][  T604]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.535559][  T604]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.535694][  T604]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.535827][  T604]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.535959][  T604]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.536124][  T604]  ? move_addr_to_kernel (net/socket.c:258)
[   31.536259][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.536424][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.536566][  T604]  ___sys_sendmsg (net/socket.c:2752)
[   31.536699][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.536864][  T604]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.537011][  T604]  __sys_sendmsg (net/socket.c:2784)
[   31.537144][  T604]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.537277][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.537454][  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)
[   31.537591][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.537725][  T604]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.537859][  T604]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.537995][  T604]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.538129][  T604]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.538295][  T604] RIP: 0033:0x7fb142e2e08e
[   31.538443][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.538921][  T604] RSP: 002b:00007fffd7cf2f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.539124][  T604] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb142e2e08e
[   31.539325][  T604] RDX: 0000000000000000 RSI: 00007fffd7cf3000 RDI: 0000000000000005
[   31.539536][  T604] RBP: 00007fffd7cf2f60 R08: 0000000000000000 R09: 0000000000000000
[   31.539738][  T604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.539939][  T604] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd7cf36d0
| [   31.541640][  T604] ------------[ cut here ]------------
| [   31.541777][  T604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/604
| [   31.542018][  T604] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.542636][  T604] Tainted: [W]=WARN
[   31.542742][  T604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.542917][  T604] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.543099][  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
[   31.543606][  T604] RSP: 0018:ffa0000000eeeea0 EFLAGS: 00010286
[   31.543786][  T604] RAX: 00000000ffffffa6 RBX: ff1100000b750e40 RCX: 1ff40000001ddd9a
[   31.543996][  T604] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b750efc
[   31.544206][  T604] RBP: ff1100000ea21000 R08: 1fe22000016ea1e1 R09: ff1100000f948b58
[   31.544423][  T604] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   31.544631][  T604] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fba2dc0
[   31.544842][  T604] FS:  00007fb142bf4840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.545091][  T604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.545266][  T604] CR2: 00000000004d6034 CR3: 0000000009287002 CR4: 0000000000771ef0
[   31.545485][  T604] PKRU: 55555554
[   31.545589][  T604] Call Trace:
[   31.545694][  T604]  <TASK>
[   31.545766][  T604]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.545911][  T604]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.546055][  T604]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.546162][  T604]  __dev_notify_flags (net/core/dev.c:9787)
[   31.546305][  T604]  ? netdev_notice (net/core/dev.c:13008)
[   31.546457][  T604]  ? netif_change_name (net/core/dev.c:1495)
[   31.546599][  T604]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   31.546776][  T604]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   31.546919][  T604]  __dev_set_promiscuity (net/core/dev.c:9630)
[   31.547064][  T604]  netif_set_promiscuity (net/core/dev.c:9639)
[   31.547206][  T604]  dev_set_promiscuity (net/core/dev_api.c:288)
[   31.547356][  T604]  br_port_set_promisc (net/bridge/br_if.c:108)
[   31.547499][  T604]  br_manage_promisc (net/bridge/br_if.c:174)
[   31.547640][  T604]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   31.547783][  T604]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   31.547893][  T604]  do_set_master (net/core/rtnetlink.c:3011)
[   31.548038][  T604]  ? netif_change_flags (net/core/dev.c:9820)
[   31.548180][  T604]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   31.548323][  T604]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.548474][  T604]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.548649][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.548790][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.548931][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.549074][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.549215][  T604]  ? __kernel_text_address (kernel/extable.c:79)
[   31.549363][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.549506][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.549645][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.549785][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.549926][  T604]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.550067][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.550207][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.550356][  T604]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.550497][  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)
[   31.550637][  T604]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.550780][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.550922][  T604]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.551062][  T604]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.551205][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.551357][  T604]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.551501][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.551640][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.551781][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.551921][  T604]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.552060][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.552205][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.552351][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.552492][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.552634][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.552775][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.552916][  T604]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.553057][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.553198][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.553339][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.553490][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.553629][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.553771][  T604]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.553910][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.554052][  T604]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.554197][  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))
[   31.554339][  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))
[   31.554491][  T604]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.554634][  T604]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.554776][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.554918][  T604]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.555061][  T604]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.555205][  T604]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.555353][  T604]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.555495][  T604]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.555636][  T604]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.555809][  T604]  ? move_addr_to_kernel (net/socket.c:258)
[   31.555950][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.556092][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.556234][  T604]  ___sys_sendmsg (net/socket.c:2752)
[   31.556383][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.556560][  T604]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.556713][  T604]  __sys_sendmsg (net/socket.c:2784)
[   31.556854][  T604]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.557098][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.557275][  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)
[   31.557429][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.557571][  T604]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.557808][  T604]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.557948][  T604]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.558091][  T604]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.558265][  T604] RIP: 0033:0x7fb142e2e08e
[   31.558521][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.559120][  T604] RSP: 002b:00007fffd7cf2f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.559329][  T604] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb142e2e08e
[   31.559549][  T604] RDX: 0000000000000000 RSI: 00007fffd7cf3000 RDI: 0000000000000005
[   31.559858][  T604] RBP: 00007fffd7cf2f60 R08: 0000000000000000 R09: 0000000000000000
[   31.560072][  T604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.560282][  T604] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd7cf36d0
| [   31.562934][  T604] ------------[ cut here ]------------
| [   31.563070][  T604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/604
| [   31.563392][  T604] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.564066][  T604] Tainted: [W]=WARN
[   31.564167][  T604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.564334][  T604] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.564516][  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
[   31.565079][  T604] RSP: 0018:ffa0000000eef000 EFLAGS: 00010286
[   31.565245][  T604] RAX: 00000000ffffffa6 RBX: ff1100000b751700 RCX: 1ff40000001dddc6
[   31.565450][  T604] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7517bc
[   31.565738][  T604] RBP: ff1100000fba2000 R08: 1fe22000016ea2f9 R09: ff1100000f948b58
[   31.565935][  T604] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.566135][  T604] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   31.566431][  T604] FS:  00007fb142bf4840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.566660][  T604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.566912][  T604] CR2: 00000000004d6034 CR3: 0000000009287002 CR4: 0000000000771ef0
[   31.567112][  T604] PKRU: 55555554
[   31.567211][  T604] Call Trace:
[   31.567309][  T604]  <TASK>
[   31.567385][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.567517][  T604]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.567651][  T604]  notifier_call_chain (kernel/notifier.c:85)
[   31.567785][  T604]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   31.567919][  T604]  ? __dev_open (./include/net/netdev_lock.h:33)
[   31.568143][  T604]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   31.568276][  T604]  br_add_if (net/bridge/br_if.c:679)
[   31.568389][  T604]  do_set_master (net/core/rtnetlink.c:3011)
[   31.568522][  T604]  ? netif_change_flags (net/core/dev.c:9820)
[   31.568742][  T604]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   31.568876][  T604]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.569009][  T604]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.569172][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.569405][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.569542][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.569674][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.569807][  T604]  ? __kernel_text_address (kernel/extable.c:79)
[   31.570026][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.570159][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.570290][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.570517][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.570649][  T604]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.570781][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.570912][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.571045][  T604]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.571265][  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)
[   31.571409][  T604]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.571546][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.571683][  T604]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.571899][  T604]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.572035][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.572171][  T604]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.572305][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.572532][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.572664][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.572798][  T604]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.572929][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.573150][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.573281][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.573422][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.573554][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.573773][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.573906][  T604]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.574037][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.574168][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.574393][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.574526][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.574656][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.574788][  T604]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.575007][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.575142][  T604]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.575276][  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))
[   31.575502][  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))
[   31.575637][  T604]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.575771][  T604]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.575905][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.576039][  T604]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.576260][  T604]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.576404][  T604]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.576538][  T604]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.576671][  T604]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.576888][  T604]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.577052][  T604]  ? move_addr_to_kernel (net/socket.c:258)
[   31.577185][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.577411][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.577546][  T604]  ___sys_sendmsg (net/socket.c:2752)
[   31.577677][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.577840][  T604]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.578071][  T604]  __sys_sendmsg (net/socket.c:2784)
[   31.578205][  T604]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.578334][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.578508][  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)
[   31.578729][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.578862][  T604]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.578993][  T604]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.579125][  T604]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.579351][  T604]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.579515][  T604] RIP: 0033:0x7fb142e2e08e
[   31.579652][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.580216][  T604] RSP: 002b:00007fffd7cf2f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.580511][  T604] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb142e2e08e
[   31.580707][  T604] RDX: 0000000000000000 RSI: 00007fffd7cf3000 RDI: 0000000000000005
[   31.580905][  T604] RBP: 00007fffd7cf2f60 R08: 0000000000000000 R09: 0000000000000000
[   31.581190][  T604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.581397][  T604] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd7cf36d0
| [   31.583243][  T604] ------------[ cut here ]------------
| [   31.583389][  T604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/604
| [   31.583702][  T604] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.584365][  T604] Tainted: [W]=WARN
[   31.584465][  T604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.584632][  T604] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.584805][  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
[   31.585285][  T604] RSP: 0018:ffa0000000eeef78 EFLAGS: 00010286
[   31.585459][  T604] RAX: 00000000ffffffa6 RBX: ff1100000b7518c0 RCX: 1ff40000001dddb5
[   31.585656][  T604] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b75197c
[   31.585853][  T604] RBP: ff1100000fba2000 R08: 1fe22000016ea331 R09: ff1100000f948b58
[   31.586052][  T604] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.586249][  T604] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   31.586455][  T604] FS:  00007fb142bf4840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   31.586688][  T604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.586854][  T604] CR2: 00000000004d6034 CR3: 0000000009287002 CR4: 0000000000771ef0
[   31.587056][  T604] PKRU: 55555554
[   31.587155][  T604] Call Trace:
[   31.587254][  T604]  <TASK>
[   31.587322][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.587463][  T604]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.587598][  T604]  notifier_call_chain (kernel/notifier.c:85)
[   31.587737][  T604]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   31.587907][  T604]  ? netdev_change_features (net/core/dev.c:11117)
[   31.588043][  T604]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   31.588179][  T604]  br_add_if (net/bridge/br_if.c:683)
[   31.588282][  T604]  do_set_master (net/core/rtnetlink.c:3011)
[   31.588423][  T604]  ? netif_change_flags (net/core/dev.c:9820)
[   31.588558][  T604]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   31.588693][  T604]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.588826][  T604]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.588989][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.589122][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.589252][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.589397][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.589529][  T604]  ? __kernel_text_address (kernel/extable.c:79)
[   31.589661][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.589794][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.589925][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.590056][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.590186][  T604]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.590315][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.590457][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.590590][  T604]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.590722][  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)
[   31.590854][  T604]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.590986][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.591119][  T604]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.591249][  T604]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.591390][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.591528][  T604]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.591663][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.591793][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.591925][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.592056][  T604]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.592186][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.592320][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.592462][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.592596][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.592727][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.592860][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.592993][  T604]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.593124][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.593254][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.593395][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.593529][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.593661][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.593793][  T604]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.593924][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.594055][  T604]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.594190][  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))
[   31.594323][  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))
[   31.594465][  T604]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.594601][  T604]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.594733][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.594865][  T604]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.594999][  T604]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.595133][  T604]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.595266][  T604]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.595405][  T604]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.595537][  T604]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.595703][  T604]  ? move_addr_to_kernel (net/socket.c:258)
[   31.595835][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.595967][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.596103][  T604]  ___sys_sendmsg (net/socket.c:2752)
[   31.596233][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.596404][  T604]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.596551][  T604]  __sys_sendmsg (net/socket.c:2784)
[   31.596683][  T604]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.596814][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.596981][  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)
[   31.597112][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.597244][  T604]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.597383][  T604]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.597514][  T604]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.597648][  T604]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.597811][  T604] RIP: 0033:0x7fb142e2e08e
[   31.597946][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.598421][  T604] RSP: 002b:00007fffd7cf2f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.598621][  T604] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb142e2e08e
[   31.598817][  T604] RDX: 0000000000000000 RSI: 00007fffd7cf3000 RDI: 0000000000000005
[   31.599015][  T604] RBP: 00007fffd7cf2f60 R08: 0000000000000000 R09: 0000000000000000
[   31.599209][  T604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.599415][  T604] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd7cf36d0
| [   31.653612][  T605] ------------[ cut here ]------------
| [   31.653799][  T605] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/605
| [   31.654075][  T605] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.654771][  T605] Tainted: [W]=WARN
[   31.654918][  T605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.655134][  T605] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.655550][  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
[   31.656131][  T605] RSP: 0018:ffa0000000ecf020 EFLAGS: 00010286
[   31.656420][  T605] RAX: 00000000ffffffa6 RBX: ff1100000ebc23c0 RCX: 1ff40000001d9dca
[   31.656722][  T605] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc247c
[   31.657016][  T605] RBP: ff1100000fba2000 R08: 1fe2200001d78491 R09: ff11000014aa5158
[   31.657311][  T605] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   31.657619][  T605] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.657934][  T605] FS:  00007fa5698a2840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   31.658263][  T605] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.658546][  T605] CR2: 00007fa569b721a0 CR3: 000000000c385005 CR4: 0000000000771ef0
[   31.658846][  T605] PKRU: 55555554
[   31.659044][  T605] Call Trace:
[   31.659244][  T605]  <TASK>
[   31.659435][  T605]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   31.659673][  T605]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.659910][  T605]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.660111][  T605]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.660363][  T605]  __dev_notify_flags (net/core/dev.c:9787)
[   31.660603][  T605]  ? netif_change_name (net/core/dev.c:1495)
[   31.660835][  T605]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.661070][  T605]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   31.661303][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.661555][  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))
[   31.661792][  T605]  netif_change_flags (net/core/dev.c:9820)
[   31.662026][  T605]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.662259][  T605]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.662514][  T605]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.662823][  T605]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.663128][  T605]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.663382][  T605]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.663615][  T605]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.663846][  T605]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.664064][  T605]  ? __kernel_text_address (kernel/extable.c:79)
[   31.664245][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.664473][  T605]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.664713][  T605]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.664896][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.665076][  T605]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.665291][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.665540][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.665718][  T605]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.665899][  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)
[   31.666084][  T605]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.666331][  T605]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.666575][  T605]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.666756][  T605]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.666936][  T605]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.667117][  T605]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.667294][  T605]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.667552][  T605]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.667731][  T605]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.667962][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.668209][  T605]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.668482][  T605]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.668735][  T605]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.668948][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.669198][  T605]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.669402][  T605]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.669580][  T605]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.669757][  T605]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.669936][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.670170][  T605]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.670415][  T605]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.670596][  T605]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.670778][  T605]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.670956][  T605]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.671138][  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))
[   31.671313][  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))
[   31.671512][  T605]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.671691][  T605]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.671868][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.672080][  T605]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.672325][  T605]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.672528][  T605]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.672708][  T605]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.672888][  T605]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.673065][  T605]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.673275][  T605]  ? move_addr_to_kernel (net/socket.c:258)
[   31.673475][  T605]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.673663][  T605]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.673909][  T605]  ___sys_sendmsg (net/socket.c:2752)
[   31.674150][  T605]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.674465][  T605]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.674724][  T605]  __sys_sendmsg (net/socket.c:2784)
[   31.674917][  T605]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.675157][  T605]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.675484][  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)
[   31.675739][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.675934][  T605]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.676175][  T605]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.676441][  T605]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.676697][  T605]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.676966][  T605] RIP: 0033:0x7fa569adc08e
[   31.677200][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.677944][  T605] RSP: 002b:00007ffd3689ea10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.678192][  T605] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa569adc08e
[   31.678547][  T605] RDX: 0000000000000000 RSI: 00007ffd3689eac0 RDI: 0000000000000005
[   31.678792][  T605] RBP: 00007ffd3689ea20 R08: 0000000000000000 R09: 0000000000000000
[   31.679033][  T605] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.679273][  T605] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3689f190
| [   31.715365][  T606] ------------[ cut here ]------------
| [   31.715513][  T606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/606
| [   31.715740][  T606] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.716307][  T606] Tainted: [W]=WARN
[   31.716421][  T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.716586][  T606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.716754][  T606] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.717216][  T606] RSP: 0018:ffa0000000eff020 EFLAGS: 00010286
[   31.717448][  T606] RAX: 00000000ffffffa6 RBX: ff1100000b428c80 RCX: 1ff40000001dfdca
[   31.717640][  T606] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b428d3c
[   31.717833][  T606] RBP: ff110000028c9000 R08: 1fe22000016851a9 R09: ff1100000a080b58
[   31.718028][  T606] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   31.718221][  T606] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.718483][  T606] FS:  00007fbefade6840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   31.718767][  T606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.718932][  T606] CR2: 00000000250ed988 CR3: 000000001012b001 CR4: 0000000000771ef0
[   31.719129][  T606] PKRU: 55555554
[   31.719227][  T606] Call Trace:
[   31.719325][  T606]  <TASK>
[   31.719454][  T606]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.719590][  T606]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.719689][  T606]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.719818][  T606]  __dev_notify_flags (net/core/dev.c:9787)
[   31.719952][  T606]  ? netif_change_name (net/core/dev.c:1495)
[   31.720082][  T606]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.720214][  T606]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   31.720412][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.720543][  T606]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   31.720677][  T606]  netif_change_flags (net/core/dev.c:9820)
[   31.720808][  T606]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.720941][  T606]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.721074][  T606]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.721205][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.721413][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.721544][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.721673][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.721806][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.721937][  T606]  ? __kernel_text_address (kernel/extable.c:79)
[   31.722068][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.722198][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.722327][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.722470][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.722601][  T606]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.722735][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.722864][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.722994][  T606]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.723126][  T606]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   31.723256][  T606]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.723395][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.723528][  T606]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.723661][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.723796][  T606]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.723930][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.724062][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.724192][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.724322][  T606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.724461][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.724593][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.724724][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.724856][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.724987][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.725118][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.725250][  T606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.725393][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.725523][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.725652][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.725784][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.725919][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.726051][  T606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.726181][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.726311][  T606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.726458][  T606]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   31.726588][  T606]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   31.726720][  T606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.726854][  T606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.726986][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.727119][  T606]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.727253][  T606]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.727394][  T606]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.727526][  T606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.727659][  T606]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.727789][  T606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.727953][  T606]  ? move_addr_to_kernel (net/socket.c:258)
[   31.728085][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.728215][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.728355][  T606]  ___sys_sendmsg (net/socket.c:2752)
[   31.728486][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.728649][  T606]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.728793][  T606]  __sys_sendmsg (net/socket.c:2784)
[   31.728923][  T606]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.729053][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.729219][  T606]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   31.729359][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.729491][  T606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.729623][  T606]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.729753][  T606]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.729888][  T606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.730051][  T606] RIP: 0033:0x7fbefb02008e
[   31.730188][  T606] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   31.730661][  T606] RSP: 002b:00007ffccc1e7fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.730862][  T606] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbefb02008e
[   31.731056][  T606] RDX: 0000000000000000 RSI: 00007ffccc1e8080 RDI: 0000000000000005
[   31.731251][  T606] RBP: 00007ffccc1e7fe0 R08: 0000000000000000 R09: 0000000000000000
[   31.731457][  T606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e474
[   31.731655][  T606] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc1e8750
| [   31.733728][   T39] ------------[ cut here ]------------
| [   31.733895][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   31.734189][   T39] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.734876][   T39] Tainted: [W]=WARN
[   31.735017][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.735214][   T39] Workqueue: events_unbound linkwatch_event
[   31.735439][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.735643][   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
[   31.736119][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   31.736318][   T39] RAX: 00000000ffffffa6 RBX: ff1100001186e040 RCX: 1ff4000000057f02
[   31.736564][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186e0fc
[   31.736789][   T39] RBP: ff110000028c9000 R08: 1fe220000230dc21 R09: ff11000001da51a8
[   31.737018][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   31.737242][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.737489][   T39] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   31.737746][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.737943][   T39] CR2: 0000561705c5dd5c CR3: 0000000004b59001 CR4: 0000000000771ef0
[   31.738174][   T39] PKRU: 55555554
[   31.738310][   T39] Call Trace:
[   31.738462][   T39]  <TASK>
[   31.738584][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.738753][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.738922][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.739063][   T39]  netif_state_change (net/core/dev.c:1605)
[   31.739236][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   31.739454][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   31.739621][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   31.739789][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.739959][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   31.740126][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   31.740293][   T39]  process_one_work (kernel/workqueue.c:3314)
[   31.740485][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.740655][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.740828][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.741005][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.741171][   T39]  kthread (kernel/kthread.c:436)
[   31.741310][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.741520][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.741688][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.741862][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.742060][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.742228][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.742414][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.745842][   T39] ------------[ cut here ]------------
| [   31.745964][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   31.746203][   T39] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   31.746780][   T39] Tainted: [W]=WARN
[   31.746870][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.747022][   T39] Workqueue: events_unbound linkwatch_event
[   31.747177][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.747331][   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
[   31.747771][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   31.747924][   T39] RAX: 00000000ffffffa6 RBX: ff110000052eee40 RCX: 1ff4000000057f02
[   31.748102][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052eeefc
[   31.748356][   T39] RBP: ff1100000ea21000 R08: 1fe2200000a5dde1 R09: ff11000001da51a8
[   31.748616][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   31.748888][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.749153][   T39] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   31.749382][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.749534][   T39] CR2: 00007fbefaeb3574 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   31.749722][   T39] PKRU: 55555554
[   31.749814][   T39] Call Trace:
[   31.749904][   T39]  <TASK>
[   31.749967][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.750088][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.750214][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.750306][   T39]  netif_state_change (net/core/dev.c:1605)
[   31.750441][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   31.750591][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   31.750712][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   31.750832][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.750954][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   31.751074][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   31.751195][   T39]  process_one_work (kernel/workqueue.c:3314)
[   31.751319][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.751447][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.751573][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.751696][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.751814][   T39]  kthread (kernel/kthread.c:436)
[   31.751904][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.752053][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.752183][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.752307][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.752484][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.752603][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.752723][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.240882][   T36] ------------[ cut here ]------------
| [   32.241070][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/36
| [   32.241323][   T36] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   32.241905][   T36] Tainted: [W]=WARN
[   32.241997][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.242149][   T36] Workqueue: events_unbound linkwatch_event
[   32.242306][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.242480][   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
[   32.242912][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   32.243064][   T36] RAX: 00000000ffffffa6 RBX: ff11000005832200 RCX: 1ff4000000051f02
[   32.243245][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000058322bc
[   32.243436][   T36] RBP: ff1100000fba2000 R08: 1fe2200000b06459 R09: ff11000001d751a8
[   32.243615][   T36] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   32.243800][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.243983][   T36] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   32.244193][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.244363][   T36] CR2: 00007fb447baaf78 CR3: 000000000e39c003 CR4: 0000000000771ef0
[   32.244546][   T36] PKRU: 55555554
[   32.244639][   T36] Call Trace:
[   32.244728][   T36]  <TASK>
[   32.244792][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.244913][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.245037][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.245130][   T36]  netif_state_change (net/core/dev.c:1605)
[   32.245250][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   32.245412][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   32.245534][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.245655][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.245776][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.245894][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   32.246016][   T36]  process_one_work (kernel/workqueue.c:3314)
[   32.246141][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.246258][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.246393][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.246521][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.246638][   T36]  kthread (kernel/kthread.c:436)
[   32.246730][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.246880][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.247001][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.247122][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.247272][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.247403][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.247525][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.113866][   T67] ------------[ cut here ]------------
| [   34.114021][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   34.114272][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.114854][   T67] Tainted: [W]=WARN
[   34.114946][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.115099][   T67] Workqueue: netns cleanup_net
[   34.115227][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.115402][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.115839][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   34.115995][   T67] RAX: 00000000ffffffa6 RBX: ff11000016917c40 RCX: 1ff4000000090ec7
[   34.116178][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016917cfc
[   34.116378][   T67] RBP: ff1100000e9da000 R08: 1fe2200002d22fa1 R09: ff110000090f8bd0
[   34.116576][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   34.116759][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef6a000
[   34.116943][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.117160][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.117316][   T67] CR2: 00007f1f06e492a0 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   34.117511][   T67] PKRU: 55555554
[   34.117602][   T67] Call Trace:
[   34.117692][   T67]  <TASK>
[   34.117756][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.117882][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.117974][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.118098][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.118220][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.118448][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.118599][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.118724][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.118877][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.119002][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.119125][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.119247][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.119439][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.119563][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.119687][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.119815][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.119935][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.120066][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.120192][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.120311][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.120494][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.120615][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.120739][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.120864][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.120987][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.121113][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.121241][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.121443][   T67]  kthread (kernel/kthread.c:436)
[   34.121537][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.121692][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.121814][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.121937][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.122093][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.122220][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.122413][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.124746][   T67] ------------[ cut here ]------------
| [   34.124875][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   34.125113][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.125688][   T67] Tainted: [W]=WARN
[   34.125782][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.125937][   T67] Workqueue: netns cleanup_net
[   34.126064][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.126223][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.126667][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   34.126819][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b98f1c0 RCX: 1ff4000000090ec7
[   34.127001][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b98f27c
[   34.127180][   T67] RBP: ff1100000ef6a000 R08: 1fe2200001731e51 R09: ff110000090f8bd0
[   34.127370][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   34.127552][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   34.127735][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.127946][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.128099][   T67] CR2: 00007f1f06e492a0 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   34.128280][   T67] PKRU: 55555554
[   34.128382][   T67] Call Trace:
[   34.128475][   T67]  <TASK>
[   34.128538][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.128659][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.128783][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.128877][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.129004][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.129130][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.129283][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.129449][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.129574][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.129753][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.129879][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.130004][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.130124][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.130244][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.130379][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.130505][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.130628][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.130749][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.130875][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.131000][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.131134][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.131261][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.131513][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.131718][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.131847][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.131967][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.132093][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.132220][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.132421][   T67]  kthread (kernel/kthread.c:436)
[   34.132514][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.132664][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.132787][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.132919][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.133079][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.133200][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.133321][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.140589][   T67] ------------[ cut here ]------------
| [   34.140753][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   34.141033][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.142217][   T67] Tainted: [W]=WARN
[   34.142374][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.142568][   T67] Workqueue: netns cleanup_net
[   34.142737][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.142936][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.143414][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.143607][   T67] RAX: 00000000ffffffa6 RBX: ff1100000baa1a80 RCX: 1ff4000000090eed
[   34.143827][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000baa1b3c
[   34.144046][   T67] RBP: ff1100000f52c000 R08: 1fe2200001754369 R09: ff110000090f8bd0
[   34.144264][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   34.144507][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.144732][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   34.144982][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.145174][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.145426][   T67] PKRU: 55555554
[   34.145561][   T67] Call Trace:
[   34.145696][   T67]  <TASK>
[   34.145804][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.146001][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.146192][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.146380][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.146551][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.146714][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.146880][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.147048][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.147216][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.147430][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.147600][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.147774][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.147939][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.148136][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.148301][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.148491][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.148662][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.148827][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.149000][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.149170][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.149334][   T67]  kthread (kernel/kthread.c:436)
[   34.149524][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.149718][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.149944][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.150111][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.150319][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.150512][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.150679][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.153594][   T67] ------------[ cut here ]------------
| [   34.153754][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   34.154026][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.154687][   T67] Tainted: [W]=WARN
[   34.154821][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.155014][   T67] Workqueue: netns cleanup_net
[   34.155183][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.155401][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.155864][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.156062][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c7a5e00 RCX: 1ff4000000090eed
[   34.156287][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c7a5ebc
[   34.156529][   T67] RBP: ff1100000e2e1000 R08: 1fe22000018f4bd9 R09: ff110000090f8bd0
[   34.156755][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   34.156973][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.157204][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   34.157486][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.157678][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.157900][   T67] PKRU: 55555554
[   34.158034][   T67] Call Trace:
[   34.158166][   T67]  <TASK>
[   34.158273][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.158494][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.158683][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.158846][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.159013][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.159176][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.159361][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.159531][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.159697][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.159859][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.160027][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.160190][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.160371][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.160539][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.160703][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.160868][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.161037][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.161202][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.161389][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.161561][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.161725][   T67]  kthread (kernel/kthread.c:436)
[   34.161862][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.162055][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.162219][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.162403][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.162603][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.162768][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.162932][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.165982][   T67] ------------[ cut here ]------------
| [   34.166146][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   34.166922][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.167674][   T67] Tainted: [W]=WARN
[   34.167853][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.168093][   T67] Workqueue: netns cleanup_net
[   34.168307][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.168577][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.169092][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.169380][   T67] RAX: 00000000ffffffa6 RBX: ff1100000cadc580 RCX: 1ff4000000090eed
[   34.169650][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cadc63c
[   34.169914][   T67] RBP: ff1100000f674000 R08: 1fe220000195b8c9 R09: ff110000090f8bd0
[   34.170178][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   34.170466][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.170734][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   34.171029][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.171270][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.171564][   T67] PKRU: 55555554
[   34.171744][   T67] Call Trace:
[   34.171921][   T67]  <TASK>
[   34.172072][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.172312][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.172567][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.172744][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.172908][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.173073][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.173239][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.173431][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.173598][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.173764][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.173931][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.174099][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.174261][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.174451][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.174616][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.174781][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.174950][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.175114][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.175286][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.175479][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.175643][   T67]  kthread (kernel/kthread.c:436)
[   34.175778][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.175971][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.176136][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.176302][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.176591][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.176757][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.176922][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.179955][   T67] ------------[ cut here ]------------
| [   34.180117][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   34.180957][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.181810][   T67] Tainted: [W]=WARN
[   34.182019][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.182296][   T67] Workqueue: netns cleanup_net
[   34.182535][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.182785][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.183294][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.183565][   T67] RAX: 00000000ffffffa6 RBX: ff1100000cadc900 RCX: 1ff4000000090eed
[   34.183832][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cadc9bc
[   34.184098][   T67] RBP: ff1100000f59c000 R08: 1fe220000195b939 R09: ff110000090f8bd0
[   34.184459][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   34.184728][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.184997][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   34.185295][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.185562][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.185905][   T67] PKRU: 55555554
[   34.186087][   T67] Call Trace:
[   34.186297][   T67]  <TASK>
[   34.186477][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.186731][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.186971][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.187182][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.187418][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.187647][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.187876][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.188100][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.188315][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.188541][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.188771][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.188983][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.189191][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.189435][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.189702][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.189964][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.190226][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.190584][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.190835][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.191078][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.191245][   T67]  kthread (kernel/kthread.c:436)
[   34.191401][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.191669][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.191836][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.192008][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.192202][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.192388][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.192556][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.195366][   T67] ------------[ cut here ]------------
| [   34.195501][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.195759][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.196469][   T67] Tainted: [W]=WARN
[   34.196558][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.196787][   T67] Workqueue: netns cleanup_net
[   34.196909][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.197065][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.197504][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.197655][   T67] RAX: 00000000ffffffa6 RBX: ff1100000bb52040 RCX: 1ff4000000090eed
[   34.197833][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb520fc
[   34.198025][   T67] RBP: ff110000091bc000 R08: 1fe220000176a421 R09: ff110000090f8bd0
[   34.198202][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.198395][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.198574][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.198785][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.198932][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.199111][   T67] PKRU: 55555554
[   34.199200][   T67] Call Trace:
[   34.199292][   T67]  <TASK>
[   34.199364][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.199518][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.199668][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.199788][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.199909][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.200033][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.200152][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.200271][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.200406][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.200527][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.200649][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.200768][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.200886][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.201011][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.201130][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.201249][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.201386][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.201505][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.201636][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.201832][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.201952][   T67]  kthread (kernel/kthread.c:436)
[   34.202044][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.202191][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.202311][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.202446][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.202597][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.202790][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.202910][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.205159][   T67] ------------[ cut here ]------------
| [   34.205280][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.205525][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.206069][   T67] Tainted: [W]=WARN
[   34.206158][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.206305][   T67] Workqueue: netns cleanup_net
[   34.206446][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.206599][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.207020][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.207168][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ba5b8c0 RCX: 1ff4000000090eed
[   34.207356][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba5b97c
[   34.207537][   T67] RBP: ff1100000e9da000 R08: 1fe220000174b731 R09: ff110000090f8bd0
[   34.207713][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.207887][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.208067][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.208274][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.208432][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.208687][   T67] PKRU: 55555554
[   34.208777][   T67] Call Trace:
[   34.208866][   T67]  <TASK>
[   34.208930][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.209081][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.209303][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.209432][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.209555][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.209673][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.209797][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.209992][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.210111][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.210300][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.210506][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.210629][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.210746][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.210869][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.210993][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.211186][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.211308][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.211436][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.211564][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.211757][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.211874][   T67]  kthread (kernel/kthread.c:436)
[   34.211963][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.212114][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.212304][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.212434][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.212582][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.212771][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.212891][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.216027][   T67] ------------[ cut here ]------------
| [   34.216149][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.216508][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.217048][   T67] Tainted: [W]=WARN
[   34.217137][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.217289][   T67] Workqueue: netns cleanup_net
[   34.217422][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.217579][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.218001][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.218150][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ba5ac80 RCX: 1ff4000000090eed
[   34.218329][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba5ad3c
[   34.218515][   T67] RBP: ff1100000ef6a000 R08: 1fe220000174b5a9 R09: ff110000090f8bd0
[   34.218693][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.218869][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.219047][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.219254][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.219416][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.219594][   T67] PKRU: 55555554
[   34.219682][   T67] Call Trace:
[   34.219771][   T67]  <TASK>
[   34.219833][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.219986][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.220132][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.220252][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.220382][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.220503][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.220622][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.220745][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.220866][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.220983][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.221103][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.221222][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.221355][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.221477][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.221594][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.221713][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.221837][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.221956][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.222078][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.222204][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.222322][   T67]  kthread (kernel/kthread.c:436)
[   34.222419][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.222565][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.222685][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.222803][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.222951][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.223069][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.223187][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.237126][  T627] ------------[ cut here ]------------
| [   34.237277][  T627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/627
| [   34.237524][  T627] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.238101][  T627] Tainted: [W]=WARN
[   34.238201][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.238376][  T627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.238555][  T627] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.239021][  T627] RSP: 0018:ffa0000000f9fa80 EFLAGS: 00010286
[   34.239190][  T627] RAX: 00000000ffffffa6 RBX: ff11000002426ac0 RCX: 1ff40000001f3f16
[   34.239398][  T627] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002426b7c
[   34.239596][  T627] RBP: ff1100000ee6c000 R08: 1fe2200000484d71 R09: ff1100000a83d180
[   34.239793][  T627] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.239991][  T627] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee6c000
[   34.240188][  T627] FS:  00007fb786dbf840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.240430][  T627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.240595][  T627] CR2: 00007fb786fc6430 CR3: 00000000099e3002 CR4: 0000000000771ef0
[   34.240794][  T627] PKRU: 55555554
[   34.240893][  T627] Call Trace:
[   34.240992][  T627]  <TASK>
[   34.241060][  T627]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.241192][  T627]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.241326][  T627]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.241437][  T627]  register_netdevice (net/core/dev.c:11488)
[   34.241570][  T627]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.241732][  T627]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   34.241864][  T627]  register_netdev (net/core/dev.c:11552)
[   34.241995][  T627]  loopback_net_init (drivers/net/loopback.c:218)
[   34.242129][  T627]  ops_init (net/core/net_namespace.c:137)
[   34.242231][  T627]  setup_net (net/core/net_namespace.c:446)
[   34.242331][  T627]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.242474][  T627]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.242605][  T627]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.242738][  T627]  copy_net_ns (net/core/net_namespace.c:579)
[   34.242870][  T627]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.243006][  T627]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.243139][  T627]  ksys_unshare (kernel/fork.c:3243)
[   34.243270][  T627]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.243411][  T627]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.243545][  T627]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.243678][  T627]  ? __ia32_sys_open (fs/open.c:1374)
[   34.243811][  T627]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.243941][  T627]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.244073][  T627]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.244204][  T627]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.244335][  T627]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.244477][  T627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.244640][  T627] RIP: 0033:0x7fb787081bcb
[   34.244778][  T627] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.245248][  T627] RSP: 002b:00007ffc85058f68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.245513][  T627] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb787081bcb
[   34.245710][  T627] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.245905][  T627] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.246101][  T627] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8505b190
[   34.246296][  T627] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8505c889
| [   34.250315][  T627] ------------[ cut here ]------------
| [   34.250460][  T627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/627
| [   34.250686][  T627] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.251250][  T627] Tainted: [W]=WARN
[   34.251356][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.251519][  T627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.251688][  T627] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.252156][  T627] RSP: 0018:ffa0000000f9f918 EFLAGS: 00010286
[   34.252322][  T627] RAX: 00000000ffffffa6 RBX: ff11000002427a80 RCX: 1ff40000001f3ee9
[   34.252525][  T627] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002427b3c
[   34.252719][  T627] RBP: ff1100000a394000 R08: 1fe2200000484f69 R09: ff1100000a83d180
[   34.252914][  T627] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.253112][  T627] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a394000
[   34.253309][  T627] FS:  00007fb786dbf840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.253550][  T627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.253715][  T627] CR2: 00007fb786fc6430 CR3: 00000000099e3002 CR4: 0000000000771ef0
[   34.253911][  T627] PKRU: 55555554
[   34.254009][  T627] Call Trace:
[   34.254107][  T627]  <TASK>
[   34.254175][  T627]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.254305][  T627]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.254447][  T627]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.254548][  T627]  register_netdevice (net/core/dev.c:11488)
[   34.254681][  T627]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.254844][  T627]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   34.254976][  T627]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   34.255108][  T627]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   34.255238][  T627]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   34.255382][  T627]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   34.255516][  T627]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   34.255649][  T627]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   34.255783][  T627]  ops_init (net/core/net_namespace.c:137)
[   34.255883][  T627]  setup_net (net/core/net_namespace.c:446)
[   34.255983][  T627]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.256112][  T627]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.256243][  T627]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.256386][  T627]  copy_net_ns (net/core/net_namespace.c:579)
[   34.256517][  T627]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.256650][  T627]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.256782][  T627]  ksys_unshare (kernel/fork.c:3243)
[   34.256912][  T627]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.257043][  T627]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.257173][  T627]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.257307][  T627]  ? __ia32_sys_open (fs/open.c:1374)
[   34.257453][  T627]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.257582][  T627]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.257713][  T627]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.257843][  T627]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.257973][  T627]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.258104][  T627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.258265][  T627] RIP: 0033:0x7fb787081bcb
[   34.258411][  T627] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.258876][  T627] RSP: 002b:00007ffc85058f68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.259073][  T627] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb787081bcb
[   34.259270][  T627] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.259478][  T627] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.259673][  T627] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8505b190
[   34.259870][  T627] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8505c889
| [   34.261553][   T67] ------------[ cut here ]------------
| [   34.261684][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.261927][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.262518][   T67] Tainted: [W]=WARN
[   34.262612][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.262769][   T67] Workqueue: netns cleanup_net
[   34.262898][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.263060][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.263515][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   34.263678][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ba5aac0 RCX: 1ff4000000090eaf
[   34.263864][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba5ab7c
[   34.264050][   T67] RBP: ff1100000a374000 R08: 1fe220000174b571 R09: ff110000090f8bd0
[   34.264235][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   34.264431][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007d19000
[   34.264618][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.264835][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.264996][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.265184][   T67] PKRU: 55555554
[   34.265278][   T67] Call Trace:
[   34.265394][   T67]  <TASK>
[   34.265459][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.265586][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.265681][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.265812][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.265938][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.266064][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.266221][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.266392][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.266520][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.266673][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.266797][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.266920][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.267076][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.267204][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.267331][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.267531][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.267661][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.267786][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.267978][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.268110][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.268237][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.268393][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.268519][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.268643][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.268768][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.268893][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.269022][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.269145][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.269274][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.269414][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.269539][   T67]  kthread (kernel/kthread.c:436)
[   34.269632][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.269794][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.269918][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.270043][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.270197][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.270322][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.270456][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.272700][   T67] ------------[ cut here ]------------
| [   34.272825][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.273070][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.273655][   T67] Tainted: [W]=WARN
[   34.273751][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.273913][   T67] Workqueue: netns cleanup_net
[   34.274044][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.274205][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.274662][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   34.274820][   T67] RAX: 00000000ffffffa6 RBX: ff11000012e22e40 RCX: 1ff4000000090eaf
[   34.275006][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e22efc
[   34.275191][   T67] RBP: ff11000007d19000 R08: 1fe22000025c45e1 R09: ff110000090f8bd0
[   34.275390][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   34.275576][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091b4000
[   34.275763][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.275980][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.276137][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.276325][   T67] PKRU: 55555554
[   34.276426][   T67] Call Trace:
[   34.276519][   T67]  <TASK>
[   34.276584][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.276709][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.276836][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.276933][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.277057][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.277185][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.277310][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.277480][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.277637][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.277761][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.277916][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.278041][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.278170][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.278326][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.278464][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.278590][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.278715][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.278842][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.278968][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.279096][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.279220][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.279359][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.279492][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.279616][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.279742][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.279870][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.280002][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.280134][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.280257][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.280395][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.280526][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.280650][   T67]  kthread (kernel/kthread.c:436)
[   34.280744][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.280899][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.281028][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.281152][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.281308][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.281448][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.281574][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.286299][   T67] ------------[ cut here ]------------
| [   34.286441][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.286686][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.287254][   T67] Tainted: [W]=WARN
[   34.287358][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.287515][   T67] Workqueue: netns cleanup_net
[   34.287646][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.287806][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.288252][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   34.288585][   T67] RAX: 00000000ffffffa6 RBX: ff11000016ba8c80 RCX: 1ff4000000090eaf
[   34.288782][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016ba8d3c
[   34.288966][   T67] RBP: ff110000091b4000 R08: 1fe2200002d751a9 R09: ff110000090f8bd0
[   34.289151][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   34.289336][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   34.289583][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.289801][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.289956][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.290143][   T67] PKRU: 55555554
[   34.290236][   T67] Call Trace:
[   34.290330][   T67]  <TASK>
[   34.290453][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.290578][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.290751][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.290846][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.290971][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.291096][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.291222][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.291435][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.291593][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.291717][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.291872][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.291996][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.292119][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.292274][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.292459][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.292588][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.292713][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.292841][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.292967][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.293092][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.293215][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.293398][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.293528][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.293651][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.293776][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.293900][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.294027][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.294156][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.294278][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.294471][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.294599][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.294723][   T67]  kthread (kernel/kthread.c:436)
[   34.294816][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.294972][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.295097][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.295222][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.295436][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.295561][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.295683][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.301825][   T67] ------------[ cut here ]------------
| [   34.302000][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   34.302283][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.302948][   T67] Tainted: [W]=WARN
[   34.303085][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.303281][   T67] Workqueue: netns cleanup_net
[   34.303475][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.303681][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.304153][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   34.304371][   T67] RAX: 00000000ffffffa6 RBX: ff1100000cadda80 RCX: 1ff4000000090ed5
[   34.304595][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caddb3c
[   34.304818][   T67] RBP: ff1100000a374000 R08: 1fe220000195bb69 R09: ff110000090f8bd0
[   34.305046][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   34.305270][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.305518][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   34.305772][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.305973][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.306199][   T67] PKRU: 55555554
[   34.306335][   T67] Call Trace:
[   34.306499][   T67]  <TASK>
[   34.306608][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.306808][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.307003][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.307171][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.307339][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.307565][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.307734][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.307902][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.308072][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.308240][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.308433][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.308603][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.308775][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.308944][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.309109][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.309277][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.309461][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.309631][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.309804][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.309974][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.310146][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.310319][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.310505][   T67]  kthread (kernel/kthread.c:436)
[   34.310644][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.310839][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.311007][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.311179][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.311399][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.311568][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.311736][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.322250][   T67] ------------[ cut here ]------------
| [   34.322439][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   34.322739][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.323431][   T67] Tainted: [W]=WARN
[   34.323573][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.323783][   T67] Workqueue: netns cleanup_net
[   34.323962][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.324175][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.324689][   T67] RSP: 0018:ffa00000004875c8 EFLAGS: 00010286
[   34.324901][   T67] RAX: 00000000ffffffa6 RBX: ff1100000baa0ac0 RCX: 1ff4000000090e7f
[   34.325136][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000baa0b7c
[   34.325391][   T67] RBP: ff1100000fba2000 R08: 1fe2200001754171 R09: ff110000090f8bd0
[   34.325628][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   34.325865][   T67] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   34.326104][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   34.326390][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.326597][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.326838][   T67] PKRU: 55555554
[   34.326979][   T67] Call Trace:
[   34.327119][   T67]  <TASK>
[   34.327232][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.327426][   T67]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   34.327605][   T67]  notifier_call_chain (kernel/notifier.c:85)
[   34.327782][   T67]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   34.327988][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.328161][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.328339][   T67]  ? netdev_change_features (net/core/dev.c:11117)
[   34.328537][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.328713][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.328890][   T67]  br_del_if (net/bridge/br_if.c:737)
[   34.329036][   T67]  br_device_event (net/bridge/br.c:127)
[   34.329212][   T67]  ? packet_sendmsg_spkt (af_packet.c:?)
[   34.329412][   T67]  notifier_call_chain (kernel/notifier.c:85)
[   34.329594][   T67]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   34.329802][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.330005][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.330181][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.330372][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.330583][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.330761][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.330939][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.331114][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.331290][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.331491][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.331663][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.331840][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.332017][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.332189][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.332387][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.332561][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.332737][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.332916][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.333090][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.333269][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.333468][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.333648][   T67]  kthread (kernel/kthread.c:436)
[   34.333792][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.333998][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.334173][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.334368][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.334575][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.334749][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.334927][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.336823][   T67] ------------[ cut here ]------------
| [   34.336980][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   34.337258][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.337911][   T67] Tainted: [W]=WARN
[   34.338046][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.338241][   T67] Workqueue: netns cleanup_net
[   34.338726][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.339035][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.339571][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   34.339809][   T67] RAX: 00000000ffffffa6 RBX: ff11000009a7bc40 RCX: 1ff4000000090ed5
[   34.340074][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a7bcfc
[   34.340338][   T67] RBP: ff11000007d19000 R08: 1fe220000134f7a1 R09: ff110000090f8bd0
[   34.340675][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   34.340952][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.341189][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   34.341459][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.341651][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.341878][   T67] PKRU: 55555554
[   34.342012][   T67] Call Trace:
[   34.342145][   T67]  <TASK>
[   34.342252][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.342469][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.342663][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.342828][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.342992][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.343193][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.343378][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.343543][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.343709][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.343875][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.344049][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.344211][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.344398][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.344568][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.344732][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.344897][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.345060][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.345226][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.345414][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.345583][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.345757][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.345925][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.346090][   T67]  kthread (kernel/kthread.c:436)
[   34.346226][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.346436][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.346600][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.346767][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.346962][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.347127][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.347291][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.350114][   T67] ------------[ cut here ]------------
| [   34.350277][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   34.351116][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.351859][   T67] Tainted: [W]=WARN
[   34.352039][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.352278][   T67] Workqueue: netns cleanup_net
[   34.352512][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.352760][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.353270][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   34.353530][   T67] RAX: 00000000ffffffa6 RBX: ff1100000caec3c0 RCX: 1ff4000000090ed5
[   34.353796][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caec47c
[   34.354060][   T67] RBP: ff110000091b4000 R08: 1fe220000195d891 R09: ff110000090f8bd0
[   34.354328][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   34.354614][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.354881][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   34.355178][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.355438][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.355708][   T67] PKRU: 55555554
[   34.355886][   T67] Call Trace:
[   34.356063][   T67]  <TASK>
[   34.356216][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.356477][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.356713][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.356922][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.357134][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.357394][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.357607][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.357816][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.358023][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.358235][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.358469][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.358686][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.358898][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.359108][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.359315][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.359541][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.359747][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.359958][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.360134][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.360300][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.360492][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.360662][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.360826][   T67]  kthread (kernel/kthread.c:436)
[   34.360961][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.361153][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.361318][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.361509][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.361701][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.361866][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.362029][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.367162][  T627] ------------[ cut here ]------------
| [   34.367297][  T627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/627
| [   34.367537][  T627] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.368103][  T627] Tainted: [W]=WARN
[   34.368202][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.368375][  T627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.368547][  T627] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.369012][  T627] RSP: 0018:ffa0000000f9f8f8 EFLAGS: 00010286
[   34.369176][  T627] RAX: 00000000ffffffa6 RBX: ff110000098ca040 RCX: 1ff40000001f3ee5
[   34.369380][  T627] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000098ca0fc
[   34.369575][  T627] RBP: ff1100000ee54000 R08: 1fe2200001319421 R09: ff1100000a83d180
[   34.369772][  T627] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.369966][  T627] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee54000
[   34.370164][  T627] FS:  00007fb786dbf840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.370403][  T627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.370572][  T627] CR2: 00007fb786fc6430 CR3: 00000000099e3002 CR4: 0000000000771ef0
[   34.370769][  T627] PKRU: 55555554
[   34.370866][  T627] Call Trace:
[   34.370964][  T627]  <TASK>
[   34.371032][  T627]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.371163][  T627]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.371293][  T627]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.371403][  T627]  register_netdevice (net/core/dev.c:11488)
[   34.371536][  T627]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.371699][  T627]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   34.371833][  T627]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   34.371962][  T627]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   34.372092][  T627]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   34.372224][  T627]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   34.372364][  T627]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   34.372496][  T627]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   34.372625][  T627]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   34.372757][  T627]  vti_init_net (net/ipv4/ip_vti.c:517)
[   34.372887][  T627]  ops_init (net/core/net_namespace.c:137)
[   34.372987][  T627]  setup_net (net/core/net_namespace.c:446)
[   34.373087][  T627]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.373215][  T627]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.373357][  T627]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.373490][  T627]  copy_net_ns (net/core/net_namespace.c:579)
[   34.373619][  T627]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.373752][  T627]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.373882][  T627]  ksys_unshare (kernel/fork.c:3243)
[   34.374014][  T627]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.374145][  T627]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.374276][  T627]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.374417][  T627]  ? __ia32_sys_open (fs/open.c:1374)
[   34.374548][  T627]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.374677][  T627]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.374806][  T627]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.374937][  T627]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.375066][  T627]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.375196][  T627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.375365][  T627] RIP: 0033:0x7fb787081bcb
[   34.375502][  T627] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.375964][  T627] RSP: 002b:00007ffc85058f68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.376162][  T627] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb787081bcb
[   34.376362][  T627] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.376557][  T627] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.376752][  T627] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8505b190
[   34.376947][  T627] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8505c889
| [   34.384554][  T627] ------------[ cut here ]------------
| [   34.384694][  T627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/627
| [   34.384919][  T627] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.385495][  T627] Tainted: [W]=WARN
[   34.385597][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.385762][  T627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.385936][  T627] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.386416][  T627] RSP: 0018:ffa0000000f9fa78 EFLAGS: 00010286
[   34.386581][  T627] RAX: 00000000ffffffa6 RBX: ff110000132b5700 RCX: 1ff40000001f3f15
[   34.386782][  T627] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b57bc
[   34.386976][  T627] RBP: ff11000009239000 R08: 1fe2200002656af9 R09: ff1100000a83d180
[   34.387172][  T627] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.387378][  T627] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009239000
[   34.387576][  T627] FS:  00007fb786dbf840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.387804][  T627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.387968][  T627] CR2: 00007fb786fc6430 CR3: 00000000099e3002 CR4: 0000000000771ef0
[   34.388165][  T627] PKRU: 55555554
[   34.388263][  T627] Call Trace:
[   34.388369][  T627]  <TASK>
[   34.388436][  T627]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.388566][  T627]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.388696][  T627]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.388796][  T627]  register_netdevice (net/core/dev.c:11488)
[   34.388929][  T627]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.389091][  T627]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.389232][  T627]  register_netdev (net/core/dev.c:11552)
[   34.389371][  T627]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   34.389505][  T627]  ops_init (net/core/net_namespace.c:137)
[   34.389605][  T627]  setup_net (net/core/net_namespace.c:446)
[   34.389703][  T627]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.389832][  T627]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.389962][  T627]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.390095][  T627]  copy_net_ns (net/core/net_namespace.c:579)
[   34.390226][  T627]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.390366][  T627]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.390496][  T627]  ksys_unshare (kernel/fork.c:3243)
[   34.390628][  T627]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.390759][  T627]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.390892][  T627]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.391024][  T627]  ? __ia32_sys_open (fs/open.c:1374)
[   34.391156][  T627]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.391286][  T627]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.391425][  T627]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.391555][  T627]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.391685][  T627]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.391817][  T627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.391981][  T627] RIP: 0033:0x7fb787081bcb
[   34.392116][  T627] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.392586][  T627] RSP: 002b:00007ffc85058f68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.392782][  T627] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb787081bcb
[   34.392978][  T627] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.393172][  T627] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.393374][  T627] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8505b190
[   34.393571][  T627] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8505c889
| [   34.398728][  T627] ------------[ cut here ]------------
| [   34.398864][  T627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/627
| [   34.399091][  T627] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.399662][  T627] Tainted: [W]=WARN
[   34.399761][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.399927][  T627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.400102][  T627] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.400570][  T627] RSP: 0018:ffa0000000f9fa68 EFLAGS: 00010286
[   34.400734][  T627] RAX: 00000000ffffffa6 RBX: ff110000132b4900 RCX: 1ff40000001f3f13
[   34.400929][  T627] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b49bc
[   34.401124][  T627] RBP: ff1100000d771000 R08: 1fe2200002656939 R09: ff1100000a83d180
[   34.401319][  T627] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.401520][  T627] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d771000
[   34.401719][  T627] FS:  00007fb786dbf840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.401947][  T627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.402111][  T627] CR2: 00007fb786fc6430 CR3: 00000000099e3002 CR4: 0000000000771ef0
[   34.402308][  T627] PKRU: 55555554
[   34.402416][  T627] Call Trace:
[   34.402513][  T627]  <TASK>
[   34.402582][  T627]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.402712][  T627]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.402841][  T627]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.402940][  T627]  register_netdevice (net/core/dev.c:11488)
[   34.403072][  T627]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.403239][  T627]  register_netdev (net/core/dev.c:11552)
[   34.403379][  T627]  sit_init_net (net/ipv6/sit.c:1860)
[   34.403515][  T627]  ops_init (net/core/net_namespace.c:137)
[   34.403615][  T627]  setup_net (net/core/net_namespace.c:446)
[   34.403713][  T627]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.403844][  T627]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.403975][  T627]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.404108][  T627]  copy_net_ns (net/core/net_namespace.c:579)
[   34.404239][  T627]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.404383][  T627]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.404515][  T627]  ksys_unshare (kernel/fork.c:3243)
[   34.404646][  T627]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.404776][  T627]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.404907][  T627]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.405038][  T627]  ? __ia32_sys_open (fs/open.c:1374)
[   34.405172][  T627]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.405301][  T627]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.405506][  T627]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.405641][  T627]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.405774][  T627]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.405904][  T627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.406065][  T627] RIP: 0033:0x7fb787081bcb
[   34.406202][  T627] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.406731][  T627] RSP: 002b:00007ffc85058f68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.406977][  T627] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb787081bcb
[   34.407260][  T627] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.407662][  T627] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.407898][  T627] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8505b190
[   34.408093][  T627] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8505c889
| [   34.413139][  T627] ------------[ cut here ]------------
| [   34.413277][  T627] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/627
| [   34.413589][  T627] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.414161][  T627] Tainted: [W]=WARN
[   34.414260][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.414433][  T627] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.414604][  T627] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.415244][  T627] RSP: 0018:ffa0000000f9fa78 EFLAGS: 00010286
[   34.415516][  T627] RAX: 00000000ffffffa6 RBX: ff110000098caac0 RCX: 1ff40000001f3f15
[   34.415812][  T627] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000098cab7c
[   34.416021][  T627] RBP: ff1100000d6f9000 R08: 1fe2200001319571 R09: ff1100000a83d180
[   34.416218][  T627] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.416428][  T627] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6f9000
[   34.416623][  T627] FS:  00007fb786dbf840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.416854][  T627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.417023][  T627] CR2: 00007fb786fc6430 CR3: 00000000099e3002 CR4: 0000000000771ef0
[   34.417280][  T627] PKRU: 55555554
[   34.417437][  T627] Call Trace:
[   34.417582][  T627]  <TASK>
[   34.417683][  T627]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.417880][  T627]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.418036][  T627]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.418139][  T627]  register_netdevice (net/core/dev.c:11488)
[   34.418272][  T627]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.418455][  T627]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.418589][  T627]  register_netdev (net/core/dev.c:11552)
[   34.418718][  T627]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   34.418849][  T627]  ops_init (net/core/net_namespace.c:137)
[   34.418948][  T627]  setup_net (net/core/net_namespace.c:446)
[   34.419049][  T627]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.419177][  T627]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.419312][  T627]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.419455][  T627]  copy_net_ns (net/core/net_namespace.c:579)
[   34.419590][  T627]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.419722][  T627]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.419851][  T627]  ksys_unshare (kernel/fork.c:3243)
[   34.419984][  T627]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.420115][  T627]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.420245][  T627]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.420387][  T627]  ? __ia32_sys_open (fs/open.c:1374)
[   34.420519][  T627]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.420648][  T627]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.420776][  T627]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.420906][  T627]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.421036][  T627]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.421166][  T627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.421326][  T627] RIP: 0033:0x7fb787081bcb
[   34.421478][  T627] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.421938][  T627] RSP: 002b:00007ffc85058f68 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.422134][  T627] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb787081bcb
[   34.422327][  T627] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.422528][  T627] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.422722][  T627] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8505b190
[   34.422914][  T627] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8505c889
| [   34.445613][   T67] ------------[ cut here ]------------
| [   34.445739][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   34.446000][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.446613][   T67] Tainted: [W]=WARN
[   34.446711][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.446874][   T67] Workqueue: netns cleanup_net
[   34.447011][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.447179][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.447661][   T67] RSP: 0018:ffa00000004877b0 EFLAGS: 00010286
[   34.447825][   T67] RAX: 00000000ffffffa6 RBX: ff1100000bc9d000 RCX: 1ff4000000090ebc
[   34.448019][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bc9d0bc
[   34.448212][   T67] RBP: ff1100000ea21000 R08: 1fe2200001793a19 R09: ff110000090f8bd0
[   34.448418][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   34.448662][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.448875][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   34.449102][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.449264][   T67] CR2: 00007f4189dd4574 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   34.449483][   T67] PKRU: 55555554
[   34.449582][   T67] Call Trace:
[   34.449677][   T67]  <TASK>
[   34.449745][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.449884][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.449984][   T67]  __dev_notify_flags (net/core/dev.c:9787)
[   34.450112][   T67]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   34.450244][   T67]  ? netdev_notice (net/core/dev.c:13008)
[   34.450386][   T67]  ? netif_change_name (net/core/dev.c:1495)
[   34.450518][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.450647][   T67]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   34.450776][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.450907][   T67]  __dev_set_promiscuity (net/core/dev.c:9630)
[   34.451036][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.451164][   T67]  netif_set_promiscuity (net/core/dev.c:9639)
[   34.451292][   T67]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   34.451434][   T67]  dev_set_promiscuity (net/core/dev_api.c:288)
[   34.451565][   T67]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   34.451665][   T67]  br_dev_delete (net/bridge/br_if.c:386)
[   34.451795][   T67]  br_net_exit_rtnl (net/bridge/br.c:414)
[   34.451926][   T67]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   34.452056][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.452183][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.452313][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.452458][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.452589][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.452719][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.452846][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.452978][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.453110][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.453243][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.453450][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.453586][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.453714][   T67]  kthread (kernel/kthread.c:436)
[   34.453811][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.453982][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.454110][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.454239][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.454488][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.454626][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.454757][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.457214][   T67] ------------[ cut here ]------------
| [   34.457467][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   34.457766][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.458379][   T67] Tainted: [W]=WARN
[   34.458477][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.458634][   T67] Workqueue: netns cleanup_net
[   34.458766][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.458932][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.459395][   T67] RSP: 0018:ffa00000004877d0 EFLAGS: 00010286
[   34.459554][   T67] RAX: 00000000ffffffa6 RBX: ff11000013118e40 RCX: 1ff4000000090ec0
[   34.459741][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013118efc
[   34.459930][   T67] RBP: ff1100000ea21000 R08: 1fe22000026231e1 R09: ff110000090f8bd0
[   34.460117][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   34.460304][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   34.460508][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   34.460798][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.461033][   T67] CR2: 00007f4189dd4574 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   34.461314][   T67] PKRU: 55555554
[   34.461472][   T67] Call Trace:
[   34.461616][   T67]  <TASK>
[   34.461716][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.461872][   T67]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   34.462001][   T67]  notifier_call_chain (kernel/notifier.c:85)
[   34.462131][   T67]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   34.462257][   T67]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   34.462434][   T67]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   34.462561][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.462688][   T67]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   34.462866][   T67]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   34.463024][   T67]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   34.463202][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.463407][   T67]  del_nbp (net/bridge/br_if.c:363)
[   34.463555][   T67]  br_dev_delete (net/bridge/br_if.c:386)
[   34.463748][   T67]  br_net_exit_rtnl (net/bridge/br.c:414)
[   34.463926][   T67]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   34.464057][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.464185][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.464315][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.464464][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.464588][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.464717][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.464842][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.464970][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.465101][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.465227][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.465369][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.465500][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.465627][   T67]  kthread (kernel/kthread.c:436)
[   34.465722][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.465880][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.466009][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.466135][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.466296][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.466433][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.466559][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.470220][   T67] ------------[ cut here ]------------
| [   34.471004][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   34.471249][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.471866][   T67] Tainted: [W]=WARN
[   34.471956][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.472169][   T67] Workqueue: netns cleanup_net
[   34.472294][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.472695][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.473132][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   34.473286][   T67] RAX: 00000000ffffffa6 RBX: ff11000013119700 RCX: 1ff4000000090ec7
[   34.473529][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131197bc
[   34.473711][   T67] RBP: ff1100000f7aa000 R08: 1fe22000026232f9 R09: ff110000090f8bd0
[   34.473891][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   34.474074][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b7fa000
[   34.474256][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   34.474526][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.474679][   T67] CR2: 00007f4189dd4574 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   34.474863][   T67] PKRU: 55555554
[   34.474952][   T67] Call Trace:
[   34.475043][   T67]  <TASK>
[   34.475107][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.475231][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.475324][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.475501][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.475624][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.475776][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.475927][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.476050][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.476200][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.476321][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.476498][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.476621][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.476741][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.476867][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.476990][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.477109][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.477234][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.477409][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.477531][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.477653][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.477774][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.477897][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.478022][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.478142][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.478278][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.478460][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.478583][   T67]  kthread (kernel/kthread.c:436)
[   34.478674][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.478829][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.478951][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.479074][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.479227][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.479403][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.479529][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.482866][   T67] ------------[ cut here ]------------
| [   34.483013][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.483261][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.483835][   T67] Tainted: [W]=WARN
[   34.483929][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.484080][   T67] Workqueue: netns cleanup_net
[   34.484209][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.484383][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.484818][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   34.484971][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d464580 RCX: 1ff4000000090ec7
[   34.485154][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d46463c
[   34.485336][   T67] RBP: ff1100000b7fa000 R08: 1fe2200001a8c8c9 R09: ff110000090f8bd0
[   34.485536][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   34.485718][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fba2000
[   34.485903][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.486116][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.486270][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.486470][   T67] PKRU: 55555554
[   34.486564][   T67] Call Trace:
[   34.486655][   T67]  <TASK>
[   34.486719][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.486841][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.486964][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.487065][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.487188][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.487312][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.487482][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.487632][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.487755][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.487911][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.488033][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.488156][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.488279][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.488412][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.488538][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.488663][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.488787][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.488912][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.489037][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.489160][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.489284][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.489420][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.489544][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.489671][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.489792][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.489920][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.490051][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.490172][   T67]  kthread (kernel/kthread.c:436)
[   34.490262][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.490424][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.490546][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.490669][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.490822][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.490945][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.491068][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.493058][   T67] ------------[ cut here ]------------
| [   34.493181][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.493446][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.494003][   T67] Tainted: [W]=WARN
[   34.494099][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.494250][   T67] Workqueue: netns cleanup_net
[   34.494391][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.494548][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.494980][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   34.495131][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d465000 RCX: 1ff4000000090ec7
[   34.495310][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4650bc
[   34.495508][   T67] RBP: ff1100000fba2000 R08: 1fe2200001a8ca19 R09: ff110000090f8bd0
[   34.495690][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   34.495870][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   34.496050][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.496261][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.496427][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.496609][   T67] PKRU: 55555554
[   34.496700][   T67] Call Trace:
[   34.496791][   T67]  <TASK>
[   34.496854][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.496976][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.497099][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.497192][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.497318][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.497452][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.497604][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.497754][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.497876][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.498026][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.498148][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.498272][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.498405][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.498527][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.498650][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.498773][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.498893][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.499022][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.499142][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.499265][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.499402][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.499522][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.499643][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.499766][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.499887][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.500019][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.500146][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.500266][   T67]  kthread (kernel/kthread.c:436)
[   34.500366][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.500516][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.500637][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.500758][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.500910][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.501035][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.501156][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.503487][   T67] ------------[ cut here ]------------
| [   34.503610][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.503837][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.504602][   T67] Tainted: [W]=WARN
[   34.504692][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.504839][   T67] Workqueue: netns cleanup_net
[   34.504959][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.505115][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.505542][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.505691][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ebc3a80 RCX: 1ff4000000090eed
[   34.505865][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc3b3c
[   34.506043][   T67] RBP: ff1100000e894000 R08: 1fe2200001d78769 R09: ff110000090f8bd0
[   34.506217][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.506404][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.506581][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.506788][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.506935][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.507114][   T67] PKRU: 55555554
[   34.507202][   T67] Call Trace:
[   34.507289][   T67]  <TASK>
[   34.507360][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.507512][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.507658][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.507778][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.507903][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.508019][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.508137][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.508254][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.508381][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.508505][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.508621][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.508742][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.508862][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.508977][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.509094][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.509218][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.509336][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.509468][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.509588][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.509708][   T67]  kthread (kernel/kthread.c:436)
[   34.509796][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.509953][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.510069][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.510185][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.510331][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.510460][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.510579][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.512811][   T67] ------------[ cut here ]------------
| [   34.512971][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.513247][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.513819][   T67] Tainted: [W]=WARN
[   34.513909][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.514058][   T67] Workqueue: netns cleanup_net
[   34.514182][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.514334][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.514767][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.514915][   T67] RAX: 00000000ffffffa6 RBX: ff110000052ef1c0 RCX: 1ff4000000090eed
[   34.515088][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052ef27c
[   34.515263][   T67] RBP: ff1100000c209000 R08: 1fe2200000a5de51 R09: ff110000090f8bd0
[   34.515449][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.515625][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.515804][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.516009][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.516154][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.516332][   T67] PKRU: 55555554
[   34.516430][   T67] Call Trace:
[   34.516518][   T67]  <TASK>
[   34.516578][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.516727][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.516872][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.516990][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.517109][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.517224][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.517355][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.517477][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.517592][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.517711][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.517829][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.517944][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.518062][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.518180][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.518299][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.518430][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.518546][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.518667][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.518789][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.518905][   T67]  kthread (kernel/kthread.c:436)
[   34.518993][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.519140][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.519257][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.519386][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.519533][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.519651][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.519768][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.521974][   T67] ------------[ cut here ]------------
| [   34.522092][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.522322][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.522879][   T67] Tainted: [W]=WARN
[   34.522968][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.523115][   T67] Workqueue: netns cleanup_net
[   34.523238][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.523405][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.523838][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.523985][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cd1c0 RCX: 1ff4000000090eed
[   34.524163][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cd27c
[   34.524338][   T67] RBP: ff11000009a41000 R08: 1fe2200002679a51 R09: ff110000090f8bd0
[   34.524533][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.524706][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.524883][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.525093][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.525240][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.525427][   T67] PKRU: 55555554
[   34.525515][   T67] Call Trace:
[   34.525603][   T67]  <TASK>
[   34.525664][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.525813][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.525959][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.526076][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.526194][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.526309][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.526439][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.526561][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.526680][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.526804][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.526922][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.527040][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.527160][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.527281][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.527413][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.527538][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.527655][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.527777][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.527898][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.528018][   T67]  kthread (kernel/kthread.c:436)
[   34.528106][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.528255][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.528384][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.528504][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.528649][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.528766][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.528885][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.530887][   T67] ------------[ cut here ]------------
| [   34.531004][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.531231][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.532230][   T67] Tainted: [W]=WARN
[   34.532319][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.532522][   T67] Workqueue: netns cleanup_net
[   34.532644][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.532799][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.533224][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.533423][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cc580 RCX: 1ff4000000090eed
[   34.533599][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cc63c
[   34.533819][   T67] RBP: ff1100000f87c000 R08: 1fe22000026798c9 R09: ff110000090f8bd0
[   34.533992][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.534165][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.534341][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.534599][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.534749][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.534923][   T67] PKRU: 55555554
[   34.535011][   T67] Call Trace:
[   34.535099][   T67]  <TASK>
[   34.535161][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.535311][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.535515][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.535631][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.535748][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.535868][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.535987][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.536110][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.536226][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.536405][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.536525][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.536642][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.536759][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.536874][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.536993][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.537112][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.537231][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.537403][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.537529][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.537646][   T67]  kthread (kernel/kthread.c:436)
[   34.537735][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.537882][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.537999][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.538118][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.538264][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.538433][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.538549][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.540748][   T67] ------------[ cut here ]------------
| [   34.540877][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   34.541109][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.541666][   T67] Tainted: [W]=WARN
[   34.541756][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.541902][   T67] Workqueue: netns cleanup_net
[   34.542028][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.542180][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.542611][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.542759][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cc3c0 RCX: 1ff4000000090eed
[   34.542941][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cc47c
[   34.543129][   T67] RBP: ff11000008bfc000 R08: 1fe2200002679891 R09: ff110000090f8bd0
[   34.543307][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.543502][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.543676][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.543885][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.544037][   T67] CR2: 00007f2ca63027a0 CR3: 00000000100e8005 CR4: 0000000000771ef0
[   34.544213][   T67] PKRU: 55555554
[   34.544300][   T67] Call Trace:
[   34.544398][   T67]  <TASK>
[   34.544460][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.544609][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.544762][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.544879][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.545001][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.545118][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.545237][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.545368][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.545489][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.545609][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.545729][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.545845][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.545963][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.546080][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.546203][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.546326][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.546458][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.546582][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.546705][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.546822][   T67]  kthread (kernel/kthread.c:436)
[   34.546910][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.547059][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.547175][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.547292][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.547453][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.547577][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.547697][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.553601][   T67] ------------[ cut here ]------------
| [   34.553727][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   34.553957][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.554508][   T67] Tainted: [W]=WARN
[   34.554595][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.554744][   T67] Workqueue: netns cleanup_net
[   34.554864][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.555014][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.555448][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.555599][   T67] RAX: 00000000ffffffa6 RBX: ff11000005090900 RCX: 1ff4000000090eed
[   34.555771][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000050909bc
[   34.555947][   T67] RBP: ff1100000f7aa000 R08: 1fe2200000a12139 R09: ff110000090f8bd0
[   34.556123][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.556295][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.556481][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.556684][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.556830][   T67] CR2: 00007f2ca63027a0 CR3: 00000000100e8005 CR4: 0000000000771ef0
[   34.557006][   T67] PKRU: 55555554
[   34.557091][   T67] Call Trace:
[   34.557177][   T67]  <TASK>
[   34.557238][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.557406][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.557552][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.557673][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.557791][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.557906][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.558024][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.558141][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.558256][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.558391][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.558506][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.558626][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.558750][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.558866][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.558988][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.559113][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.559229][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.559362][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.559483][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.559600][   T67]  kthread (kernel/kthread.c:436)
[   34.559687][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.559831][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.559952][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.560068][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.560212][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.560326][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.560454][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.562775][   T67] ------------[ cut here ]------------
| [   34.562891][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   34.563119][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.564522][   T67] Tainted: [W]=WARN
[   34.564611][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.564757][   T67] Workqueue: netns cleanup_net
[   34.564878][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.565030][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.565496][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.565640][   T67] RAX: 00000000ffffffa6 RBX: ff11000005091c40 RCX: 1ff4000000090eed
[   34.565812][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005091cfc
[   34.565985][   T67] RBP: ff1100000b7fa000 R08: 1fe2200000a123a1 R09: ff110000090f8bd0
[   34.566157][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.566329][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.566555][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.566757][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.566912][   T67] CR2: 00007f2ca63027a0 CR3: 00000000100e8005 CR4: 0000000000771ef0
[   34.567089][   T67] PKRU: 55555554
[   34.567174][   T67] Call Trace:
[   34.567260][   T67]  <TASK>
[   34.567320][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.567522][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.567664][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.567780][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.567896][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.568011][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.568130][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.568247][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.568414][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.568534][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.568655][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.568771][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.568887][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.569003][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.569120][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.569240][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.569405][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.569525][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.569644][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.569760][   T67]  kthread (kernel/kthread.c:436)
[   34.569847][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.569991][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.570106][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.570223][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.570419][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.570537][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.570652][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.574986][   T67] ------------[ cut here ]------------
| [   34.575109][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   34.575336][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.575886][   T67] Tainted: [W]=WARN
[   34.575973][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.576119][   T67] Workqueue: netns cleanup_net
[   34.576241][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.576412][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.576841][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   34.576986][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b428900 RCX: 1ff4000000090eed
[   34.577160][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4289bc
[   34.577332][   T67] RBP: ff1100000fba2000 R08: 1fe2200001685139 R09: ff110000090f8bd0
[   34.577516][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.577710][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.577895][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.578097][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.578246][   T67] CR2: 00007f2ca63027a0 CR3: 00000000100e8005 CR4: 0000000000771ef0
[   34.578428][   T67] PKRU: 55555554
[   34.578514][   T67] Call Trace:
[   34.578606][   T67]  <TASK>
[   34.578666][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.578812][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.578956][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   34.579077][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   34.579193][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.579306][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   34.579972][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   34.580100][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.580215][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.580332][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.580502][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.580617][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.580739][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.580854][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.580977][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.581105][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.581232][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.581404][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.581526][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.581642][   T67]  kthread (kernel/kthread.c:436)
[   34.581729][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.581874][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.581993][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.582151][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.582296][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.582462][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.582578][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.585970][  T628] ------------[ cut here ]------------
| [   34.586109][  T628] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/628
| [   34.586330][  T628] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.586904][  T628] Tainted: [W]=WARN
[   34.587003][  T628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.587163][  T628] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.587330][  T628] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.588341][  T628] RSP: 0018:ffa0000000faf020 EFLAGS: 00010286
[   34.588568][  T628] RAX: 00000000ffffffa6 RBX: ff1100000b428200 RCX: 1ff40000001f5dca
[   34.588760][  T628] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4282bc
[   34.588953][  T628] RBP: ff1100000ee6c000 R08: 1fe2200001685059 R09: ff1100000a83ae58
[   34.589146][  T628] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   34.589335][  T628] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   34.589596][  T628] FS:  00007f2ca5f33840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.589823][  T628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.590040][  T628] CR2: 000000001829f988 CR3: 00000000100e8005 CR4: 0000000000771ef0
[   34.590235][  T628] PKRU: 55555554
[   34.590331][  T628] Call Trace:
[   34.590485][  T628]  <TASK>
[   34.590553][  T628]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.590688][  T628]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.590793][  T628]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.590931][  T628]  __dev_notify_flags (net/core/dev.c:9787)
[   34.591065][  T628]  ? netif_change_name (net/core/dev.c:1495)
[   34.591194][  T628]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.591324][  T628]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   34.591514][  T628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.591644][  T628]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   34.591779][  T628]  netif_change_flags (net/core/dev.c:9820)
[   34.591909][  T628]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   34.592039][  T628]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.592201][  T628]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.592485][  T628]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.592652][  T628]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.592781][  T628]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.592913][  T628]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.593041][  T628]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.593172][  T628]  ? __kernel_text_address (kernel/extable.c:79)
[   34.593302][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.593496][  T628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.593625][  T628]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.593754][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.593885][  T628]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.594014][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.594142][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.594273][  T628]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.594511][  T628]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   34.594641][  T628]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.594771][  T628]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.594903][  T628]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.595038][  T628]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.595171][  T628]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.595303][  T628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.595553][  T628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.595692][  T628]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.595833][  T628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.595961][  T628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.596096][  T628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.596223][  T628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.596479][  T628]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.596608][  T628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.596738][  T628]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.596865][  T628]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.596994][  T628]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.597122][  T628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.597254][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.597501][  T628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.597629][  T628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.597758][  T628]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.597888][  T628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.598019][  T628]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.598151][  T628]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   34.598279][  T628]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   34.598529][  T628]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.598662][  T628]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.598791][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.598920][  T628]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.599050][  T628]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.599183][  T628]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.599315][  T628]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.599562][  T628]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.599692][  T628]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.599850][  T628]  ? move_addr_to_kernel (net/socket.c:258)
[   34.599980][  T628]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.600109][  T628]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.600249][  T628]  ___sys_sendmsg (net/socket.c:2752)
[   34.600491][  T628]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.600656][  T628]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.600796][  T628]  __sys_sendmsg (net/socket.c:2784)
[   34.600926][  T628]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.601055][  T628]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.601217][  T628]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.601459][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.601590][  T628]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.601720][  T628]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.601849][  T628]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.601978][  T628]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.602139][  T628] RIP: 0033:0x7f2ca616d08e
[   34.602275][  T628] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.602847][  T628] RSP: 002b:00007fff75644f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.603043][  T628] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2ca616d08e
[   34.603236][  T628] RDX: 0000000000000000 RSI: 00007fff75644fc0 RDI: 0000000000000005
[   34.603508][  T628] RBP: 00007fff75644f20 R08: 0000000000000000 R09: 0000000000000000
[   34.603705][  T628] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e477
[   34.603898][  T628] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff75645690
| [   34.614223][   T67] ------------[ cut here ]------------
| [   34.614378][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   34.614624][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.615203][   T67] Tainted: [W]=WARN
[   34.615296][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.615481][   T67] Workqueue: netns cleanup_net
[   34.615618][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.615782][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.616222][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   34.616389][   T67] RAX: 00000000ffffffa6 RBX: ff110000021ef540 RCX: 1ff4000000090eaf
[   34.616574][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ef5fc
[   34.616754][   T67] RBP: ff1100000ea21000 R08: 1fe220000043dec1 R09: ff110000090f8bd0
[   34.616939][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   34.617150][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000028c9000
[   34.617482][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.617698][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.617853][   T67] CR2: 000000001829f988 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.618043][   T67] PKRU: 55555554
[   34.618135][   T67] Call Trace:
[   34.618227][   T67]  <TASK>
[   34.618292][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.618476][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.618570][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.618693][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.618813][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.618934][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.619057][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.619181][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.619333][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.619544][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.619669][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.619821][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.619942][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.620071][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.620195][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.620325][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.620518][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.620643][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.620770][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.620890][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.621020][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.621146][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.621268][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.621445][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.621567][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.621690][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.621817][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.621991][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.622158][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.622285][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.622466][   T67]  kthread (kernel/kthread.c:436)
[   34.622560][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.622712][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.622837][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.622959][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.623112][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.623234][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.623411][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.625929][   T67] ------------[ cut here ]------------
| [   34.626058][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   34.626299][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.626879][   T67] Tainted: [W]=WARN
[   34.626971][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.627126][   T67] Workqueue: netns cleanup_net
[   34.627253][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.627429][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.628095][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   34.628336][   T67] RAX: 00000000ffffffa6 RBX: ff1100000619a200 RCX: 1ff4000000090eaf
[   34.628724][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000619a2bc
[   34.628908][   T67] RBP: ff110000028c9000 R08: 1fe2200000c33459 R09: ff110000090f8bd0
[   34.629091][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   34.629273][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007841000
[   34.629575][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.629797][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.629965][   T67] CR2: 000000001829f988 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   34.630150][   T67] PKRU: 55555554
[   34.630242][   T67] Call Trace:
[   34.630334][   T67]  <TASK>
[   34.630505][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.630632][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.630754][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.630848][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.630970][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.631092][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.631214][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.631338][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.631574][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.631730][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.631887][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.632010][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.632163][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.632285][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.632496][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.632620][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.632744][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.632867][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.632993][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.633116][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.633238][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.633415][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.633538][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.633660][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.633783][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.633908][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.634032][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.634158][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.634281][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.634511][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.634637][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.634762][   T67]  kthread (kernel/kthread.c:436)
[   34.634854][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.635007][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.635130][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.635253][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.635503][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.635665][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.635798][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.638650][   T67] ------------[ cut here ]------------
| [   34.638786][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.639036][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.639614][   T67] Tainted: [W]=WARN
[   34.639713][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.639868][   T67] Workqueue: netns cleanup_net
[   34.639997][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.640209][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.640876][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   34.641037][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c5a3c40 RCX: 1ff4000000090eaf
[   34.641222][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a3cfc
[   34.641424][   T67] RBP: ff11000007841000 R08: 1fe22000018b47a1 R09: ff110000090f8bd0
[   34.641609][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   34.641795][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   34.641980][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.642195][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.642362][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.642551][   T67] PKRU: 55555554
[   34.642643][   T67] Call Trace:
[   34.642735][   T67]  <TASK>
[   34.642800][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.642925][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.643053][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.643147][   T67]  netif_close_many (net/core/dev.c:1804)
[   34.643270][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.643407][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.643532][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.643655][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   34.643778][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.643932][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.644086][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.644209][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.644374][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.644507][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.644638][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.644761][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.644885][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.645010][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.645133][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.645259][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.645395][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.645520][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.645642][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.645764][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.645889][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.646012][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.646135][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.646262][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.646399][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.646526][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.646651][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.646774][   T67]  kthread (kernel/kthread.c:436)
[   34.646867][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.647019][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.647143][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.647269][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.647433][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.647555][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.647679][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.653580][   T67] ------------[ cut here ]------------
| [   34.653708][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   34.653943][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.655415][   T67] Tainted: [W]=WARN
[   34.655552][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.655774][   T67] Workqueue: netns cleanup_net
[   34.655960][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.656191][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.656790][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   34.656941][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c5a2e40 RCX: 1ff4000000090ed5
[   34.657125][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a2efc
[   34.657307][   T67] RBP: ff1100000ea21000 R08: 1fe22000018b45e1 R09: ff110000090f8bd0
[   34.657543][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.657723][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.657903][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   34.658110][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.658258][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   34.658494][   T67] PKRU: 55555554
[   34.658583][   T67] Call Trace:
[   34.658672][   T67]  <TASK>
[   34.658734][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.658890][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.659051][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.659174][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.659298][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.659474][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.659594][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.659713][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.659839][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.659959][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.660077][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.660198][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.660318][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.660492][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.660612][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.660731][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.660852][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.660975][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.661097][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.661220][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.661397][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.661516][   T67]  kthread (kernel/kthread.c:436)
[   34.661605][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.661754][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.661875][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.661993][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.662141][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.662259][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.662433][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.665398][   T67] ------------[ cut here ]------------
| [   34.665536][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   34.665773][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.666319][   T67] Tainted: [W]=WARN
[   34.666422][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.666569][   T67] Workqueue: netns cleanup_net
[   34.666694][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.666849][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.667270][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   34.667445][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ebd4740 RCX: 1ff4000000090ed5
[   34.667622][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebd47fc
[   34.667803][   T67] RBP: ff110000028c9000 R08: 1fe2200001d7a901 R09: ff110000090f8bd0
[   34.667980][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   34.668156][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.668338][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   34.668570][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.668718][   T67] CR2: 00000000004eb8c0 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   34.668895][   T67] PKRU: 55555554
[   34.668987][   T67] Call Trace:
[   34.669089][   T67]  <TASK>
[   34.669152][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.669305][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.669468][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.669587][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.669709][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.669829][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.669949][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.670069][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.670190][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.670311][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.670444][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.670566][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.670686][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.670810][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.670931][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.671053][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.671174][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.671298][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.671429][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.671553][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.671690][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.671865][   T67]  kthread (kernel/kthread.c:436)
[   34.672001][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.672222][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.672421][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.672598][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.672749][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.672869][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.672990][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.675607][   T67] ------------[ cut here ]------------
| [   34.675731][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   34.675970][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.676539][   T67] Tainted: [W]=WARN
[   34.676629][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.676786][   T67] Workqueue: netns cleanup_net
[   34.676919][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.677075][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.677514][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   34.677666][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ebd5380 RCX: 1ff4000000090ed5
[   34.677844][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebd543c
[   34.678023][   T67] RBP: ff11000007841000 R08: 1fe2200001d7aa89 R09: ff110000090f8bd0
[   34.678205][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   34.678407][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.678593][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   34.678803][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.678951][   T67] CR2: 00000000004eb8c0 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   34.679132][   T67] PKRU: 55555554
[   34.679223][   T67] Call Trace:
[   34.679312][   T67]  <TASK>
[   34.679386][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.679539][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.679686][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.679805][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.679929][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   34.680050][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   34.680172][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   34.680292][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   34.680422][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   34.680544][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   34.680662][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.680784][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   34.680907][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   34.681026][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   34.681148][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.681267][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.681398][   T67]  process_one_work (kernel/workqueue.c:3314)
[   34.681521][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.681640][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.681763][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.681887][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.682009][   T67]  kthread (kernel/kthread.c:436)
[   34.682098][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.682247][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.682378][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.682501][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.682649][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.682768][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.682889][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.784559][  T631] ------------[ cut here ]------------
| [   34.784714][  T631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/631
| [   34.784951][  T631] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.785542][  T631] Tainted: [W]=WARN
[   34.785641][  T631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.785804][  T631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.785976][  T631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.786452][  T631] RSP: 0018:ffa0000000fcfa80 EFLAGS: 00010286
[   34.786618][  T631] RAX: 00000000ffffffa6 RBX: ff11000017692ac0 RCX: 1ff40000001f9f16
[   34.786814][  T631] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017692b7c
[   34.787010][  T631] RBP: ff11000007ea4000 R08: 1fe2200002ed2571 R09: ff1100000e2e8b80
[   34.787207][  T631] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.787425][  T631] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007ea4000
[   34.787624][  T631] FS:  00007f70eba4c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.787855][  T631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.788020][  T631] CR2: 00007f70ebc4dc20 CR3: 000000000f7f8001 CR4: 0000000000771ef0
[   34.788218][  T631] PKRU: 55555554
[   34.788316][  T631] Call Trace:
[   34.788425][  T631]  <TASK>
[   34.788493][  T631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.788628][  T631]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.788762][  T631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.788863][  T631]  register_netdevice (net/core/dev.c:11488)
[   34.788997][  T631]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.789161][  T631]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   34.789293][  T631]  register_netdev (net/core/dev.c:11552)
[   34.789438][  T631]  loopback_net_init (drivers/net/loopback.c:218)
[   34.789572][  T631]  ops_init (net/core/net_namespace.c:137)
[   34.789674][  T631]  setup_net (net/core/net_namespace.c:446)
[   34.789775][  T631]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.789906][  T631]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.790038][  T631]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.790171][  T631]  copy_net_ns (net/core/net_namespace.c:579)
[   34.790303][  T631]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.790679][  T631]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.790813][  T631]  ksys_unshare (kernel/fork.c:3243)
[   34.790945][  T631]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.791078][  T631]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.791209][  T631]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.791350][  T631]  ? __ia32_sys_open (fs/open.c:1374)
[   34.791490][  T631]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.791623][  T631]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.791754][  T631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.791886][  T631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.792019][  T631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.792150][  T631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.792313][  T631] RIP: 0033:0x7f70ebd0ebcb
[   34.792462][  T631] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.792934][  T631] RSP: 002b:00007ffd8f348a08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.793135][  T631] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70ebd0ebcb
[   34.793330][  T631] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.793540][  T631] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.793736][  T631] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd8f34ac30
[   34.793932][  T631] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd8f34b889
| [   34.798183][  T631] ------------[ cut here ]------------
| [   34.798320][  T631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/631
| [   34.798562][  T631] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.799134][  T631] Tainted: [W]=WARN
[   34.799234][  T631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.799409][  T631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.799582][  T631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.800051][  T631] RSP: 0018:ffa0000000fcf918 EFLAGS: 00010286
[   34.800216][  T631] RAX: 00000000ffffffa6 RBX: ff1100001186e040 RCX: 1ff40000001f9ee9
[   34.800428][  T631] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186e0fc
[   34.800625][  T631] RBP: ff110000173bc000 R08: 1fe220000230dc21 R09: ff1100000e2e8b80
[   34.800820][  T631] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.801015][  T631] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000173bc000
[   34.801211][  T631] FS:  00007f70eba4c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.801455][  T631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.801620][  T631] CR2: 00007f70ebc4dc20 CR3: 000000000f7f8001 CR4: 0000000000771ef0
[   34.801816][  T631] PKRU: 55555554
[   34.801914][  T631] Call Trace:
[   34.802012][  T631]  <TASK>
[   34.802080][  T631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.802210][  T631]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.802347][  T631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.802454][  T631]  register_netdevice (net/core/dev.c:11488)
[   34.802587][  T631]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.802749][  T631]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   34.802881][  T631]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   34.803013][  T631]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   34.803144][  T631]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   34.803277][  T631]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   34.803421][  T631]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   34.803554][  T631]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   34.803687][  T631]  ops_init (net/core/net_namespace.c:137)
[   34.803787][  T631]  setup_net (net/core/net_namespace.c:446)
[   34.803887][  T631]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.804018][  T631]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.804148][  T631]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.804282][  T631]  copy_net_ns (net/core/net_namespace.c:579)
[   34.804424][  T631]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.804558][  T631]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.804690][  T631]  ksys_unshare (kernel/fork.c:3243)
[   34.804820][  T631]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.804951][  T631]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.805083][  T631]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.805214][  T631]  ? __ia32_sys_open (fs/open.c:1374)
[   34.805356][  T631]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.805489][  T631]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.805620][  T631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.805750][  T631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.805879][  T631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.806011][  T631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.806174][  T631] RIP: 0033:0x7f70ebd0ebcb
[   34.806309][  T631] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.806787][  T631] RSP: 002b:00007ffd8f348a08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.806985][  T631] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70ebd0ebcb
[   34.807179][  T631] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.807385][  T631] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.807579][  T631] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd8f34ac30
[   34.807775][  T631] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd8f34b889
| [   34.811604][  T631] ------------[ cut here ]------------
| [   34.811741][  T631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/631
| [   34.811970][  T631] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.812552][  T631] Tainted: [W]=WARN
[   34.812653][  T631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.812819][  T631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.812992][  T631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.813468][  T631] RSP: 0018:ffa0000000fcf8f8 EFLAGS: 00010286
[   34.813633][  T631] RAX: 00000000ffffffa6 RBX: ff1100001186f1c0 RCX: 1ff40000001f9ee5
[   34.813831][  T631] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186f27c
[   34.814030][  T631] RBP: ff1100000d714000 R08: 1fe220000230de51 R09: ff1100000e2e8b80
[   34.814226][  T631] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.814432][  T631] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d714000
[   34.814632][  T631] FS:  00007f70eba4c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.814862][  T631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.815026][  T631] CR2: 00007f70ebc4dc20 CR3: 000000000f7f8001 CR4: 0000000000771ef0
[   34.815223][  T631] PKRU: 55555554
[   34.815321][  T631] Call Trace:
[   34.815428][  T631]  <TASK>
[   34.815497][  T631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.815631][  T631]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.815764][  T631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.815865][  T631]  register_netdevice (net/core/dev.c:11488)
[   34.815999][  T631]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.816163][  T631]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   34.816297][  T631]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   34.816444][  T631]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   34.816575][  T631]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   34.816709][  T631]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   34.816842][  T631]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   34.816974][  T631]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   34.817107][  T631]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   34.817241][  T631]  vti_init_net (net/ipv4/ip_vti.c:517)
[   34.817385][  T631]  ops_init (net/core/net_namespace.c:137)
[   34.817489][  T631]  setup_net (net/core/net_namespace.c:446)
[   34.817590][  T631]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.817722][  T631]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.817854][  T631]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.817988][  T631]  copy_net_ns (net/core/net_namespace.c:579)
[   34.818122][  T631]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.818258][  T631]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.818402][  T631]  ksys_unshare (kernel/fork.c:3243)
[   34.818536][  T631]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.818667][  T631]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.818798][  T631]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.818931][  T631]  ? __ia32_sys_open (fs/open.c:1374)
[   34.819064][  T631]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.819196][  T631]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.819329][  T631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.819476][  T631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.819608][  T631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.819739][  T631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.819902][  T631] RIP: 0033:0x7f70ebd0ebcb
[   34.820039][  T631] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.820519][  T631] RSP: 002b:00007ffd8f348a08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.820717][  T631] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70ebd0ebcb
[   34.820913][  T631] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.821109][  T631] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.821307][  T631] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd8f34ac30
[   34.821515][  T631] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd8f34b889
| [   34.825765][  T631] ------------[ cut here ]------------
| [   34.825900][  T631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/631
| [   34.826123][  T631] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.826693][  T631] Tainted: [W]=WARN
[   34.826792][  T631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.826954][  T631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.827122][  T631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.827595][  T631] RSP: 0018:ffa0000000fcfa78 EFLAGS: 00010286
[   34.827759][  T631] RAX: 00000000ffffffa6 RBX: ff11000017692740 RCX: 1ff40000001f9f15
[   34.827952][  T631] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176927fc
[   34.828147][  T631] RBP: ff110000130b4000 R08: 1fe2200002ed2501 R09: ff1100000e2e8b80
[   34.828347][  T631] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.828547][  T631] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000130b4000
[   34.828743][  T631] FS:  00007f70eba4c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.828969][  T631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.829134][  T631] CR2: 00007f70ebc4dc20 CR3: 000000000f7f8001 CR4: 0000000000771ef0
[   34.829328][  T631] PKRU: 55555554
[   34.829433][  T631] Call Trace:
[   34.829528][  T631]  <TASK>
[   34.829595][  T631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.829724][  T631]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.829855][  T631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.829956][  T631]  register_netdevice (net/core/dev.c:11488)
[   34.830086][  T631]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.830246][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.830389][  T631]  register_netdev (net/core/dev.c:11552)
[   34.830520][  T631]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   34.830651][  T631]  ops_init (net/core/net_namespace.c:137)
[   34.830750][  T631]  setup_net (net/core/net_namespace.c:446)
[   34.830848][  T631]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.830980][  T631]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.831110][  T631]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.831241][  T631]  copy_net_ns (net/core/net_namespace.c:579)
[   34.831381][  T631]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.831515][  T631]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.831645][  T631]  ksys_unshare (kernel/fork.c:3243)
[   34.831777][  T631]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.831906][  T631]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.832036][  T631]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.832165][  T631]  ? __ia32_sys_open (fs/open.c:1374)
[   34.832296][  T631]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.832434][  T631]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.832564][  T631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.832692][  T631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.832825][  T631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.832954][  T631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.833114][  T631] RIP: 0033:0x7f70ebd0ebcb
[   34.833248][  T631] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.833722][  T631] RSP: 002b:00007ffd8f348a08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.833917][  T631] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70ebd0ebcb
[   34.834111][  T631] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.834306][  T631] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.834514][  T631] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd8f34ac30
[   34.834708][  T631] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd8f34b889
| [   34.838751][  T631] ------------[ cut here ]------------
| [   34.838887][  T631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/631
| [   34.839111][  T631] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.839686][  T631] Tainted: [W]=WARN
[   34.839785][  T631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.839946][  T631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.840116][  T631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.840587][  T631] RSP: 0018:ffa0000000fcfa68 EFLAGS: 00010286
[   34.840750][  T631] RAX: 00000000ffffffa6 RBX: ff110000103e5000 RCX: 1ff40000001f9f13
[   34.840944][  T631] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e50bc
[   34.841138][  T631] RBP: ff11000015811000 R08: 1fe220000207ca19 R09: ff1100000e2e8b80
[   34.841330][  T631] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.841532][  T631] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015811000
[   34.841727][  T631] FS:  00007f70eba4c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.841953][  T631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.842114][  T631] CR2: 00007f70ebc4dc20 CR3: 000000000f7f8001 CR4: 0000000000771ef0
[   34.842312][  T631] PKRU: 55555554
[   34.842418][  T631] Call Trace:
[   34.842514][  T631]  <TASK>
[   34.842581][  T631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.842710][  T631]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.842840][  T631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.842939][  T631]  register_netdevice (net/core/dev.c:11488)
[   34.843070][  T631]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.843236][  T631]  register_netdev (net/core/dev.c:11552)
[   34.843373][  T631]  sit_init_net (net/ipv6/sit.c:1860)
[   34.843507][  T631]  ops_init (net/core/net_namespace.c:137)
[   34.843606][  T631]  setup_net (net/core/net_namespace.c:446)
[   34.843704][  T631]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.843833][  T631]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.843963][  T631]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.844096][  T631]  copy_net_ns (net/core/net_namespace.c:579)
[   34.844226][  T631]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.844367][  T631]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.844499][  T631]  ksys_unshare (kernel/fork.c:3243)
[   34.844628][  T631]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.844757][  T631]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.844888][  T631]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.845019][  T631]  ? __ia32_sys_open (fs/open.c:1374)
[   34.845150][  T631]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.845279][  T631]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.845417][  T631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.845547][  T631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.845676][  T631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.845805][  T631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.845966][  T631] RIP: 0033:0x7f70ebd0ebcb
[   34.846104][  T631] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.846577][  T631] RSP: 002b:00007ffd8f348a08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.846773][  T631] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70ebd0ebcb
[   34.846968][  T631] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.847162][  T631] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.847363][  T631] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd8f34ac30
[   34.847559][  T631] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd8f34b889
| [   34.852151][  T631] ------------[ cut here ]------------
| [   34.852286][  T631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/631
| [   34.852520][  T631] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.853086][  T631] Tainted: [W]=WARN
[   34.853186][  T631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.853358][  T631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.853530][  T631] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.853996][  T631] RSP: 0018:ffa0000000fcfa78 EFLAGS: 00010286
[   34.854161][  T631] RAX: 00000000ffffffa6 RBX: ff1100000bb671c0 RCX: 1ff40000001f9f15
[   34.854365][  T631] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb6727c
[   34.854585][  T631] RBP: ff11000011b94000 R08: 1fe220000176ce51 R09: ff1100000e2e8b80
[   34.854783][  T631] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.854977][  T631] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011b94000
[   34.855174][  T631] FS:  00007f70eba4c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   34.855415][  T631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.855578][  T631] CR2: 00007f70ebc4dc20 CR3: 000000000f7f8001 CR4: 0000000000771ef0
[   34.855775][  T631] PKRU: 55555554
[   34.855875][  T631] Call Trace:
[   34.855974][  T631]  <TASK>
[   34.856043][  T631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.856176][  T631]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.856306][  T631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.856416][  T631]  register_netdevice (net/core/dev.c:11488)
[   34.856549][  T631]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   34.856713][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.856847][  T631]  register_netdev (net/core/dev.c:11552)
[   34.856982][  T631]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   34.857116][  T631]  ops_init (net/core/net_namespace.c:137)
[   34.857217][  T631]  setup_net (net/core/net_namespace.c:446)
[   34.857317][  T631]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   34.857458][  T631]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   34.857589][  T631]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   34.857723][  T631]  copy_net_ns (net/core/net_namespace.c:579)
[   34.857856][  T631]  create_new_namespaces (kernel/nsproxy.c:132)
[   34.857992][  T631]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   34.858125][  T631]  ksys_unshare (kernel/fork.c:3243)
[   34.858257][  T631]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   34.858396][  T631]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   34.858527][  T631]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   34.858658][  T631]  ? __ia32_sys_open (fs/open.c:1374)
[   34.858790][  T631]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   34.858919][  T631]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   34.859050][  T631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.859180][  T631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.859310][  T631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.859453][  T631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.859616][  T631] RIP: 0033:0x7f70ebd0ebcb
[   34.859754][  T631] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   34.860219][  T631] RSP: 002b:00007ffd8f348a08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   34.860426][  T631] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70ebd0ebcb
[   34.860621][  T631] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   34.860816][  T631] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   34.861012][  T631] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd8f34ac30
[   34.861208][  T631] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd8f34b889
| [   34.893278][  T632] ------------[ cut here ]------------
| [   34.894104][  T632] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/632
| [   34.894455][  T632] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   34.895203][  T632] Tainted: [W]=WARN
[   34.895368][  T632] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.895578][  T632] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.895795][  T632] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.896301][  T632] RSP: 0018:ffa0000000fdf020 EFLAGS: 00010286
[   34.896533][  T632] RAX: 00000000ffffffa6 RBX: ff1100000be303c0 RCX: 1ff40000001fbdca
[   34.896774][  T632] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000be3047c
[   34.897014][  T632] RBP: ff11000007ea4000 R08: 1fe22000017c6091 R09: ff1100000e2eae58
[   34.897254][  T632] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   34.897519][  T632] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   34.897761][  T632] FS:  00007fe7a1483840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   34.898033][  T632] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.898242][  T632] CR2: 000000002714a988 CR3: 0000000012ad1005 CR4: 0000000000771ef0
[   34.898503][  T632] PKRU: 55555554
[   34.898647][  T632] Call Trace:
[   34.898790][  T632]  <TASK>
[   34.898904][  T632]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.899085][  T632]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.899231][  T632]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.899428][  T632]  __dev_notify_flags (net/core/dev.c:9787)
[   34.899610][  T632]  ? netif_change_name (net/core/dev.c:1495)
[   34.899788][  T632]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.899970][  T632]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   34.900146][  T632]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.900325][  T632]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   34.900525][  T632]  netif_change_flags (net/core/dev.c:9820)
[   34.900705][  T632]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   34.900882][  T632]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.901064][  T632]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.901242][  T632]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.901471][  T632]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.901649][  T632]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.901827][  T632]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.902004][  T632]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.902183][  T632]  ? __kernel_text_address (kernel/extable.c:79)
[   34.902384][  T632]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.902565][  T632]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.902742][  T632]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.902920][  T632]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.903098][  T632]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.903273][  T632]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.903467][  T632]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.903649][  T632]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.903830][  T632]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   34.904006][  T632]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.904184][  T632]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.904381][  T632]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.904563][  T632]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.904743][  T632]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.904922][  T632]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.905102][  T632]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.905282][  T632]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.905484][  T632]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.905662][  T632]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.905842][  T632]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.906017][  T632]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.906193][  T632]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.906393][  T632]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.906576][  T632]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.906754][  T632]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.906931][  T632]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.907106][  T632]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.907282][  T632]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.907476][  T632]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.907653][  T632]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.907832][  T632]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.908013][  T632]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.908191][  T632]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.908394][  T632]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   34.908572][  T632]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   34.908751][  T632]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.908930][  T632]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.909109][  T632]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.909292][  T632]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.909493][  T632]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.909678][  T632]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.909860][  T632]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.910039][  T632]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.910217][  T632]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.910442][  T632]  ? move_addr_to_kernel (net/socket.c:258)
[   34.910625][  T632]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.910804][  T632]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.910984][  T632]  ___sys_sendmsg (net/socket.c:2752)
[   34.911162][  T632]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.911388][  T632]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.911578][  T632]  __sys_sendmsg (net/socket.c:2784)
[   34.911756][  T632]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.911932][  T632]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.912148][  T632]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.912326][  T632]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.912523][  T632]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.912699][  T632]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.912877][  T632]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.913057][  T632]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.913264][  T632] RIP: 0033:0x7fe7a16bd08e
[   34.913470][  T632] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.913973][  T632] RSP: 002b:00007ffe949956c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.914214][  T632] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe7a16bd08e
[   34.914484][  T632] RDX: 0000000000000000 RSI: 00007ffe94995770 RDI: 0000000000000005
[   34.914725][  T632] RBP: 00007ffe949956d0 R08: 0000000000000000 R09: 0000000000000000
[   34.914965][  T632] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   34.915205][  T632] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe94995e40
| [   35.010818][  T635] ------------[ cut here ]------------
| [   35.010973][  T635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/635
| [   35.011210][  T635] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.011804][  T635] Tainted: [W]=WARN
[   35.011906][  T635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.012075][  T635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.012249][  T635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.012767][  T635] RSP: 0018:ffa000000100ee30 EFLAGS: 00010286
[   35.012936][  T635] RAX: 00000000ffffffa6 RBX: ff110000132bd000 RCX: 1ff4000000201d8c
[   35.013136][  T635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132bd0bc
[   35.013337][  T635] RBP: ff11000015ab1000 R08: 1fe2200002657a19 R09: ff1100000d6f2e80
[   35.013553][  T635] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   35.013753][  T635] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cda4780
[   35.013957][  T635] FS:  00007f9904ac8840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   35.014192][  T635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.014373][  T635] CR2: 00000000004eb8c0 CR3: 0000000016a6f003 CR4: 0000000000771ef0
[   35.014578][  T635] PKRU: 55555554
[   35.014679][  T635] Call Trace:
[   35.014781][  T635]  <TASK>
[   35.014851][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.014992][  T635]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.015128][  T635]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.015230][  T635]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   35.015378][  T635]  __dev_notify_flags (net/core/dev.c:9787)
[   35.015514][  T635]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   35.015648][  T635]  ? 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)
[   35.015785][  T635]  ? netif_change_name (net/core/dev.c:1495)
[   35.015920][  T635]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.016055][  T635]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.016188][  T635]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.016323][  T635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.016470][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.016605][  T635]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.016742][  T635]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   35.016877][  T635]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   35.017013][  T635]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   35.017150][  T635]  veth_newlink (drivers/net/veth.c:1871)
[   35.017286][  T635]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   35.017428][  T635]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.017569][  T635]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.017711][  T635]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   35.017863][  T635]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   35.017997][  T635]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   35.018134][  T635]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   35.018272][  T635]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   35.018420][  T635]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   35.018557][  T635]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   35.018696][  T635]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.018831][  T635]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.018965][  T635]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.019107][  T635]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.019246][  T635]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.019392][  T635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.019526][  T635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.019660][  T635]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.019796][  T635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.019929][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.020068][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.020204][  T635]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.020340][  T635]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.020487][  T635]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.020621][  T635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.020757][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.020893][  T635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.021028][  T635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.021163][  T635]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.021296][  T635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.021442][  T635]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.021581][  T635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.021715][  T635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.021855][  T635]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.021992][  T635]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.022128][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.022264][  T635]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.022412][  T635]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.022550][  T635]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.022688][  T635]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.022825][  T635]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.022963][  T635]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.023133][  T635]  ? move_addr_to_kernel (net/socket.c:258)
[   35.023274][  T635]  ___sys_sendmsg (net/socket.c:2752)
[   35.023418][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.023553][  T635]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.023698][  T635]  ? 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))
[   35.023837][  T635]  __sys_sendmsg (net/socket.c:2784)
[   35.023973][  T635]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.024115][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.024251][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.024396][  T635]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.024533][  T635]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.024718][  T635]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.024872][  T635]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.025043][  T635] RIP: 0033:0x7f9904d0208e
[   35.025183][  T635] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.025681][  T635] RSP: 002b:00007ffc6ad9b710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.025886][  T635] RAX: ffffffffffffffda RBX: 00007ffc6ad9beb0 RCX: 00007f9904d0208e
[   35.026090][  T635] RDX: 0000000000000000 RSI: 00007ffc6ad9b7c0 RDI: 0000000000000005
[   35.026290][  T635] RBP: 00007ffc6ad9b720 R08: 0000000000000000 R09: 0000000000000000
[   35.026503][  T635] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.026702][  T635] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6ad9be80
| [   35.036367][  T635] ------------[ cut here ]------------
| [   35.036528][  T635] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/635
| [   35.036761][  T635] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.037338][  T635] Tainted: [W]=WARN
[   35.037455][  T635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.037623][  T635] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.037799][  T635] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.038281][  T635] RSP: 0018:ffa000000100f1b0 EFLAGS: 00010286
[   35.038519][  T635] RAX: 00000000ffffffa6 RBX: ff1100000c4efa80 RCX: 1ff4000000201dfc
[   35.038720][  T635] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4efb3c
[   35.038919][  T635] RBP: ff11000015b34000 R08: 1fe220000189df69 R09: ff1100000d6f2e80
[   35.039120][  T635] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   35.039318][  T635] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   35.039548][  T635] FS:  00007f9904ac8840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   35.039782][  T635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.039951][  T635] CR2: 00000000004eb8c0 CR3: 0000000016a6f003 CR4: 0000000000771ef0
[   35.040153][  T635] PKRU: 55555554
[   35.040253][  T635] Call Trace:
[   35.040361][  T635]  <TASK>
[   35.040436][  T635]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.040572][  T635]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.040675][  T635]  __dev_notify_flags (net/core/dev.c:9787)
[   35.040811][  T635]  ? netif_change_name (net/core/dev.c:1495)
[   35.040945][  T635]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   35.041080][  T635]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   35.041216][  T635]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   35.041362][  T635]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   35.041497][  T635]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.041632][  T635]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.041764][  T635]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.041903][  T635]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.042043][  T635]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.042180][  T635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.042314][  T635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.042458][  T635]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.042592][  T635]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.042725][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.042863][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.042999][  T635]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.043133][  T635]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.043268][  T635]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.043414][  T635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.043546][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.043680][  T635]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.043811][  T635]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.043945][  T635]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.044079][  T635]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.044213][  T635]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.044358][  T635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.044524][  T635]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.044669][  T635]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.044805][  T635]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.044939][  T635]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.045074][  T635]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.045209][  T635]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.045349][  T635]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.045494][  T635]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.045628][  T635]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.045762][  T635]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.045928][  T635]  ? move_addr_to_kernel (net/socket.c:258)
[   35.046066][  T635]  ___sys_sendmsg (net/socket.c:2752)
[   35.046199][  T635]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.046331][  T635]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.046489][  T635]  ? 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))
[   35.046626][  T635]  __sys_sendmsg (net/socket.c:2784)
[   35.046761][  T635]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.046899][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.047035][  T635]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.047169][  T635]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.047303][  T635]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.047452][  T635]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.047588][  T635]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.047782][  T635] RIP: 0033:0x7f9904d0208e
[   35.047982][  T635] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.048469][  T635] RSP: 002b:00007ffc6ad9b710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.048674][  T635] RAX: ffffffffffffffda RBX: 00007ffc6ad9beb0 RCX: 00007f9904d0208e
[   35.048873][  T635] RDX: 0000000000000000 RSI: 00007ffc6ad9b7c0 RDI: 0000000000000005
[   35.049073][  T635] RBP: 00007ffc6ad9b720 R08: 0000000000000000 R09: 0000000000000000
[   35.049271][  T635] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.049485][  T635] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6ad9be80
| [   35.089990][  T636] ------------[ cut here ]------------
| [   35.090156][  T636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/636
| [   35.090396][  T636] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.090953][  T636] Tainted: [W]=WARN
[   35.091050][  T636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.091209][  T636] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.091387][  T636] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.091840][  T636] RSP: 0018:ffa0000000846ff8 EFLAGS: 00010286
[   35.092002][  T636] RAX: 00000000ffffffa6 RBX: ff11000017691700 RCX: 1ff4000000108dc5
[   35.092191][  T636] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176917bc
[   35.092396][  T636] RBP: ff11000015b34000 R08: 1fe2200002ed22f9 R09: ff1100000feb0b58
[   35.092585][  T636] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   35.092773][  T636] R13: 0000000000000000 R14: ffa0000000847140 R15: ff1100000d600ad0
[   35.092964][  T636] FS:  00007f1ff899b840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   35.093192][  T636] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.093419][  T636] CR2: 000000003362c988 CR3: 000000001334f001 CR4: 0000000000771ef0
[   35.093609][  T636] PKRU: 55555554
[   35.093704][  T636] Call Trace:
[   35.093798][  T636]  <TASK>
[   35.093864][  T636]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   35.093993][  T636]  __dev_change_net_namespace (net/core/dev.c:12635)
[   35.094154][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.094308][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.094451][  T636]  ? default_device_exit_batch (net/core/dev.c:13091)
[   35.094608][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.094734][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.094861][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.094990][  T636]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   35.095121][  T636]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   35.095249][  T636]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   35.095389][  T636]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   35.095519][  T636]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.095647][  T636]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.095805][  T636]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.095933][  T636]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.096078][  T636]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.096203][  T636]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.096332][  T636]  ? __kernel_text_address (kernel/extable.c:79)
[   35.096471][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.096601][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.096728][  T636]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.096856][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.096987][  T636]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.097114][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.097243][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.097381][  T636]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.097511][  T636]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.097637][  T636]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.097765][  T636]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.097895][  T636]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.098023][  T636]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.098155][  T636]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.098286][  T636]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.098450][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.098578][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.098704][  T636]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.098830][  T636]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.098957][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.099089][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.099216][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.099516][  T636]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.099646][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.099775][  T636]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.099903][  T636]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.100031][  T636]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.100162][  T636]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.100287][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.100427][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.100554][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.100683][  T636]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.100832][  T636]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.100959][  T636]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.101089][  T636]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.101221][  T636]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.101359][  T636]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.101490][  T636]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.101618][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.101747][  T636]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.101878][  T636]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.102009][  T636]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.102141][  T636]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.102270][  T636]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.102412][  T636]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.102570][  T636]  ? move_addr_to_kernel (net/socket.c:258)
[   35.102699][  T636]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.102827][  T636]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.102956][  T636]  ___sys_sendmsg (net/socket.c:2752)
[   35.103086][  T636]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.103243][  T636]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.103393][  T636]  __sys_sendmsg (net/socket.c:2784)
[   35.103521][  T636]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.103648][  T636]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.103809][  T636]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.103938][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.104070][  T636]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.104198][  T636]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.104325][  T636]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.104466][  T636]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.104624][  T636] RIP: 0033:0x7f1ff8bd508e
[   35.104757][  T636] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.105215][  T636] RSP: 002b:00007fff6f941020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.105418][  T636] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1ff8bd508e
[   35.105609][  T636] RDX: 0000000000000000 RSI: 00007fff6f9410d0 RDI: 0000000000000005
[   35.105799][  T636] RBP: 00007fff6f941030 R08: 0000000000000000 R09: 0000000000000000
[   35.105993][  T636] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.106182][  T636] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6f941790
| [   35.108736][  T636] ------------[ cut here ]------------
| [   35.108883][  T636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/636
| [   35.109105][  T636] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.109936][  T636] Tainted: [W]=WARN
[   35.110040][  T636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.110201][  T636] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.110396][  T636] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.110949][  T636] RSP: 0018:ffa0000000846fc0 EFLAGS: 00010286
[   35.111111][  T636] RAX: 00000000ffffffa6 RBX: ff11000017690e40 RCX: 1ff4000000108dbe
[   35.111302][  T636] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017690efc
[   35.111511][  T636] RBP: ff11000015b34000 R08: 1fe2200002ed21e1 R09: ff1100000feb0b58
[   35.111705][  T636] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   35.111896][  T636] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d600ad0
[   35.112089][  T636] FS:  00007f1ff899b840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   35.112415][  T636] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.112664][  T636] CR2: 000000003362c988 CR3: 000000001334f001 CR4: 0000000000771ef0
[   35.112859][  T636] PKRU: 55555554
[   35.112955][  T636] Call Trace:
[   35.113053][  T636]  <TASK>
[   35.113120][  T636]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.113248][  T636]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.113388][  T636]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.113573][  T636]  __dev_change_net_namespace (net/core/dev.c:12695)
[   35.113820][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.113951][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.114167][  T636]  ? default_device_exit_batch (net/core/dev.c:13091)
[   35.114327][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.114558][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.114690][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.114822][  T636]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   35.114952][  T636]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   35.115082][  T636]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   35.115214][  T636]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   35.115439][  T636]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.115569][  T636]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.115730][  T636]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.115861][  T636]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.116075][  T636]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.116203][  T636]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.116332][  T636]  ? __kernel_text_address (kernel/extable.c:79)
[   35.116557][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.116689][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.116817][  T636]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.116947][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.117075][  T636]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.117286][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.117425][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.117552][  T636]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.117682][  T636]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.117897][  T636]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.118026][  T636]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.118157][  T636]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.118284][  T636]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.118511][  T636]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.118644][  T636]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.118773][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.118901][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.119030][  T636]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.119159][  T636]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.119288][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.119510][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.119639][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.119766][  T636]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.119893][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.120022][  T636]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.120238][  T636]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.120400][  T636]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.120529][  T636]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.120655][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.120866][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.120992][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.121121][  T636]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.121250][  T636]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.121476][  T636]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.121606][  T636]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.121733][  T636]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.121864][  T636]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.122077][  T636]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.122205][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.122333][  T636]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.122559][  T636]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.122689][  T636]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.122817][  T636]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.122944][  T636]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.123073][  T636]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.123315][  T636]  ? move_addr_to_kernel (net/socket.c:258)
[   35.123455][  T636]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.123584][  T636]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.123714][  T636]  ___sys_sendmsg (net/socket.c:2752)
[   35.123841][  T636]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.124000][  T636]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.124225][  T636]  __sys_sendmsg (net/socket.c:2784)
[   35.124362][  T636]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.124490][  T636]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.124656][  T636]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.124787][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.125001][  T636]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.125211][  T636]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.125456][  T636]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.125589][  T636]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.125747][  T636] RIP: 0033:0x7f1ff8bd508e
[   35.125881][  T636] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.126467][  T636] RSP: 002b:00007fff6f941020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.126748][  T636] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1ff8bd508e
[   35.126954][  T636] RDX: 0000000000000000 RSI: 00007fff6f9410d0 RDI: 0000000000000005
[   35.127150][  T636] RBP: 00007fff6f941030 R08: 0000000000000000 R09: 0000000000000000
[   35.127350][  T636] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.127548][  T636] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6f941790
| [   35.161773][  T638] ------------[ cut here ]------------
| [   35.161925][  T638] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/638
| [   35.162153][  T638] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.162741][  T638] Tainted: [W]=WARN
[   35.162842][  T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.163005][  T638] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.163176][  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
[   35.163651][  T638] RSP: 0018:ffa000000100f020 EFLAGS: 00010286
[   35.163816][  T638] RAX: 00000000ffffffa6 RBX: ff1100000b5fde00 RCX: 1ff4000000201dca
[   35.164012][  T638] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fdebc
[   35.164207][  T638] RBP: ff11000015b34000 R08: 1fe22000016bfbd9 R09: ff1100000a2a0b58
[   35.164413][  T638] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   35.164607][  T638] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   35.164804][  T638] FS:  00007fc5124d9840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   35.165033][  T638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.165195][  T638] CR2: 0000000019f81988 CR3: 000000000e35f004 CR4: 0000000000771ef0
[   35.165398][  T638] PKRU: 55555554
[   35.165500][  T638] Call Trace:
[   35.165596][  T638]  <TASK>
[   35.165664][  T638]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.165795][  T638]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.165912][  T638]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.166043][  T638]  __dev_notify_flags (net/core/dev.c:9787)
[   35.166174][  T638]  ? netif_change_name (net/core/dev.c:1495)
[   35.166322][  T638]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.166977][  T638]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   35.167115][  T638]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.167250][  T638]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   35.167447][  T638]  netif_change_flags (net/core/dev.c:9820)
[   35.167579][  T638]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.167712][  T638]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.167845][  T638]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.167977][  T638]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.168141][  T638]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.168270][  T638]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.168463][  T638]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.168651][  T638]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.168785][  T638]  ? __kernel_text_address (kernel/extable.c:79)
[   35.168915][  T638]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.169047][  T638]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.169177][  T638]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.169307][  T638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.169504][  T638]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.169639][  T638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.169771][  T638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.169901][  T638]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.170034][  T638]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.170171][  T638]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.170302][  T638]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.170500][  T638]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.170634][  T638]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.170770][  T638]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.170903][  T638]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.171035][  T638]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.171166][  T638]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.171301][  T638]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.171497][  T638]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.171631][  T638]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.171763][  T638]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.171893][  T638]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.172025][  T638]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.172156][  T638]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.172287][  T638]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.172476][  T638]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.172612][  T638]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.172743][  T638]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.172875][  T638]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.173007][  T638]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.173140][  T638]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.173279][  T638]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.173490][  T638]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.173626][  T638]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.173757][  T638]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.173892][  T638]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.174025][  T638]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.174155][  T638]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.174287][  T638]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.174480][  T638]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.174613][  T638]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.174745][  T638]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.174879][  T638]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.175014][  T638]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.175176][  T638]  ? move_addr_to_kernel (net/socket.c:258)
[   35.175310][  T638]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.175505][  T638]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.175639][  T638]  ___sys_sendmsg (net/socket.c:2752)
[   35.175769][  T638]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.175933][  T638]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.176078][  T638]  __sys_sendmsg (net/socket.c:2784)
[   35.176217][  T638]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.176410][  T638]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.176581][  T638]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.176713][  T638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.176847][  T638]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.176982][  T638]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.177115][  T638]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.177245][  T638]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.177474][  T638] RIP: 0033:0x7fc51271308e
[   35.177612][  T638] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.178082][  T638] RSP: 002b:00007ffca55bb8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.178281][  T638] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc51271308e
[   35.178546][  T638] RDX: 0000000000000000 RSI: 00007ffca55bb990 RDI: 0000000000000005
[   35.178742][  T638] RBP: 00007ffca55bb8f0 R08: 0000000000000000 R09: 0000000000000000
[   35.178940][  T638] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.179142][  T638] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca55bc060
| [   35.297907][  T655] ------------[ cut here ]------------
| [   35.298155][  T655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/655
| [   35.298427][  T655] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.298995][  T655] Tainted: [W]=WARN
[   35.299092][  T655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.299252][  T655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.299493][  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
[   35.300037][  T655] RSP: 0018:ffa000000101eff8 EFLAGS: 00010286
[   35.300200][  T655] RAX: 00000000ffffffa6 RBX: ff110000096f4c80 RCX: 1ff4000000203dc5
[   35.300463][  T655] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000096f4d3c
[   35.300655][  T655] RBP: ff11000015ab1000 R08: 1fe22000012de9a9 R09: ff1100000f8f0b58
[   35.300845][  T655] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   35.301034][  T655] R13: 0000000000000000 R14: ffa000000101f140 R15: ff1100000cc61fd0
[   35.301226][  T655] FS:  00007f53ceab1840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   35.301516][  T655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.301679][  T655] CR2: 00007f53ced811a0 CR3: 0000000009923005 CR4: 0000000000771ef0
[   35.301872][  T655] PKRU: 55555554
[   35.301967][  T655] Call Trace:
[   35.302062][  T655]  <TASK>
[   35.302130][  T655]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   35.302258][  T655]  __dev_change_net_namespace (net/core/dev.c:12635)
[   35.302437][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.302567][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.302694][  T655]  ? default_device_exit_batch (net/core/dev.c:13091)
[   35.302850][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.302974][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.303100][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.303240][  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))
[   35.303421][  T655]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   35.303548][  T655]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   35.303675][  T655]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   35.303806][  T655]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.303934][  T655]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.304093][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.304222][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.304359][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.304486][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.304614][  T655]  ? __kernel_text_address (kernel/extable.c:79)
[   35.304742][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.304871][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.304997][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.305126][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.305252][  T655]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.305390][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.305525][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.305650][  T655]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.305778][  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)
[   35.305904][  T655]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.306030][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.306159][  T655]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.306285][  T655]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.306425][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.306554][  T655]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.306681][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.306807][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.306952][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.307082][  T655]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.307210][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.307339][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.307477][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.307603][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.307747][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.307878][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.308004][  T655]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.308132][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.308258][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.308391][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.308520][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.308646][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.308772][  T655]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.308898][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.309023][  T655]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.309155][  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))
[   35.309281][  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))
[   35.309421][  T655]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.309550][  T655]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.309676][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.309805][  T655]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.309932][  T655]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.310083][  T655]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.310238][  T655]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.310380][  T655]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.310509][  T655]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.310669][  T655]  ? move_addr_to_kernel (net/socket.c:258)
[   35.310797][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.310922][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.311064][  T655]  ___sys_sendmsg (net/socket.c:2752)
[   35.311191][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.311360][  T655]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.311509][  T655]  __sys_sendmsg (net/socket.c:2784)
[   35.311636][  T655]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.311763][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.311924][  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)
[   35.312056][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.312184][  T655]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.312311][  T655]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.312450][  T655]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.312577][  T655]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.312734][  T655] RIP: 0033:0x7f53ceceb08e
[   35.312869][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.313338][  T655] RSP: 002b:00007fff32387900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.313541][  T655] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f53ceceb08e
[   35.313731][  T655] RDX: 0000000000000000 RSI: 00007fff323879b0 RDI: 0000000000000005
[   35.314133][  T655] RBP: 00007fff32387910 R08: 0000000000000000 R09: 0000000000000000
[   35.314322][  T655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.314518][  T655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff32388070
| [   35.318678][  T655] ------------[ cut here ]------------
| [   35.318834][  T655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/655
| [   35.319058][  T655] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.319692][  T655] Tainted: [W]=WARN
[   35.319796][  T655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.319959][  T655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.320177][  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
[   35.320681][  T655] RSP: 0018:ffa000000101efc0 EFLAGS: 00010286
[   35.320845][  T655] RAX: 00000000ffffffa6 RBX: ff1100000b751380 RCX: 1ff4000000203dbe
[   35.321037][  T655] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b75143c
[   35.321231][  T655] RBP: ff11000015ab1000 R08: 1fe22000016ea289 R09: ff1100000f8f0b58
[   35.321498][  T655] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   35.321689][  T655] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc61fd0
[   35.321903][  T655] FS:  00007f53ceab1840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   35.322146][  T655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.322308][  T655] CR2: 00007f53ced811a0 CR3: 0000000009923005 CR4: 0000000000771ef0
[   35.322568][  T655] PKRU: 55555554
[   35.322664][  T655] Call Trace:
[   35.322760][  T655]  <TASK>
[   35.322882][  T655]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.323038][  T655]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.323170][  T655]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.323268][  T655]  __dev_change_net_namespace (net/core/dev.c:12695)
[   35.323498][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.323627][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.323756][  T655]  ? default_device_exit_batch (net/core/dev.c:13091)
[   35.323916][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.324045][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.324173][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.324302][  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))
[   35.324497][  T655]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   35.324636][  T655]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   35.324766][  T655]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   35.324896][  T655]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.325029][  T655]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.325190][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.325325][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.325521][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.325651][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.325780][  T655]  ? __kernel_text_address (kernel/extable.c:79)
[   35.325909][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.326039][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.326167][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.326301][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.326536][  T655]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.326687][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.326815][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.326943][  T655]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.327072][  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)
[   35.327202][  T655]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.327329][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.327531][  T655]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.327661][  T655]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.327791][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.327944][  T655]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.328075][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.328202][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.328330][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.328519][  T655]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.328646][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.328928][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.329055][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.329182][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.329311][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.329505][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.329656][  T655]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.329791][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.329919][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.330047][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.330176][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.330304][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.330494][  T655]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.330634][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.330762][  T655]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.330894][  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))
[   35.331022][  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))
[   35.331152][  T655]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.331281][  T655]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.331471][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.331612][  T655]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.331741][  T655]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.331871][  T655]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.332001][  T655]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.332130][  T655]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.332257][  T655]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.332474][  T655]  ? move_addr_to_kernel (net/socket.c:258)
[   35.332606][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.332735][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.332866][  T655]  ___sys_sendmsg (net/socket.c:2752)
[   35.332994][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.333153][  T655]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.333295][  T655]  __sys_sendmsg (net/socket.c:2784)
[   35.333486][  T655]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.333615][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.333778][  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)
[   35.333906][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.334036][  T655]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.334165][  T655]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.334295][  T655]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.334484][  T655]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.334644][  T655] RIP: 0033:0x7f53ceceb08e
[   35.334781][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.335241][  T655] RSP: 002b:00007fff32387900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.335551][  T655] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f53ceceb08e
[   35.335744][  T655] RDX: 0000000000000000 RSI: 00007fff323879b0 RDI: 0000000000000005
[   35.335934][  T655] RBP: 00007fff32387910 R08: 0000000000000000 R09: 0000000000000000
[   35.336125][  T655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.336317][  T655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff32388070
| [   35.365019][  T658] ------------[ cut here ]------------
| [   35.365168][  T658] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/658
| [   35.365413][  T658] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.365983][  T658] Tainted: [W]=WARN
[   35.366082][  T658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.366244][  T658] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.366534][  T658] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.367082][  T658] RSP: 0018:ffa0000000f6f020 EFLAGS: 00010286
[   35.367250][  T658] RAX: 00000000ffffffa6 RBX: ff110000052efc40 RCX: 1ff40000001eddca
[   35.367534][  T658] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052efcfc
[   35.367730][  T658] RBP: ff11000015ab1000 R08: 1fe2200000a5dfa1 R09: ff1100000e080b58
[   35.367924][  T658] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   35.368120][  T658] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   35.368316][  T658] FS:  00007f164655f840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   35.368636][  T658] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.368800][  T658] CR2: 0000000010091988 CR3: 00000000169d3001 CR4: 0000000000771ef0
[   35.368996][  T658] PKRU: 55555554
[   35.369093][  T658] Call Trace:
[   35.369189][  T658]  <TASK>
[   35.369256][  T658]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.369489][  T658]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.369589][  T658]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.369720][  T658]  __dev_notify_flags (net/core/dev.c:9787)
[   35.369852][  T658]  ? netif_change_name (net/core/dev.c:1495)
[   35.369982][  T658]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.370116][  T658]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   35.370245][  T658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.370448][  T658]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   35.370587][  T658]  netif_change_flags (net/core/dev.c:9820)
[   35.370771][  T658]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.370901][  T658]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.371036][  T658]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.371166][  T658]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.371328][  T658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.371520][  T658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.371649][  T658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.371777][  T658]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.371907][  T658]  ? __kernel_text_address (kernel/extable.c:79)
[   35.372040][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.372172][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.372301][  T658]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.372517][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.372650][  T658]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.372779][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.372909][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.373039][  T658]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.373171][  T658]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.373303][  T658]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.373494][  T658]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.373626][  T658]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.373759][  T658]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.373891][  T658]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.374022][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.374154][  T658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.374286][  T658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.374426][  T658]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.374556][  T658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.374689][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.374819][  T658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.374949][  T658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.375081][  T658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.375214][  T658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.375350][  T658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.375484][  T658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.375614][  T658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.375744][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.375876][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.376007][  T658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.376138][  T658]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.376271][  T658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.376417][  T658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.376551][  T658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.376680][  T658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.376815][  T658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.376946][  T658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.377077][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.377211][  T658]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.377348][  T658]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.377486][  T658]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.377632][  T658]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.377764][  T658]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.377894][  T658]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.378054][  T658]  ? move_addr_to_kernel (net/socket.c:258)
[   35.378188][  T658]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.378318][  T658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.378460][  T658]  ___sys_sendmsg (net/socket.c:2752)
[   35.378591][  T658]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.378752][  T658]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.378895][  T658]  __sys_sendmsg (net/socket.c:2784)
[   35.379025][  T658]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.379155][  T658]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.379321][  T658]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.379462][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.379593][  T658]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.379724][  T658]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.379855][  T658]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.379986][  T658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.380148][  T658] RIP: 0033:0x7f164679908e
[   35.380288][  T658] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.380760][  T658] RSP: 002b:00007ffd77636b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.380957][  T658] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f164679908e
[   35.381155][  T658] RDX: 0000000000000000 RSI: 00007ffd77636bb0 RDI: 0000000000000005
[   35.381359][  T658] RBP: 00007ffd77636b10 R08: 0000000000000000 R09: 0000000000000000
[   35.381555][  T658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.381749][  T658] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd77637280
| [   35.383762][   T45] ------------[ cut here ]------------
| [   35.383887][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/45
| [   35.384124][   T45] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.385272][   T45] Tainted: [W]=WARN
[   35.385375][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.385534][   T45] Workqueue: events_unbound linkwatch_event
[   35.385692][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.385848][   T45] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.386276][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   35.386639][   T45] RAX: 00000000ffffffa6 RBX: ff110000052eeac0 RCX: 1ff4000000063f02
[   35.386819][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052eeb7c
[   35.387001][   T45] RBP: ff11000015ab1000 R08: 1fe2200000a5dd71 R09: ff110000020051a8
[   35.387179][   T45] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   35.387371][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.387553][   T45] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   35.387763][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.387914][   T45] CR2: 0000000010091988 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   35.388095][   T45] PKRU: 55555554
[   35.388187][   T45] Call Trace:
[   35.388276][   T45]  <TASK>
[   35.388339][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.388473][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.388594][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.388685][   T45]  netif_state_change (net/core/dev.c:1605)
[   35.388806][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   35.388956][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   35.389077][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   35.389197][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.389321][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   35.389451][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   35.389570][   T45]  process_one_work (kernel/workqueue.c:3314)
[   35.389700][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   35.389819][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.389947][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.390073][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   35.390192][   T45]  kthread (kernel/kthread.c:436)
[   35.390282][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.390444][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.390565][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.390686][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   35.390837][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   35.390959][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.391078][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.392727][   T45] ------------[ cut here ]------------
| [   35.392849][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/45
| [   35.393082][   T45] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.393660][   T45] Tainted: [W]=WARN
[   35.393751][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.393902][   T45] Workqueue: events_unbound linkwatch_event
[   35.394057][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.394210][   T45] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.395259][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   35.395475][   T45] RAX: 00000000ffffffa6 RBX: ff11000005f04580 RCX: 1ff4000000063f02
[   35.395656][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f0463c
[   35.395833][   T45] RBP: ff11000015b34000 R08: 1fe2200000be08c9 R09: ff110000020051a8
[   35.396013][   T45] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   35.396191][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.396424][   T45] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   35.396631][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.396830][   T45] CR2: 0000000010091988 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   35.397012][   T45] PKRU: 55555554
[   35.397101][   T45] Call Trace:
[   35.397189][   T45]  <TASK>
[   35.397250][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.397422][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.397544][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.397634][   T45]  netif_state_change (net/core/dev.c:1605)
[   35.397763][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   35.397912][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   35.398032][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   35.398152][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.398273][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   35.398443][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   35.398565][   T45]  process_one_work (kernel/workqueue.c:3314)
[   35.398690][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   35.398809][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.398933][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   35.399056][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   35.399175][   T45]  kthread (kernel/kthread.c:436)
[   35.399265][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.399466][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.399588][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   35.399706][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   35.399855][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   35.399979][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   35.400098][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.545405][  T662] ------------[ cut here ]------------
| [   35.545578][  T662] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/662
| [   35.545824][  T662] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.546435][  T662] Tainted: [W]=WARN
[   35.546540][  T662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.546710][  T662] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.546891][  T662] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.547387][  T662] RSP: 0018:ffa00000010cee90 EFLAGS: 00010286
[   35.547560][  T662] RAX: 00000000ffffffa6 RBX: ff11000008cd3540 RCX: 1ff4000000219d98
[   35.547764][  T662] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cd35fc
[   35.547966][  T662] RBP: ff11000015b34000 R08: 1fe220000119a6c1 R09: ff1100000e3d2e58
[   35.548168][  T662] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   35.548383][  T662] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   35.548585][  T662] FS:  00007fddb5cf6840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   35.548822][  T662] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.548993][  T662] CR2: 00000000268483b8 CR3: 0000000015ba1002 CR4: 0000000000771ef0
[   35.549198][  T662] PKRU: 55555554
[   35.549300][  T662] Call Trace:
[   35.549411][  T662]  <TASK>
[   35.549483][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.549620][  T662]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   35.549756][  T662]  notifier_call_chain (kernel/notifier.c:85)
[   35.549895][  T662]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   35.550033][  T662]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   35.550203][  T662]  veth_xdp_set (drivers/net/veth.c:1638)
[   35.550340][  T662]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   35.550485][  T662]  dev_xdp_install (net/core/dev.c:10348)
[   35.550621][  T662]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   35.550761][  T662]  dev_xdp_attach (net/core/dev.c:10504)
[   35.550897][  T662]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   35.551033][  T662]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   35.551168][  T662]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   35.551304][  T662]  dev_change_xdp_fd (net/core/dev.c:10759)
[   35.551453][  T662]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   35.551591][  T662]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.551730][  T662]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.551897][  T662]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.552035][  T662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.552171][  T662]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.552305][  T662]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.552455][  T662]  ? __kernel_text_address (kernel/extable.c:79)
[   35.552594][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.552733][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.552866][  T662]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.553000][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.553134][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.553267][  T662]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.553415][  T662]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.553551][  T662]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.553688][  T662]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.553826][  T662]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.553960][  T662]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.554098][  T662]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.554235][  T662]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.554384][  T662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.554522][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.554657][  T662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.554792][  T662]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.554927][  T662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.555065][  T662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.555202][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.555337][  T662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.555487][  T662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.555624][  T662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.555758][  T662]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.555895][  T662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.556029][  T662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.556164][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.556302][  T662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.556448][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.556620][  T662]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.556755][  T662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.556891][  T662]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.557030][  T662]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.557165][  T662]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.557302][  T662]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.557451][  T662]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.557587][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.557722][  T662]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.557857][  T662]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.557993][  T662]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.558129][  T662]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.558264][  T662]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.558411][  T662]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.558578][  T662]  ? move_addr_to_kernel (net/socket.c:258)
[   35.558715][  T662]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.558850][  T662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.558985][  T662]  ___sys_sendmsg (net/socket.c:2752)
[   35.559118][  T662]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.559287][  T662]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.559442][  T662]  __sys_sendmsg (net/socket.c:2784)
[   35.559579][  T662]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.559714][  T662]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.559888][  T662]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.560025][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.560160][  T662]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.560295][  T662]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.560445][  T662]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.560581][  T662]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.560749][  T662] RIP: 0033:0x7fddb5f3008e
[   35.560891][  T662] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.561384][  T662] RSP: 002b:00007ffe7ecfb830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.561589][  T662] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fddb5f3008e
[   35.561795][  T662] RDX: 0000000000000000 RSI: 00007ffe7ecfb8e0 RDI: 0000000000000005
[   35.561999][  T662] RBP: 00007ffe7ecfb840 R08: 0000000000000000 R09: 0000000000000000
[   35.562201][  T662] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.562416][  T662] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7ecfbfb0
| [   35.569475][  T662] ------------[ cut here ]------------
| [   35.569681][  T662] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/662
| [   35.569941][  T662] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   35.570956][  T662] Tainted: [W]=WARN
[   35.571099][  T662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.571261][  T662] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.571511][  T662] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.572055][  T662] RSP: 0018:ffa00000010cf0a0 EFLAGS: 00010286
[   35.572218][  T662] RAX: 00000000ffffffa6 RBX: ff11000008cd3000 RCX: 1ff4000000219dda
[   35.572487][  T662] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cd30bc
[   35.572680][  T662] RBP: ff11000015ab1000 R08: 1fe220000119a619 R09: ff1100000e3d2e58
[   35.572953][  T662] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   35.573182][  T662] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000512f4e4
[   35.573441][  T662] FS:  00007fddb5cf6840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   35.573665][  T662] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.573825][  T662] CR2: 00000000268483b8 CR3: 0000000015ba1002 CR4: 0000000000771ef0
[   35.574074][  T662] PKRU: 55555554
[   35.574171][  T662] Call Trace:
[   35.574299][  T662]  <TASK>
[   35.574506][  T662]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.574639][  T662]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.574768][  T662]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.574866][  T662]  netif_state_change (net/core/dev.c:1605)
[   35.574995][  T662]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   35.575160][  T662]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   35.575477][  T662]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   35.575610][  T662]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.575739][  T662]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.575898][  T662]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.576077][  T662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.576264][  T662]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.576666][  T662]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.576858][  T662]  ? __kernel_text_address (kernel/extable.c:79)
[   35.576989][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.577124][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.577312][  T662]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.577572][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.577750][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.577908][  T662]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.578042][  T662]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   35.578170][  T662]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.578298][  T662]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.578501][  T662]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.578676][  T662]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.578806][  T662]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.578938][  T662]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.579068][  T662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.579195][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.579322][  T662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.579576][  T662]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.579766][  T662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.579900][  T662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.580028][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.580156][  T662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.580284][  T662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.580488][  T662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.580616][  T662]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.580774][  T662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.580927][  T662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.581055][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.581239][  T662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.581545][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.581750][  T662]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.581945][  T662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.582136][  T662]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.582340][  T662]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.582619][  T662]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.582749][  T662]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.582915][  T662]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.583101][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.583294][  T662]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.583599][  T662]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.583750][  T662]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.583881][  T662]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.584011][  T662]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.584139][  T662]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.584297][  T662]  ? move_addr_to_kernel (net/socket.c:258)
[   35.584492][  T662]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.584622][  T662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.584752][  T662]  ___sys_sendmsg (net/socket.c:2752)
[   35.584878][  T662]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.585038][  T662]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.585179][  T662]  __sys_sendmsg (net/socket.c:2784)
[   35.585308][  T662]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.585500][  T662]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.585663][  T662]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.585792][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.585922][  T662]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.586051][  T662]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.586181][  T662]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.586310][  T662]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.586543][  T662] RIP: 0033:0x7fddb5f3008e
[   35.586680][  T662] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.587142][  T662] RSP: 002b:00007ffe7ecfb830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.587336][  T662] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fddb5f3008e
[   35.587696][  T662] RDX: 0000000000000000 RSI: 00007ffe7ecfb8e0 RDI: 0000000000000005
[   35.587888][  T662] RBP: 00007ffe7ecfb840 R08: 0000000000000000 R09: 0000000000000000
[   35.588079][  T662] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e478
[   35.588271][  T662] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7ecfbfb0
| [   36.045829][   T67] ------------[ cut here ]------------
| [   36.045996][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   36.046242][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.046915][   T67] Tainted: [W]=WARN
[   36.047009][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.047158][   T67] Workqueue: netns cleanup_net
[   36.047283][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.047460][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.047898][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.048048][   T67] RAX: 00000000ffffffa6 RBX: ff1100000bb53000 RCX: 1ff4000000090eed
[   36.048221][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb530bc
[   36.048418][   T67] RBP: ff1100000d6f9000 R08: 1fe220000176a619 R09: ff110000090f8bd0
[   36.048592][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   36.048767][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.048945][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   36.049150][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.049301][   T67] CR2: 00007f9711f188f4 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   36.049491][   T67] PKRU: 55555554
[   36.049580][   T67] Call Trace:
[   36.049667][   T67]  <TASK>
[   36.049729][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.049887][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.050042][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.050162][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.050283][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.050414][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.050540][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.050660][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.050778][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.050899][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.051020][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.051136][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.051253][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.051385][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.051504][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.051645][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.051768][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.051884][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.052006][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.052126][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.052243][   T67]  kthread (kernel/kthread.c:436)
[   36.052333][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.052491][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.052607][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.052728][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.052873][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.052991][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.053111][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.055490][   T67] ------------[ cut here ]------------
| [   36.055665][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   36.055917][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.056533][   T67] Tainted: [W]=WARN
[   36.056623][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.056774][   T67] Workqueue: netns cleanup_net
[   36.056896][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.057050][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.057527][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.057675][   T67] RAX: 00000000ffffffa6 RBX: ff1100000bb52900 RCX: 1ff4000000090eed
[   36.057846][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb529bc
[   36.058021][   T67] RBP: ff1100000d771000 R08: 1fe220000176a539 R09: ff110000090f8bd0
[   36.058199][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   36.058386][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.058562][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   36.058770][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.058917][   T67] CR2: 00007f9711f188f4 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   36.059093][   T67] PKRU: 55555554
[   36.059180][   T67] Call Trace:
[   36.059266][   T67]  <TASK>
[   36.059327][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.059487][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.059631][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.059748][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.059864][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.059980][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.060098][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.060216][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.060333][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.060459][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.060578][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.060694][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.060810][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.060932][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.061048][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.061165][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.061284][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.061412][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.061540][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.061659][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.061775][   T67]  kthread (kernel/kthread.c:436)
[   36.061863][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.062008][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.062129][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.062245][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.062408][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.062528][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.062643][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.064851][   T67] ------------[ cut here ]------------
| [   36.064986][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   36.065223][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.066681][   T67] Tainted: [W]=WARN
[   36.066771][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.066921][   T67] Workqueue: netns cleanup_net
[   36.067043][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.067198][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.067736][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.067887][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b750200 RCX: 1ff4000000090eed
[   36.068063][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7502bc
[   36.068236][   T67] RBP: ff11000009239000 R08: 1fe22000016ea059 R09: ff110000090f8bd0
[   36.068501][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.068675][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.068858][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.069065][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.069215][   T67] CR2: 00007f3a0cec5574 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   36.069487][   T67] PKRU: 55555554
[   36.069577][   T67] Call Trace:
[   36.069665][   T67]  <TASK>
[   36.069727][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.069881][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.070026][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.070143][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.070262][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.070474][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.070594][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.070714][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.070835][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.070951][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.071074][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.071192][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.071308][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.071528][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.071646][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.071766][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.071885][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.072004][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.072126][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.072248][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.072464][   T67]  kthread (kernel/kthread.c:436)
[   36.072555][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.072710][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.072829][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.072947][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.073094][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.073212][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.073330][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.075720][   T67] ------------[ cut here ]------------
| [   36.075850][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   36.076087][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.076643][   T67] Tainted: [W]=WARN
[   36.076735][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.076882][   T67] Workqueue: netns cleanup_net
[   36.077006][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.077164][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.077602][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.077755][   T67] RAX: 00000000ffffffa6 RBX: ff11000005090200 RCX: 1ff4000000090eed
[   36.077935][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000050902bc
[   36.078118][   T67] RBP: ff1100000ee54000 R08: 1fe2200000a12059 R09: ff110000090f8bd0
[   36.078295][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.078481][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.078665][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.078871][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.079019][   T67] CR2: 00007fce18daf888 CR3: 00000000169ef006 CR4: 0000000000771ef0
[   36.079197][   T67] PKRU: 55555554
[   36.079285][   T67] Call Trace:
[   36.079383][   T67]  <TASK>
[   36.079449][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.079600][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.079746][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.079863][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.079985][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.080103][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.080220][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.080340][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.080480][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.080597][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.080718][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.080837][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.080954][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.081075][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.081190][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.081310][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.081445][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.081562][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.081684][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.081804][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.081921][   T67]  kthread (kernel/kthread.c:436)
[   36.082018][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.082166][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.082285][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.082415][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.082562][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.082680][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.082798][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.084782][   T67] ------------[ cut here ]------------
| [   36.084901][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   36.085135][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.086522][   T67] Tainted: [W]=WARN
[   36.086610][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.086760][   T67] Workqueue: netns cleanup_net
[   36.086882][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.087034][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.087556][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.087706][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d464040 RCX: 1ff4000000090eed
[   36.087878][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4640fc
[   36.088050][   T67] RBP: ff1100000a394000 R08: 1fe2200001a8c821 R09: ff110000090f8bd0
[   36.088222][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.088488][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.088664][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.088865][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.089010][   T67] CR2: 00007fce18daf888 CR3: 00000000169ef006 CR4: 0000000000771ef0
[   36.089186][   T67] PKRU: 55555554
[   36.089277][   T67] Call Trace:
[   36.089432][   T67]  <TASK>
[   36.089494][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.089641][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.089785][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.089905][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.090023][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.090140][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.090257][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.090392][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.090514][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.090630][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.090749][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.090869][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.090985][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.091102][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.091219][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.091339][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.091475][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.091592][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.091713][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.091833][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.091949][   T67]  kthread (kernel/kthread.c:436)
[   36.092037][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.092186][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.092302][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.092430][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.092576][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.092693][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.092810][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.108641][   T67] ------------[ cut here ]------------
| [   36.108772][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   36.109018][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.109656][   T67] Tainted: [W]=WARN
[   36.109752][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.109907][   T67] Workqueue: netns cleanup_net
[   36.110037][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.110198][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.110698][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.110853][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d465c40 RCX: 1ff4000000090eaf
[   36.111039][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d465cfc
[   36.111221][   T67] RBP: ff11000015b34000 R08: 1fe2200001a8cba1 R09: ff110000090f8bd0
[   36.111464][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   36.111701][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ab1000
[   36.111899][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.112114][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.112268][   T67] CR2: 00007fce18daf888 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   36.112517][   T67] PKRU: 55555554
[   36.112612][   T67] Call Trace:
[   36.112705][   T67]  <TASK>
[   36.112770][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.112896][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.112990][   T67]  netif_close_many (net/core/dev.c:1804)
[   36.113114][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.113238][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.113419][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.113542][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   36.113664][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   36.113818][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   36.113971][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.114094][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.114246][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.114426][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.114551][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   36.114704][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   36.114834][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   36.114958][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   36.115090][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.115219][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   36.115399][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   36.115527][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.115648][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.115775][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.115900][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.116022][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.116147][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.116269][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.116449][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.116576][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.116699][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.116827][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.116954][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.117076][   T67]  kthread (kernel/kthread.c:436)
[   36.117169][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.117320][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.117500][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.117624][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.117776][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.117900][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.118024][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.120589][   T67] ------------[ cut here ]------------
| [   36.120726][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   36.120968][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.121549][   T67] Tainted: [W]=WARN
[   36.121650][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.121804][   T67] Workqueue: netns cleanup_net
[   36.121932][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.122094][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.122546][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.122704][   T67] RAX: 00000000ffffffa6 RBX: ff1100000caec040 RCX: 1ff4000000090eaf
[   36.122890][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caec0fc
[   36.123072][   T67] RBP: ff11000015ab1000 R08: 1fe220000195d821 R09: ff110000090f8bd0
[   36.123257][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   36.123461][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee6c000
[   36.123646][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   36.123867][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.124022][   T67] CR2: 00007f9711f188f4 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   36.124208][   T67] PKRU: 55555554
[   36.124301][   T67] Call Trace:
[   36.124410][   T67]  <TASK>
[   36.124477][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.124602][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.124727][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.124822][   T67]  netif_close_many (net/core/dev.c:1804)
[   36.124945][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.125068][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.125190][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.125312][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   36.125449][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   36.125604][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   36.125759][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.125883][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.126039][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.126162][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.126285][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   36.126451][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   36.126578][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   36.126702][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   36.126826][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.126948][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   36.127081][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   36.127206][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.127327][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.127467][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.127589][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.127711][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.127838][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.127960][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.128084][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.128211][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.128336][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.128504][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.128632][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.128754][   T67]  kthread (kernel/kthread.c:436)
[   36.128849][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.129003][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.129126][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.129248][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.129418][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.129542][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.129666][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.139648][   T67] ------------[ cut here ]------------
| [   36.139787][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   36.140032][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.140614][   T67] Tainted: [W]=WARN
[   36.140707][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.140872][   T67] Workqueue: netns cleanup_net
[   36.141000][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.141158][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.141614][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.141769][   T67] RAX: 00000000ffffffa6 RBX: ff1100000caed540 RCX: 1ff4000000090eaf
[   36.141952][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caed5fc
[   36.142136][   T67] RBP: ff1100000ee6c000 R08: 1fe220000195dac1 R09: ff110000090f8bd0
[   36.142318][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   36.142516][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   36.142702][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.142916][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.143072][   T67] CR2: 00007f03e6297498 CR3: 000000000f676004 CR4: 0000000000771ef0
[   36.143256][   T67] PKRU: 55555554
[   36.143354][   T67] Call Trace:
[   36.143453][   T67]  <TASK>
[   36.143517][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.143641][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.143764][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.143856][   T67]  netif_close_many (net/core/dev.c:1804)
[   36.143980][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.144102][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.144224][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.144352][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   36.144494][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   36.144648][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   36.144801][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.144924][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.145077][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.145201][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.145323][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   36.145483][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   36.145608][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   36.145733][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   36.145855][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.145977][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   36.146102][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   36.146228][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.146360][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.146491][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.146619][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.146740][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.146864][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.146984][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.147106][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.147231][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.147362][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.147490][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.147615][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.147736][   T67]  kthread (kernel/kthread.c:436)
[   36.147827][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.147981][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.148102][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.148226][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.148389][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.148511][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.148634][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.154548][   T67] ------------[ cut here ]------------
| [   36.154675][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   36.154906][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.156139][   T67] Tainted: [W]=WARN
[   36.156279][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.156492][   T67] Workqueue: netns cleanup_net
[   36.156616][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.156769][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.157191][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.157338][   T67] RAX: 00000000ffffffa6 RBX: ff110000132bcc80 RCX: 1ff4000000090ed5
[   36.157567][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132bcd3c
[   36.157742][   T67] RBP: ff11000015b34000 R08: 1fe22000026579a9 R09: ff110000090f8bd0
[   36.157918][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.158098][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.158275][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.158532][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.158680][   T67] CR2: 00007f03e6297498 CR3: 000000000f676004 CR4: 0000000000771ef0
[   36.158861][   T67] PKRU: 55555554
[   36.158949][   T67] Call Trace:
[   36.159038][   T67]  <TASK>
[   36.159100][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.159252][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.159452][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.159569][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.159687][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   36.159838][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   36.159957][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   36.160082][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.160199][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   36.160318][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   36.160494][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.160614][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.160733][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.160852][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.160969][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.161089][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.161208][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.161327][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.161503][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.161623][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.161747][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.161872][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.161990][   T67]  kthread (kernel/kthread.c:436)
[   36.162079][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.162225][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.162395][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.162516][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.162663][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.162781][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.162900][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.172092][   T67] ------------[ cut here ]------------
| [   36.172221][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   36.173224][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.173783][   T67] Tainted: [W]=WARN
[   36.173872][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.174020][   T67] Workqueue: netns cleanup_net
[   36.174144][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.174305][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.174746][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.174893][   T67] RAX: 00000000ffffffa6 RBX: ff11000009a7bc40 RCX: 1ff4000000090ed5
[   36.175071][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a7bcfc
[   36.175247][   T67] RBP: ff11000015ab1000 R08: 1fe220000134f7a1 R09: ff110000090f8bd0
[   36.175443][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.175616][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.175792][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.175999][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.176146][   T67] CR2: 00007fce18daf888 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   36.176322][   T67] PKRU: 55555554
[   36.176419][   T67] Call Trace:
[   36.176506][   T67]  <TASK>
[   36.176568][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.176724][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.176875][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.176993][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.177110][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   36.177261][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   36.177393][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   36.177514][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.177632][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   36.177753][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   36.177875][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.177993][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.178113][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.178231][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.178355][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.178479][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.178596][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.178716][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.178838][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.178955][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.179078][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.179201][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.179323][   T67]  kthread (kernel/kthread.c:436)
[   36.179422][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.179570][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.179688][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.179807][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.179954][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.180074][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.180197][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.192567][   T67] ------------[ cut here ]------------
| [   36.192692][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   36.192928][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.193481][   T67] Tainted: [W]=WARN
[   36.193573][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.193722][   T67] Workqueue: netns cleanup_net
[   36.193846][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.194002][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.194475][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.194625][   T67] RAX: 00000000ffffffa6 RBX: ff11000009a7aac0 RCX: 1ff4000000090ed5
[   36.194804][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a7ab7c
[   36.194986][   T67] RBP: ff1100000ee6c000 R08: 1fe220000134f571 R09: ff110000090f8bd0
[   36.195171][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.195358][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.195537][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.195744][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.195891][   T67] CR2: 00007fce18daf888 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   36.196072][   T67] PKRU: 55555554
[   36.196161][   T67] Call Trace:
[   36.196248][   T67]  <TASK>
[   36.196310][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.196474][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.196620][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.196739][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.196859][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   36.197014][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   36.197135][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   36.197258][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.197388][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   36.197509][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   36.197629][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.197746][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.197874][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.197994][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.198110][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.198231][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.198593][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.198715][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.198838][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.198956][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.199078][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.199202][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.199324][   T67]  kthread (kernel/kthread.c:436)
[   36.199501][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.199648][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.199767][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.199885][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.200034][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.200152][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.200271][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.209491][  T683] ------------[ cut here ]------------
| [   36.209671][  T683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/683
| [   36.209945][  T683] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.210631][  T683] Tainted: [W]=WARN
[   36.210777][  T683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.210987][  T683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.211205][  T683] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.211743][  T683] RSP: 0018:ffa000000115fa80 EFLAGS: 00010286
[   36.211953][  T683] RAX: 00000000ffffffa6 RBX: ff1100000ebd5540 RCX: 1ff400000022bf16
[   36.212194][  T683] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebd55fc
[   36.212457][  T683] RBP: ff11000008ccc000 R08: 1fe2200001d7aac1 R09: ff1100000a83ae80
[   36.212700][  T683] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.212940][  T683] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ccc000
[   36.213182][  T683] FS:  00007f03e5ebf840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   36.213481][  T683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.213695][  T683] CR2: 00007f03e60c6430 CR3: 000000000f676006 CR4: 0000000000771ef0
[   36.213938][  T683] PKRU: 55555554
[   36.214084][  T683] Call Trace:
[   36.214229][  T683]  <TASK>
[   36.214364][  T683]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.214546][  T683]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.214722][  T683]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.214872][  T683]  register_netdevice (net/core/dev.c:11488)
[   36.215065][  T683]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.215274][  T683]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   36.215471][  T683]  register_netdev (net/core/dev.c:11552)
[   36.215649][  T683]  loopback_net_init (drivers/net/loopback.c:218)
[   36.215829][  T683]  ops_init (net/core/net_namespace.c:137)
[   36.215976][  T683]  setup_net (net/core/net_namespace.c:446)
[   36.216124][  T683]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.216303][  T683]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.216502][  T683]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.216682][  T683]  copy_net_ns (net/core/net_namespace.c:579)
[   36.216860][  T683]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.217040][  T683]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.217219][  T683]  ksys_unshare (kernel/fork.c:3243)
[   36.217421][  T683]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.217603][  T683]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.217783][  T683]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.217963][  T683]  ? __ia32_sys_open (fs/open.c:1374)
[   36.218160][  T683]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.218421][  T683]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.218668][  T683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.218920][  T683]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.219169][  T683]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.219447][  T683]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.219680][  T683] RIP: 0033:0x7f03e6181bcb
[   36.219865][  T683] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   36.220396][  T683] RSP: 002b:00007fff1ac1fc28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.220641][  T683] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03e6181bcb
[   36.220884][  T683] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.221125][  T683] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.221386][  T683] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1ac21e50
[   36.221632][  T683] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1ac22889
| [   36.226276][  T683] ------------[ cut here ]------------
| [   36.226467][  T683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/683
| [   36.226740][  T683] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.227411][  T683] Tainted: [W]=WARN
[   36.227559][  T683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.227769][  T683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.227985][  T683] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.228513][  T683] RSP: 0018:ffa000000115f918 EFLAGS: 00010286
[   36.228723][  T683] RAX: 00000000ffffffa6 RBX: ff1100000971e580 RCX: 1ff400000022bee9
[   36.228961][  T683] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971e63c
[   36.229203][  T683] RBP: ff11000008b61000 R08: 1fe22000012e3cc9 R09: ff1100000a83ae80
[   36.229468][  T683] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.229710][  T683] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b61000
[   36.229951][  T683] FS:  00007f03e5ebf840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   36.230223][  T683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.230453][  T683] CR2: 00007f03e60c6430 CR3: 000000000f676006 CR4: 0000000000771ef0
[   36.230700][  T683] PKRU: 55555554
[   36.230843][  T683] Call Trace:
[   36.230986][  T683]  <TASK>
[   36.231100][  T683]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.231277][  T683]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.231471][  T683]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.231619][  T683]  register_netdevice (net/core/dev.c:11488)
[   36.231797][  T683]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.232007][  T683]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   36.232185][  T683]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   36.232380][  T683]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   36.232557][  T683]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   36.232734][  T683]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   36.232911][  T683]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   36.233089][  T683]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   36.233268][  T683]  ops_init (net/core/net_namespace.c:137)
[   36.233438][  T683]  setup_net (net/core/net_namespace.c:446)
[   36.233586][  T683]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.233761][  T683]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.233938][  T683]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.234116][  T683]  copy_net_ns (net/core/net_namespace.c:579)
[   36.234295][  T683]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.234498][  T683]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.234677][  T683]  ksys_unshare (kernel/fork.c:3243)
[   36.234853][  T683]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.235030][  T683]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.235205][  T683]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.235403][  T683]  ? __ia32_sys_open (fs/open.c:1374)
[   36.235585][  T683]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.235762][  T683]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.235943][  T683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.236119][  T683]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.236295][  T683]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.236491][  T683]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.236699][  T683] RIP: 0033:0x7f03e6181bcb
[   36.236881][  T683] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   36.237426][  T683] RSP: 002b:00007fff1ac1fc28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.237666][  T683] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03e6181bcb
[   36.237907][  T683] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.238148][  T683] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.238413][  T683] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1ac21e50
[   36.238652][  T683] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1ac22889
| [   36.242989][  T683] ------------[ cut here ]------------
| [   36.243164][  T683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/683
| [   36.243462][  T683] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.244123][  T683] Tainted: [W]=WARN
[   36.244270][  T683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.244499][  T683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.244717][  T683] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.245384][  T683] RSP: 0018:ffa000000115f8f8 EFLAGS: 00010286
[   36.245597][  T683] RAX: 00000000ffffffa6 RBX: ff11000017696e40 RCX: 1ff400000022bee5
[   36.245839][  T683] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017696efc
[   36.246081][  T683] RBP: ff11000006201000 R08: 1fe2200002ed2de1 R09: ff1100000a83ae80
[   36.246326][  T683] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.246588][  T683] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000006201000
[   36.246833][  T683] FS:  00007f03e5ebf840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   36.247108][  T683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.247320][  T683] CR2: 00007f03e60c6430 CR3: 000000000f676006 CR4: 0000000000771ef0
[   36.247584][  T683] PKRU: 55555554
[   36.247731][  T683] Call Trace:
[   36.247876][  T683]  <TASK>
[   36.247992][  T683]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.248171][  T683]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.248368][  T683]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.248517][  T683]  register_netdevice (net/core/dev.c:11488)
[   36.248701][  T683]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.248913][  T683]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   36.249095][  T683]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   36.249274][  T683]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   36.249487][  T683]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   36.249668][  T683]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   36.249848][  T683]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   36.250032][  T683]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   36.250211][  T683]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   36.250418][  T683]  vti_init_net (net/ipv4/ip_vti.c:517)
[   36.250598][  T683]  ops_init (net/core/net_namespace.c:137)
[   36.250746][  T683]  setup_net (net/core/net_namespace.c:446)
[   36.250894][  T683]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.251072][  T683]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.251255][  T683]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.251458][  T683]  copy_net_ns (net/core/net_namespace.c:579)
[   36.251650][  T683]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.251833][  T683]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.252014][  T683]  ksys_unshare (kernel/fork.c:3243)
[   36.252194][  T683]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.252394][  T683]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.252577][  T683]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.252755][  T683]  ? __ia32_sys_open (fs/open.c:1374)
[   36.252936][  T683]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.253114][  T683]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.253292][  T683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.253491][  T683]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.253669][  T683]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.253848][  T683]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.254063][  T683] RIP: 0033:0x7f03e6181bcb
[   36.254247][  T683] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   36.254777][  T683] RSP: 002b:00007fff1ac1fc28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.255023][  T683] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03e6181bcb
[   36.255268][  T683] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.255529][  T683] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.255771][  T683] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1ac21e50
[   36.256013][  T683] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1ac22889
| [   36.260680][  T683] ------------[ cut here ]------------
| [   36.260859][  T683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/683
| [   36.261134][  T683] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.261811][  T683] Tainted: [W]=WARN
[   36.261958][  T683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.262168][  T683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.262471][  T683] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.263034][  T683] RSP: 0018:ffa000000115fa78 EFLAGS: 00010286
[   36.263304][  T683] RAX: 00000000ffffffa6 RBX: ff1100000ebd4900 RCX: 1ff400000022bf15
[   36.263625][  T683] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebd49bc
[   36.263920][  T683] RBP: ff1100000ea21000 R08: 1fe2200001d7a939 R09: ff1100000a83ae80
[   36.264216][  T683] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.264538][  T683] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea21000
[   36.264841][  T683] FS:  00007f03e5ebf840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   36.265169][  T683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.265455][  T683] CR2: 00007f03e60c6430 CR3: 000000000f676006 CR4: 0000000000771ef0
[   36.265753][  T683] PKRU: 55555554
[   36.265955][  T683] Call Trace:
[   36.266152][  T683]  <TASK>
[   36.266318][  T683]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.266574][  T683]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.266805][  T683]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.267006][  T683]  register_netdevice (net/core/dev.c:11488)
[   36.267237][  T683]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.267518][  T683]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.267755][  T683]  register_netdev (net/core/dev.c:11552)
[   36.267986][  T683]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   36.268219][  T683]  ops_init (net/core/net_namespace.c:137)
[   36.268438][  T683]  setup_net (net/core/net_namespace.c:446)
[   36.268638][  T683]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.268868][  T683]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.269097][  T683]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.269332][  T683]  copy_net_ns (net/core/net_namespace.c:579)
[   36.269586][  T683]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.269817][  T683]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.270059][  T683]  ksys_unshare (kernel/fork.c:3243)
[   36.270289][  T683]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.270546][  T683]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.270778][  T683]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.271011][  T683]  ? __ia32_sys_open (fs/open.c:1374)
[   36.271242][  T683]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.271491][  T683]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.271724][  T683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.271954][  T683]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.272182][  T683]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.272431][  T683]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.272694][  T683] RIP: 0033:0x7f03e6181bcb
[   36.272936][  T683] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   36.273515][  T683] RSP: 002b:00007fff1ac1fc28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.273812][  T683] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03e6181bcb
[   36.274106][  T683] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.274418][  T683] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.274710][  T683] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1ac21e50
[   36.275003][  T683] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1ac22889
| [   36.281365][  T683] ------------[ cut here ]------------
| [   36.281514][  T683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/683
| [   36.281744][  T683] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.282307][  T683] Tainted: [W]=WARN
[   36.282420][  T683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.282586][  T683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.282754][  T683] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.283215][  T683] RSP: 0018:ffa000000115fa68 EFLAGS: 00010286
[   36.283392][  T683] RAX: 00000000ffffffa6 RBX: ff1100000d401700 RCX: 1ff400000022bf13
[   36.283588][  T683] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4017bc
[   36.283783][  T683] RBP: ff11000007944000 R08: 1fe2200001a802f9 R09: ff1100000a83ae80
[   36.283977][  T683] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.284171][  T683] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007944000
[   36.284383][  T683] FS:  00007f03e5ebf840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.284610][  T683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.284774][  T683] CR2: 00007fce18daf888 CR3: 000000000f676003 CR4: 0000000000771ef0
[   36.284970][  T683] PKRU: 55555554
[   36.285067][  T683] Call Trace:
[   36.285164][  T683]  <TASK>
[   36.285234][  T683]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.285375][  T683]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.285509][  T683]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.285608][  T683]  register_netdevice (net/core/dev.c:11488)
[   36.285739][  T683]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.285905][  T683]  register_netdev (net/core/dev.c:11552)
[   36.286035][  T683]  sit_init_net (net/ipv6/sit.c:1860)
[   36.286170][  T683]  ops_init (net/core/net_namespace.c:137)
[   36.286269][  T683]  setup_net (net/core/net_namespace.c:446)
[   36.286377][  T683]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.286507][  T683]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.286636][  T683]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.286768][  T683]  copy_net_ns (net/core/net_namespace.c:579)
[   36.286898][  T683]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.287033][  T683]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.287163][  T683]  ksys_unshare (kernel/fork.c:3243)
[   36.287292][  T683]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.287434][  T683]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.287562][  T683]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.287692][  T683]  ? __ia32_sys_open (fs/open.c:1374)
[   36.287823][  T683]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.287951][  T683]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.288081][  T683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.288211][  T683]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.288348][  T683]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.288487][  T683]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.288649][  T683] RIP: 0033:0x7f03e6181bcb
[   36.288786][  T683] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   36.289249][  T683] RSP: 002b:00007fff1ac1fc28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.289458][  T683] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03e6181bcb
[   36.289652][  T683] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.289848][  T683] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.290043][  T683] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1ac21e50
[   36.290238][  T683] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1ac22889
| [   36.294981][  T683] ------------[ cut here ]------------
| [   36.295119][  T683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/683
| [   36.295353][  T683] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.295922][  T683] Tainted: [W]=WARN
[   36.296020][  T683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.296185][  T683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.296365][  T683] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.296837][  T683] RSP: 0018:ffa000000115fa78 EFLAGS: 00010286
[   36.297007][  T683] RAX: 00000000ffffffa6 RBX: ff1100000ebc31c0 RCX: 1ff400000022bf15
[   36.297206][  T683] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc327c
[   36.297418][  T683] RBP: ff1100000a2d4000 R08: 1fe2200001d78651 R09: ff1100000a83ae80
[   36.297616][  T683] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.297814][  T683] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2d4000
[   36.298012][  T683] FS:  00007f03e5ebf840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.298243][  T683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.298422][  T683] CR2: 00007fce18daf888 CR3: 000000000f676003 CR4: 0000000000771ef0
[   36.298619][  T683] PKRU: 55555554
[   36.298718][  T683] Call Trace:
[   36.298816][  T683]  <TASK>
[   36.298884][  T683]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.299017][  T683]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.299148][  T683]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.299249][  T683]  register_netdevice (net/core/dev.c:11488)
[   36.299393][  T683]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.299554][  T683]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.299690][  T683]  register_netdev (net/core/dev.c:11552)
[   36.299821][  T683]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   36.299951][  T683]  ops_init (net/core/net_namespace.c:137)
[   36.300052][  T683]  setup_net (net/core/net_namespace.c:446)
[   36.300154][  T683]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.300285][  T683]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.300428][  T683]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.300563][  T683]  copy_net_ns (net/core/net_namespace.c:579)
[   36.300694][  T683]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.300829][  T683]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.300961][  T683]  ksys_unshare (kernel/fork.c:3243)
[   36.301093][  T683]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.301223][  T683]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.301362][  T683]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.301496][  T683]  ? __ia32_sys_open (fs/open.c:1374)
[   36.301628][  T683]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.301759][  T683]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.301891][  T683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.302023][  T683]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.302154][  T683]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.302283][  T683]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.302456][  T683] RIP: 0033:0x7f03e6181bcb
[   36.302592][  T683] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   36.303058][  T683] RSP: 002b:00007fff1ac1fc28 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.303253][  T683] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f03e6181bcb
[   36.303459][  T683] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.303653][  T683] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.303850][  T683] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff1ac21e50
[   36.304045][  T683] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff1ac22889
| [   36.320531][   T67] ------------[ cut here ]------------
| [   36.320665][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   36.320902][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.321465][   T67] Tainted: [W]=WARN
[   36.321554][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.321700][   T67] Workqueue: netns cleanup_net
[   36.321823][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.321977][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.322410][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.322559][   T67] RAX: 00000000ffffffa6 RBX: ff11000005091c40 RCX: 1ff4000000090eed
[   36.322734][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005091cfc
[   36.322909][   T67] RBP: ff11000011b94000 R08: 1fe2200000a123a1 R09: ff110000090f8bd0
[   36.323088][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.323264][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.323451][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.323660][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.323808][   T67] CR2: 00007f03e6297498 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   36.323987][   T67] PKRU: 55555554
[   36.324075][   T67] Call Trace:
[   36.324162][   T67]  <TASK>
[   36.324224][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.324386][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.324540][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.324664][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.324786][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.324904][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.325024][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.325144][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.325263][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.325391][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.325513][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.325633][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.325751][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.325874][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.325997][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.326116][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.326238][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.326365][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.326488][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.326612][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.326729][   T67]  kthread (kernel/kthread.c:436)
[   36.326818][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.326969][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.327091][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.327211][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.327371][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.327491][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.327609][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.329829][   T67] ------------[ cut here ]------------
| [   36.329951][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   36.330184][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.330749][   T67] Tainted: [W]=WARN
[   36.330838][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.330990][   T67] Workqueue: netns cleanup_net
[   36.331113][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.331270][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.331702][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.331853][   T67] RAX: 00000000ffffffa6 RBX: ff11000005090c80 RCX: 1ff4000000090eed
[   36.332034][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005090d3c
[   36.332213][   T67] RBP: ff11000015811000 R08: 1fe2200000a121a9 R09: ff110000090f8bd0
[   36.332402][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.332578][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.332755][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.332959][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.333106][   T67] CR2: 00007f03e6297498 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   36.333285][   T67] PKRU: 55555554
[   36.333383][   T67] Call Trace:
[   36.333474][   T67]  <TASK>
[   36.333535][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.333685][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.333836][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.333955][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.334075][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.334191][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.334313][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.334446][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.334566][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.334684][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.334806][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.334924][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.335045][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.335165][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.335282][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.335712][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.335836][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.335954][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.336078][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.336200][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.336323][   T67]  kthread (kernel/kthread.c:436)
[   36.336422][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.336575][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.336693][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.336810][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.336956][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.337074][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.337194][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.339391][   T67] ------------[ cut here ]------------
| [   36.339508][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   36.339739][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.340279][   T67] Tainted: [W]=WARN
[   36.340846][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.340994][   T67] Workqueue: netns cleanup_net
[   36.341116][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.341269][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.341750][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.341897][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b428040 RCX: 1ff4000000090eed
[   36.342074][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4280fc
[   36.342248][   T67] RBP: ff110000130b4000 R08: 1fe2200001685021 R09: ff110000090f8bd0
[   36.342474][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.342650][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.342829][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.343036][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.343188][   T67] CR2: 00007f03e6297498 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   36.343421][   T67] PKRU: 55555554
[   36.343511][   T67] Call Trace:
[   36.343599][   T67]  <TASK>
[   36.343662][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.343813][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.343957][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.344077][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.344198][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.344315][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.344489][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.344609][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.344731][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.344848][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.344968][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.345088][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.345204][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.345323][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.345498][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.345620][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.345743][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.345860][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.345982][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.346149][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.346265][   T67]  kthread (kernel/kthread.c:436)
[   36.346416][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.346642][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.346769][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.346895][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.347050][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.347174][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.347300][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.350723][   T67] ------------[ cut here ]------------
| [   36.350929][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   36.351285][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.351903][   T67] Tainted: [W]=WARN
[   36.351991][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.352138][   T67] Workqueue: netns cleanup_net
[   36.352262][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.352444][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.352865][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.353013][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b428580 RCX: 1ff4000000090eed
[   36.353187][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b42863c
[   36.353383][   T67] RBP: ff1100000d714000 R08: 1fe22000016850c9 R09: ff110000090f8bd0
[   36.353557][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   36.353731][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.353909][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   36.354116][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.354262][   T67] CR2: 00000000004eb8c0 CR3: 000000000f881002 CR4: 0000000000771ef0
[   36.354451][   T67] PKRU: 55555554
[   36.354539][   T67] Call Trace:
[   36.354630][   T67]  <TASK>
[   36.354692][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.354842][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.354993][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.355113][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.355234][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.355367][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.355486][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.355608][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.355727][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.355843][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.355964][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.356085][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.356201][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.356320][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.356448][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.356568][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.356689][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.356805][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.356928][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.357049][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.357164][   T67]  kthread (kernel/kthread.c:436)
[   36.357251][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.357416][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.357534][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.357652][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.357798][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.357915][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.358031][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.360014][   T67] ------------[ cut here ]------------
| [   36.360131][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   36.360370][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.360905][   T67] Tainted: [W]=WARN
[   36.360994][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.361139][   T67] Workqueue: netns cleanup_net
[   36.361261][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.361986][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.362423][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   36.362569][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b428740 RCX: 1ff4000000090eed
[   36.362745][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4287fc
[   36.362920][   T67] RBP: ff110000173bc000 R08: 1fe2200001685101 R09: ff110000090f8bd0
[   36.363096][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   36.363270][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.363469][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   36.363680][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.363826][   T67] CR2: 00000000004eb8c0 CR3: 000000000f881002 CR4: 0000000000771ef0
[   36.364001][   T67] PKRU: 55555554
[   36.364086][   T67] Call Trace:
[   36.364172][   T67]  <TASK>
[   36.364234][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.364393][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.364539][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   36.364660][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   36.364776][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.364892][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   36.365010][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.365127][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   36.365248][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.365374][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.365494][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.365612][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.365727][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.365845][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.365961][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.366081][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.366201][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.366323][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.366456][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.366576][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.366692][   T67]  kthread (kernel/kthread.c:436)
[   36.366781][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.366927][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.367047][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.367163][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.367308][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.367438][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.367555][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.369902][  T684] ------------[ cut here ]------------
| [   36.370038][  T684] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/684
| [   36.370260][  T684] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.370839][  T684] Tainted: [W]=WARN
[   36.370936][  T684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.371098][  T684] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.371265][  T684] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.371821][  T684] RSP: 0018:ffa000000116f020 EFLAGS: 00010286
[   36.372027][  T684] RAX: 00000000ffffffa6 RBX: ff110000021ef1c0 RCX: 1ff400000022ddca
[   36.372221][  T684] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ef27c
[   36.372433][  T684] RBP: ff11000008ccc000 R08: 1fe220000043de51 R09: ff1100000fa70b58
[   36.372626][  T684] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   36.372817][  T684] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.373013][  T684] FS:  00007f332adee840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   36.373241][  T684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.373412][  T684] CR2: 0000000008ca0988 CR3: 000000000f881002 CR4: 0000000000771ef0
[   36.373611][  T684] PKRU: 55555554
[   36.373708][  T684] Call Trace:
[   36.373805][  T684]  <TASK>
[   36.373872][  T684]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.374004][  T684]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.374107][  T684]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.374237][  T684]  __dev_notify_flags (net/core/dev.c:9787)
[   36.374379][  T684]  ? netif_change_name (net/core/dev.c:1495)
[   36.374512][  T684]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.374644][  T684]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.374774][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.374904][  T684]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   36.375040][  T684]  netif_change_flags (net/core/dev.c:9820)
[   36.375170][  T684]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.375301][  T684]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.375447][  T684]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.375577][  T684]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.375738][  T684]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.375869][  T684]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.376002][  T684]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.376131][  T684]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.376262][  T684]  ? __kernel_text_address (kernel/extable.c:79)
[   36.376404][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.376541][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.376669][  T684]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.376803][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.376932][  T684]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.377062][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.377192][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.377321][  T684]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.377461][  T684]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   36.377592][  T684]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.377723][  T684]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.377859][  T684]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.377992][  T684]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.378125][  T684]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.378257][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.378396][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.378526][  T684]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.378655][  T684]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.378785][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.378920][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.379052][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.379182][  T684]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.379313][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.379455][  T684]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.379587][  T684]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.379718][  T684]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.379847][  T684]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.379979][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.380111][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.380240][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.380380][  T684]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.380513][  T684]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.380643][  T684]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.380776][  T684]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.380906][  T684]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.381037][  T684]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.381167][  T684]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.381298][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.381439][  T684]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.381571][  T684]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.381700][  T684]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.381834][  T684]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.381967][  T684]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.382096][  T684]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.382256][  T684]  ? move_addr_to_kernel (net/socket.c:258)
[   36.382397][  T684]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.382526][  T684]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.382656][  T684]  ___sys_sendmsg (net/socket.c:2752)
[   36.382785][  T684]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.382948][  T684]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.383090][  T684]  __sys_sendmsg (net/socket.c:2784)
[   36.383220][  T684]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.383360][  T684]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.383528][  T684]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.383748][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.383879][  T684]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.384012][  T684]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.384141][  T684]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.384366][  T684]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.384528][  T684] RIP: 0033:0x7f332b02808e
[   36.384663][  T684] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.385218][  T684] RSP: 002b:00007ffd27a4b9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.385422][  T684] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f332b02808e
[   36.385703][  T684] RDX: 0000000000000000 RSI: 00007ffd27a4baa0 RDI: 0000000000000005
[   36.385898][  T684] RBP: 00007ffd27a4ba00 R08: 0000000000000000 R09: 0000000000000000
[   36.386095][  T684] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e479
[   36.386386][  T684] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd27a4c170
| [   36.395559][   T67] ------------[ cut here ]------------
| [   36.395692][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   36.395931][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.396517][   T67] Tainted: [W]=WARN
[   36.396610][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.396765][   T67] Workqueue: netns cleanup_net
[   36.396894][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.397059][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.397612][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   36.397767][   T67] RAX: 00000000ffffffa6 RBX: ff110000021efe00 RCX: 1ff4000000090eaf
[   36.397952][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021efebc
[   36.398138][   T67] RBP: ff11000007ea4000 R08: 1fe220000043dfd9 R09: ff110000090f8bd0
[   36.398321][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   36.398571][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   36.398757][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   36.398975][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.399133][   T67] CR2: 00000000004eb188 CR3: 000000000f881002 CR4: 0000000000771ef0
[   36.399379][   T67] PKRU: 55555554
[   36.399475][   T67] Call Trace:
[   36.399567][   T67]  <TASK>
[   36.399631][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.399757][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.399853][   T67]  netif_close_many (net/core/dev.c:1804)
[   36.399980][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.400104][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.400227][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.400407][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   36.400534][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   36.400689][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   36.400846][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.400970][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.401097][   T67]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   36.401220][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.401431][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.401559][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   36.401682][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   36.401807][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.401934][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   36.402059][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   36.402187][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.402310][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.402494][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.402623][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.402745][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.402871][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.402998][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.403122][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.403251][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.403430][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.403558][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.403685][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.403809][   T67]  kthread (kernel/kthread.c:436)
[   36.403903][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.404059][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.404182][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.404307][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.404517][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.404641][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.404766][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.407229][   T67] ------------[ cut here ]------------
| [   36.407367][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   36.407604][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.408155][   T67] Tainted: [W]=WARN
[   36.408246][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.408848][   T67] Workqueue: netns cleanup_net
[   36.408974][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.409131][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.409612][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   36.409761][   T67] RAX: 00000000ffffffa6 RBX: ff11000008d2cac0 RCX: 1ff4000000090ed5
[   36.409940][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008d2cb7c
[   36.410120][   T67] RBP: ff11000007ea4000 R08: 1fe22000011a5971 R09: ff110000090f8bd0
[   36.410299][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   36.410532][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   36.410712][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   36.410968][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.411120][   T67] CR2: 00000000004eb188 CR3: 000000000f881002 CR4: 0000000000771ef0
[   36.411299][   T67] PKRU: 55555554
[   36.411443][   T67] Call Trace:
[   36.411534][   T67]  <TASK>
[   36.411595][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   36.411749][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   36.411898][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.412020][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   36.412139][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   36.412258][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   36.412430][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   36.412552][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   36.412678][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   36.412795][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.412922][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   36.413041][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   36.413157][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   36.413275][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.413446][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.413571][   T67]  process_one_work (kernel/workqueue.c:3314)
[   36.413696][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   36.413815][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.413939][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   36.414061][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   36.414178][   T67]  kthread (kernel/kthread.c:436)
[   36.414267][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.414447][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.414568][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   36.414687][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   36.414835][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   36.414954][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   36.415074][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   36.519483][  T687] ------------[ cut here ]------------
| [   36.519656][  T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/687
| [   36.519891][  T687] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.520488][  T687] Tainted: [W]=WARN
[   36.520588][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.520752][  T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.520924][  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
[   36.521404][  T687] RSP: 0018:ffa000000118fa80 EFLAGS: 00010286
[   36.521576][  T687] RAX: 00000000ffffffa6 RBX: ff1100000d464ac0 RCX: 1ff4000000231f16
[   36.521772][  T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d464b7c
[   36.521969][  T687] RBP: ff11000009bac000 R08: 1fe2200001a8c971 R09: ff1100000fc82e80
[   36.522167][  T687] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.522373][  T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bac000
[   36.522574][  T687] FS:  00007fe4df41c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.522804][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.522967][  T687] CR2: 00007fe4df61dc20 CR3: 000000000e14f004 CR4: 0000000000771ef0
[   36.523164][  T687] PKRU: 55555554
[   36.523263][  T687] Call Trace:
[   36.523373][  T687]  <TASK>
[   36.523444][  T687]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.523576][  T687]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.523709][  T687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.523810][  T687]  register_netdevice (net/core/dev.c:11488)
[   36.523943][  T687]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.524106][  T687]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   36.524240][  T687]  register_netdev (net/core/dev.c:11552)
[   36.524382][  T687]  loopback_net_init (drivers/net/loopback.c:218)
[   36.524518][  T687]  ops_init (net/core/net_namespace.c:137)
[   36.524620][  T687]  setup_net (net/core/net_namespace.c:446)
[   36.524720][  T687]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.524852][  T687]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.524984][  T687]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.525117][  T687]  copy_net_ns (net/core/net_namespace.c:579)
[   36.525250][  T687]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.525463][  T687]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.525597][  T687]  ksys_unshare (kernel/fork.c:3243)
[   36.525729][  T687]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.525862][  T687]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.525992][  T687]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.526130][  T687]  ? __ia32_sys_open (fs/open.c:1374)
[   36.526262][  T687]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.526467][  T687]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.526598][  T687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.526730][  T687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.526862][  T687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.526993][  T687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.527156][  T687] RIP: 0033:0x7fe4df6debcb
[   36.527299][  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
[   36.527829][  T687] RSP: 002b:00007ffff16f2288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.528029][  T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe4df6debcb
[   36.528227][  T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.528444][  T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.528640][  T687] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff16f44b0
[   36.528837][  T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff16f5889
| [   36.540445][  T687] ------------[ cut here ]------------
| [   36.540591][  T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/687
| [   36.540819][  T687] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.541405][  T687] Tainted: [W]=WARN
[   36.541504][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.541668][  T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.541840][  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
[   36.542306][  T687] RSP: 0018:ffa000000118f918 EFLAGS: 00010286
[   36.542485][  T687] RAX: 00000000ffffffa6 RBX: ff11000008d2d380 RCX: 1ff4000000231ee9
[   36.542680][  T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008d2d43c
[   36.542876][  T687] RBP: ff1100000fd54000 R08: 1fe22000011a5a89 R09: ff1100000fc82e80
[   36.543071][  T687] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.543265][  T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd54000
[   36.543476][  T687] FS:  00007fe4df41c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.543704][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.543868][  T687] CR2: 00007fe4df61dc20 CR3: 000000000e14f004 CR4: 0000000000771ef0
[   36.544063][  T687] PKRU: 55555554
[   36.544161][  T687] Call Trace:
[   36.544258][  T687]  <TASK>
[   36.544325][  T687]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.544465][  T687]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.544597][  T687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.544698][  T687]  register_netdevice (net/core/dev.c:11488)
[   36.544830][  T687]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.544992][  T687]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   36.545124][  T687]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   36.545256][  T687]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   36.545401][  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))
[   36.545533][  T687]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   36.545666][  T687]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   36.545799][  T687]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   36.545933][  T687]  ops_init (net/core/net_namespace.c:137)
[   36.546035][  T687]  setup_net (net/core/net_namespace.c:446)
[   36.546133][  T687]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.546262][  T687]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.546417][  T687]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.546554][  T687]  copy_net_ns (net/core/net_namespace.c:579)
[   36.546685][  T687]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.546819][  T687]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.546951][  T687]  ksys_unshare (kernel/fork.c:3243)
[   36.547082][  T687]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.547212][  T687]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.547341][  T687]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.547487][  T687]  ? __ia32_sys_open (fs/open.c:1374)
[   36.547620][  T687]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.547750][  T687]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.547880][  T687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.548010][  T687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.548143][  T687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.548274][  T687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.548447][  T687] RIP: 0033:0x7fe4df6debcb
[   36.548587][  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
[   36.549058][  T687] RSP: 002b:00007ffff16f2288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.549255][  T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe4df6debcb
[   36.549462][  T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.549656][  T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.549850][  T687] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff16f44b0
[   36.550047][  T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff16f5889
| [   36.554395][  T687] ------------[ cut here ]------------
| [   36.554536][  T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/687
| [   36.554766][  T687] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.555340][  T687] Tainted: [W]=WARN
[   36.555498][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.555664][  T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.555837][  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
[   36.556311][  T687] RSP: 0018:ffa000000118f8f8 EFLAGS: 00010286
[   36.556489][  T687] RAX: 00000000ffffffa6 RBX: ff11000017693000 RCX: 1ff4000000231ee5
[   36.556690][  T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176930bc
[   36.556890][  T687] RBP: ff11000015cc4000 R08: 1fe2200002ed2619 R09: ff1100000fc82e80
[   36.557087][  T687] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.557283][  T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015cc4000
[   36.557497][  T687] FS:  00007fe4df41c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.557728][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.557894][  T687] CR2: 00007fe4df61dc20 CR3: 000000000e14f004 CR4: 0000000000771ef0
[   36.558095][  T687] PKRU: 55555554
[   36.558195][  T687] Call Trace:
[   36.558293][  T687]  <TASK>
[   36.558372][  T687]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.558508][  T687]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.558643][  T687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.558746][  T687]  register_netdevice (net/core/dev.c:11488)
[   36.558883][  T687]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.559049][  T687]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   36.559186][  T687]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   36.559323][  T687]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   36.559466][  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))
[   36.559604][  T687]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   36.559740][  T687]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   36.559875][  T687]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   36.560010][  T687]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   36.560146][  T687]  vti_init_net (net/ipv4/ip_vti.c:517)
[   36.560280][  T687]  ops_init (net/core/net_namespace.c:137)
[   36.560398][  T687]  setup_net (net/core/net_namespace.c:446)
[   36.560499][  T687]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.560633][  T687]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.560767][  T687]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.560901][  T687]  copy_net_ns (net/core/net_namespace.c:579)
[   36.561038][  T687]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.561174][  T687]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.561310][  T687]  ksys_unshare (kernel/fork.c:3243)
[   36.561453][  T687]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.561587][  T687]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.561720][  T687]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.561854][  T687]  ? __ia32_sys_open (fs/open.c:1374)
[   36.561990][  T687]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.562123][  T687]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.562256][  T687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.562399][  T687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.562531][  T687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.562664][  T687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.562831][  T687] RIP: 0033:0x7fe4df6debcb
[   36.562970][  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
[   36.563455][  T687] RSP: 002b:00007ffff16f2288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.563654][  T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe4df6debcb
[   36.563851][  T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.564054][  T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.564253][  T687] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff16f44b0
[   36.564465][  T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff16f5889
| [   36.568624][  T687] ------------[ cut here ]------------
| [   36.568761][  T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/687
| [   36.568990][  T687] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.569573][  T687] Tainted: [W]=WARN
[   36.569673][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.569837][  T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.570009][  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
[   36.570487][  T687] RSP: 0018:ffa000000118fa78 EFLAGS: 00010286
[   36.570651][  T687] RAX: 00000000ffffffa6 RBX: ff1100000c5a3000 RCX: 1ff4000000231f15
[   36.570847][  T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a30bc
[   36.571049][  T687] RBP: ff11000016ba1000 R08: 1fe22000018b4619 R09: ff1100000fc82e80
[   36.571246][  T687] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.571454][  T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016ba1000
[   36.571651][  T687] FS:  00007fe4df41c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.571882][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.572048][  T687] CR2: 00007fe4df61dc20 CR3: 000000000e14f004 CR4: 0000000000771ef0
[   36.572247][  T687] PKRU: 55555554
[   36.572352][  T687] Call Trace:
[   36.572457][  T687]  <TASK>
[   36.572525][  T687]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.572658][  T687]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.572789][  T687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.572893][  T687]  register_netdevice (net/core/dev.c:11488)
[   36.573024][  T687]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.573188][  T687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.573321][  T687]  register_netdev (net/core/dev.c:11552)
[   36.573461][  T687]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   36.573593][  T687]  ops_init (net/core/net_namespace.c:137)
[   36.573694][  T687]  setup_net (net/core/net_namespace.c:446)
[   36.573797][  T687]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.573927][  T687]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.574058][  T687]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.574190][  T687]  copy_net_ns (net/core/net_namespace.c:579)
[   36.574322][  T687]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.574465][  T687]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.574597][  T687]  ksys_unshare (kernel/fork.c:3243)
[   36.574729][  T687]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.574859][  T687]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.574989][  T687]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.575121][  T687]  ? __ia32_sys_open (fs/open.c:1374)
[   36.575254][  T687]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.575394][  T687]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.575523][  T687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.575655][  T687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.575786][  T687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.575916][  T687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.576077][  T687] RIP: 0033:0x7fe4df6debcb
[   36.576214][  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
[   36.576689][  T687] RSP: 002b:00007ffff16f2288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.576887][  T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe4df6debcb
[   36.577084][  T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.577279][  T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.577486][  T687] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff16f44b0
[   36.577680][  T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff16f5889
| [   36.583117][  T687] ------------[ cut here ]------------
| [   36.583255][  T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/687
| [   36.583488][  T687] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.584064][  T687] Tainted: [W]=WARN
[   36.584162][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.584325][  T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.584506][  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
[   36.584967][  T687] RSP: 0018:ffa000000118fa68 EFLAGS: 00010286
[   36.585133][  T687] RAX: 00000000ffffffa6 RBX: ff1100000c5a2200 RCX: 1ff4000000231f13
[   36.585328][  T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a22bc
[   36.585537][  T687] RBP: ff1100000b80c000 R08: 1fe22000018b4459 R09: ff1100000fc82e80
[   36.585731][  T687] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.585927][  T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b80c000
[   36.586125][  T687] FS:  00007fe4df41c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.586360][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.586525][  T687] CR2: 00007fe4df61dc20 CR3: 000000000e14f004 CR4: 0000000000771ef0
[   36.586723][  T687] PKRU: 55555554
[   36.586820][  T687] Call Trace:
[   36.586916][  T687]  <TASK>
[   36.586984][  T687]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.587114][  T687]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.587244][  T687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.587349][  T687]  register_netdevice (net/core/dev.c:11488)
[   36.587484][  T687]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.587652][  T687]  register_netdev (net/core/dev.c:11552)
[   36.587782][  T687]  sit_init_net (net/ipv6/sit.c:1860)
[   36.587913][  T687]  ops_init (net/core/net_namespace.c:137)
[   36.588012][  T687]  setup_net (net/core/net_namespace.c:446)
[   36.588111][  T687]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.588241][  T687]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.588379][  T687]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.588513][  T687]  copy_net_ns (net/core/net_namespace.c:579)
[   36.588644][  T687]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.588778][  T687]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.588910][  T687]  ksys_unshare (kernel/fork.c:3243)
[   36.589041][  T687]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.589172][  T687]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.589304][  T687]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.589508][  T687]  ? __ia32_sys_open (fs/open.c:1374)
[   36.589641][  T687]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.589772][  T687]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.589905][  T687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.590036][  T687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.590167][  T687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.590297][  T687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.590524][  T687] RIP: 0033:0x7fe4df6debcb
[   36.590667][  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
[   36.591132][  T687] RSP: 002b:00007ffff16f2288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.591330][  T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe4df6debcb
[   36.591599][  T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.591795][  T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.591991][  T687] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff16f44b0
[   36.592189][  T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff16f5889
| [   36.598336][  T687] ------------[ cut here ]------------
| [   36.598529][  T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/687
| [   36.598758][  T687] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.599322][  T687] Tainted: [W]=WARN
[   36.599432][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.599601][  T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.599772][  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
[   36.600237][  T687] RSP: 0018:ffa000000118fa78 EFLAGS: 00010286
[   36.600416][  T687] RAX: 00000000ffffffa6 RBX: ff110000103e4e40 RCX: 1ff4000000231f15
[   36.600613][  T687] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e4efc
[   36.600811][  T687] RBP: ff1100000d729000 R08: 1fe220000207c9e1 R09: ff1100000fc82e80
[   36.601006][  T687] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.601201][  T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d729000
[   36.601408][  T687] FS:  00007fe4df41c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   36.601637][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.601803][  T687] CR2: 00007fe4df61dc20 CR3: 000000000e14f004 CR4: 0000000000771ef0
[   36.602002][  T687] PKRU: 55555554
[   36.602099][  T687] Call Trace:
[   36.602197][  T687]  <TASK>
[   36.602266][  T687]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.602408][  T687]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.602539][  T687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.602639][  T687]  register_netdevice (net/core/dev.c:11488)
[   36.602773][  T687]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   36.602936][  T687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.603070][  T687]  register_netdev (net/core/dev.c:11552)
[   36.603204][  T687]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   36.603336][  T687]  ops_init (net/core/net_namespace.c:137)
[   36.603447][  T687]  setup_net (net/core/net_namespace.c:446)
[   36.603547][  T687]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   36.603677][  T687]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   36.603808][  T687]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   36.603940][  T687]  copy_net_ns (net/core/net_namespace.c:579)
[   36.604075][  T687]  create_new_namespaces (kernel/nsproxy.c:132)
[   36.604208][  T687]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   36.604339][  T687]  ksys_unshare (kernel/fork.c:3243)
[   36.604480][  T687]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.604610][  T687]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   36.604740][  T687]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   36.604871][  T687]  ? __ia32_sys_open (fs/open.c:1374)
[   36.605006][  T687]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   36.605136][  T687]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   36.605267][  T687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.605406][  T687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.605538][  T687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.605669][  T687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.605834][  T687] RIP: 0033:0x7fe4df6debcb
[   36.605972][  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
[   36.606450][  T687] RSP: 002b:00007ffff16f2288 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   36.606646][  T687] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe4df6debcb
[   36.606844][  T687] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   36.607040][  T687] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   36.607234][  T687] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff16f44b0
[   36.607441][  T687] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff16f5889
| [   36.639957][  T688] ------------[ cut here ]------------
| [   36.640103][  T688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/688
| [   36.640330][  T688] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.640922][  T688] Tainted: [W]=WARN
[   36.641021][  T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.641183][  T688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.642055][  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
[   36.642583][  T688] RSP: 0018:ffa000000119f020 EFLAGS: 00010286
[   36.642749][  T688] RAX: 00000000ffffffa6 RBX: ff110000103e51c0 RCX: 1ff4000000233dca
[   36.642942][  T688] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e527c
[   36.643135][  T688] RBP: ff11000009bac000 R08: 1fe220000207ca51 R09: ff1100000fc85158
[   36.643332][  T688] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   36.643605][  T688] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.643801][  T688] FS:  00007f5fc3ac3840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.644027][  T688] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.644192][  T688] CR2: 0000000014713988 CR3: 000000000f675002 CR4: 0000000000771ef0
[   36.644406][  T688] PKRU: 55555554
[   36.644504][  T688] Call Trace:
[   36.644601][  T688]  <TASK>
[   36.644668][  T688]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.644800][  T688]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.644899][  T688]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.645029][  T688]  __dev_notify_flags (net/core/dev.c:9787)
[   36.645162][  T688]  ? netif_change_name (net/core/dev.c:1495)
[   36.645293][  T688]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.645440][  T688]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.645568][  T688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.645697][  T688]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   36.645830][  T688]  netif_change_flags (net/core/dev.c:9820)
[   36.645961][  T688]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.646095][  T688]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.646230][  T688]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.646372][  T688]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.646538][  T688]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.646668][  T688]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.646798][  T688]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.646930][  T688]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.647062][  T688]  ? __kernel_text_address (kernel/extable.c:79)
[   36.647194][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.647325][  T688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.647466][  T688]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.647596][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.647727][  T688]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.647857][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.647989][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.648119][  T688]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.648250][  T688]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   36.648389][  T688]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.648519][  T688]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.648652][  T688]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.648785][  T688]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.648919][  T688]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.649054][  T688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.649183][  T688]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.649314][  T688]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.649454][  T688]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.649585][  T688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.649718][  T688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.649848][  T688]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.649981][  T688]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.650111][  T688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.650243][  T688]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.650383][  T688]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.650514][  T688]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.650644][  T688]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.650773][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.650905][  T688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.651039][  T688]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.651169][  T688]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.651301][  T688]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.651440][  T688]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.651575][  T688]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.651703][  T688]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.651836][  T688]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.651969][  T688]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.652100][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.652233][  T688]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.652376][  T688]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.652508][  T688]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.652641][  T688]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.652773][  T688]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.652905][  T688]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.653068][  T688]  ? move_addr_to_kernel (net/socket.c:258)
[   36.653200][  T688]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.653330][  T688]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.653472][  T688]  ___sys_sendmsg (net/socket.c:2752)
[   36.653601][  T688]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.653764][  T688]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.653907][  T688]  __sys_sendmsg (net/socket.c:2784)
[   36.654040][  T688]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.654169][  T688]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.654336][  T688]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.654476][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.654608][  T688]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.654739][  T688]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.654869][  T688]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.655003][  T688]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.655166][  T688] RIP: 0033:0x7f5fc3cfd08e
[   36.655303][  T688] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.655777][  T688] RSP: 002b:00007ffe829d4bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.655977][  T688] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5fc3cfd08e
[   36.656172][  T688] RDX: 0000000000000000 RSI: 00007ffe829d4ca0 RDI: 0000000000000005
[   36.656374][  T688] RBP: 00007ffe829d4c00 R08: 0000000000000000 R09: 0000000000000000
[   36.656570][  T688] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e479
[   36.656769][  T688] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe829d5370
| [   36.762697][  T691] ------------[ cut here ]------------
| [   36.762868][  T691] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/691
| [   36.763108][  T691] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.763709][  T691] Tainted: [W]=WARN
[   36.763813][  T691] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.763985][  T691] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.764162][  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
[   36.764653][  T691] RSP: 0018:ffa00000011bee30 EFLAGS: 00010286
[   36.764825][  T691] RAX: 00000000ffffffa6 RBX: ff1100001186fc40 RCX: 1ff4000000237d8c
[   36.765030][  T691] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186fcfc
[   36.765232][  T691] RBP: ff11000009a11000 R08: 1fe220000230dfa1 R09: ff11000008d38b80
[   36.765447][  T691] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.765647][  T691] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000179a2700
[   36.765856][  T691] FS:  00007fbdef1db840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.766093][  T691] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.766264][  T691] CR2: 000000000042ebe0 CR3: 000000000f676004 CR4: 0000000000771ef0
[   36.766478][  T691] PKRU: 55555554
[   36.766578][  T691] Call Trace:
[   36.766678][  T691]  <TASK>
[   36.766748][  T691]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.766887][  T691]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.766989][  T691]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   36.767156][  T691]  __dev_notify_flags (net/core/dev.c:9787)
[   36.767293][  T691]  ? netif_change_name (net/core/dev.c:1495)
[   36.767997][  T691]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.768134][  T691]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.768269][  T691]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.768413][  T691]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   36.768549][  T691]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.768709][  T691]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.768843][  T691]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.768978][  T691]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   36.769112][  T691]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   36.769252][  T691]  veth_newlink (drivers/net/veth.c:1871)
[   36.769397][  T691]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   36.769529][  T691]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.769663][  T691]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.769796][  T691]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   36.769946][  T691]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   36.770081][  T691]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   36.770217][  T691]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   36.770361][  T691]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   36.770498][  T691]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.770634][  T691]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.770770][  T691]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.770904][  T691]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.771038][  T691]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.771178][  T691]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.771319][  T691]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.771463][  T691]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.771597][  T691]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.771731][  T691]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.771865][  T691]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.771998][  T691]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.772137][  T691]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.772273][  T691]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.772418][  T691]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.772552][  T691]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.772685][  T691]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.772818][  T691]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.772953][  T691]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.773086][  T691]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.773220][  T691]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.773361][  T691]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.773497][  T691]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.773635][  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))
[   36.773769][  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))
[   36.773905][  T691]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.774041][  T691]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.774176][  T691]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.774311][  T691]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.774457][  T691]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.774592][  T691]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.774729][  T691]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.774865][  T691]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.774999][  T691]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.775164][  T691]  ? move_addr_to_kernel (net/socket.c:258)
[   36.775302][  T691]  ___sys_sendmsg (net/socket.c:2752)
[   36.775446][  T691]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.775580][  T691]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.775723][  T691]  ? 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))
[   36.775859][  T691]  __sys_sendmsg (net/socket.c:2784)
[   36.775992][  T691]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.776130][  T691]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.776265][  T691]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.776411][  T691]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.776546][  T691]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.776681][  T691]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.776818][  T691]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.776984][  T691] RIP: 0033:0x7fbdef41508e
[   36.777125][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.777612][  T691] RSP: 002b:00007fff54688980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.777817][  T691] RAX: ffffffffffffffda RBX: 00007fff54689120 RCX: 00007fbdef41508e
[   36.778019][  T691] RDX: 0000000000000000 RSI: 00007fff54688a30 RDI: 0000000000000005
[   36.778218][  T691] RBP: 00007fff54688990 R08: 0000000000000000 R09: 0000000000000000
[   36.778426][  T691] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   36.778628][  T691] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff546890f0
| [   36.785908][  T691] ------------[ cut here ]------------
| [   36.786056][  T691] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/691
| [   36.786289][  T691] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.787472][  T691] Tainted: [W]=WARN
[   36.787631][  T691] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.787802][  T691] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.787979][  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
[   36.788519][  T691] RSP: 0018:ffa00000011bf1b0 EFLAGS: 00010286
[   36.788689][  T691] RAX: 00000000ffffffa6 RBX: ff1100000bb67380 RCX: 1ff4000000237dfc
[   36.788888][  T691] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb6743c
[   36.789182][  T691] RBP: ff110000094ac000 R08: 1fe220000176ce89 R09: ff11000008d38b80
[   36.789629][  T691] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.789831][  T691] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   36.790033][  T691] FS:  00007fbdef1db840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.790268][  T691] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.790499][  T691] CR2: 000000000042ebe0 CR3: 000000000f676004 CR4: 0000000000771ef0
[   36.790799][  T691] PKRU: 55555554
[   36.790900][  T691] Call Trace:
[   36.791001][  T691]  <TASK>
[   36.791071][  T691]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.791211][  T691]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.791465][  T691]  __dev_notify_flags (net/core/dev.c:9787)
[   36.791600][  T691]  ? netif_change_name (net/core/dev.c:1495)
[   36.791734][  T691]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   36.791867][  T691]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   36.792181][  T691]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.792317][  T691]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   36.792517][  T691]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.792650][  T691]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.792873][  T691]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.793103][  T691]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.793242][  T691]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.793439][  T691]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.793573][  T691]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.793850][  T691]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.793984][  T691]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.794116][  T691]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.794252][  T691]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.794448][  T691]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.794582][  T691]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.794715][  T691]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.794848][  T691]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.794985][  T691]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.795120][  T691]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.795306][  T691]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.795510][  T691]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.795735][  T691]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.795867][  T691]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.796094][  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))
[   36.796228][  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))
[   36.796426][  T691]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.796561][  T691]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.796694][  T691]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.796828][  T691]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.796962][  T691]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.797096][  T691]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.797319][  T691]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.797515][  T691]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.797653][  T691]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.797818][  T691]  ? move_addr_to_kernel (net/socket.c:258)
[   36.797955][  T691]  ___sys_sendmsg (net/socket.c:2752)
[   36.798087][  T691]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.798220][  T691]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.798511][  T691]  ? 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))
[   36.798649][  T691]  __sys_sendmsg (net/socket.c:2784)
[   36.798782][  T691]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.798918][  T691]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.799050][  T691]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.799183][  T691]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.799465][  T691]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.799598][  T691]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.799730][  T691]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.799897][  T691] RIP: 0033:0x7fbdef41508e
[   36.800037][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.800669][  T691] RSP: 002b:00007fff54688980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.800869][  T691] RAX: ffffffffffffffda RBX: 00007fff54689120 RCX: 00007fbdef41508e
[   36.801070][  T691] RDX: 0000000000000000 RSI: 00007fff54688a30 RDI: 0000000000000005
[   36.801266][  T691] RBP: 00007fff54688990 R08: 0000000000000000 R09: 0000000000000000
[   36.801619][  T691] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   36.801819][  T691] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff546890f0
| [   36.850503][  T692] ------------[ cut here ]------------
| [   36.850666][  T692] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/692
| [   36.850899][  T692] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.851488][  T692] Tainted: [W]=WARN
[   36.851586][  T692] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.851746][  T692] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.851917][  T692] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.852936][  T692] RSP: 0018:ffa00000010eeff8 EFLAGS: 00010286
[   36.853108][  T692] RAX: 00000000ffffffa6 RBX: ff110000132bd380 RCX: 1ff400000021ddc5
[   36.853300][  T692] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132bd43c
[   36.853559][  T692] RBP: ff110000094ac000 R08: 1fe2200002657a89 R09: ff11000008d3d158
[   36.853753][  T692] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.853944][  T692] R13: 0000000000000000 R14: ffa00000010ef140 R15: ff110000132eadd0
[   36.854193][  T692] FS:  00007f0c7d18a840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.854482][  T692] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.854648][  T692] CR2: 00007f11405db000 CR3: 000000001758e001 CR4: 0000000000771ef0
[   36.854843][  T692] PKRU: 55555554
[   36.854940][  T692] Call Trace:
[   36.855094][  T692]  <TASK>
[   36.855163][  T692]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   36.855295][  T692]  __dev_change_net_namespace (net/core/dev.c:12635)
[   36.855520][  T692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.855652][  T692]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.855782][  T692]  ? default_device_exit_batch (net/core/dev.c:13091)
[   36.855943][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.856071][  T692]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.856201][  T692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.856329][  T692]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   36.856520][  T692]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   36.856651][  T692]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   36.856782][  T692]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   36.856914][  T692]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.857046][  T692]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.857208][  T692]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.857336][  T692]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.857533][  T692]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.857661][  T692]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.857792][  T692]  ? __kernel_text_address (kernel/extable.c:79)
[   36.857925][  T692]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.858057][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.858185][  T692]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.858313][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.858501][  T692]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.858629][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.858757][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.858884][  T692]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.859015][  T692]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   36.859144][  T692]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.859273][  T692]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.859464][  T692]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.859591][  T692]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.859723][  T692]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.859855][  T692]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.859986][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.860112][  T692]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.860241][  T692]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.860428][  T692]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.860558][  T692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.860687][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.860815][  T692]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.860944][  T692]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.861073][  T692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.861202][  T692]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.861329][  T692]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.861518][  T692]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.861645][  T692]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.861771][  T692]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.861902][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.862032][  T692]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.862161][  T692]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.862289][  T692]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.862479][  T692]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.862610][  T692]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.862737][  T692]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.862869][  T692]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.863000][  T692]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.863130][  T692]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.863262][  T692]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.863457][  T692]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.863586][  T692]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.863716][  T692]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.863845][  T692]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.863972][  T692]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.864130][  T692]  ? move_addr_to_kernel (net/socket.c:258)
[   36.864262][  T692]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.864450][  T692]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.864579][  T692]  ___sys_sendmsg (net/socket.c:2752)
[   36.864705][  T692]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.864862][  T692]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.865003][  T692]  __sys_sendmsg (net/socket.c:2784)
[   36.865130][  T692]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.865257][  T692]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.865476][  T692]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.865604][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.865734][  T692]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.865862][  T692]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.865991][  T692]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.866119][  T692]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.866277][  T692] RIP: 0033:0x7f0c7d3c408e
[   36.866483][  T692] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.866938][  T692] RSP: 002b:00007ffcf6c62d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.867135][  T692] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0c7d3c408e
[   36.867329][  T692] RDX: 0000000000000000 RSI: 00007ffcf6c62dc0 RDI: 0000000000000005
[   36.867595][  T692] RBP: 00007ffcf6c62d20 R08: 0000000000000000 R09: 0000000000000000
[   36.867788][  T692] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   36.867979][  T692] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6c63480
| [   36.870961][  T692] ------------[ cut here ]------------
| [   36.871103][  T692] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/692
| [   36.871329][  T692] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.871914][  T692] Tainted: [W]=WARN
[   36.872012][  T692] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.872175][  T692] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.872348][  T692] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.872818][  T692] RSP: 0018:ffa00000010eefc0 EFLAGS: 00010286
[   36.872981][  T692] RAX: 00000000ffffffa6 RBX: ff1100000971f540 RCX: 1ff400000021ddbe
[   36.873179][  T692] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971f5fc
[   36.873389][  T692] RBP: ff110000094ac000 R08: 1fe22000012e3ec1 R09: ff11000008d3d158
[   36.873581][  T692] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.873775][  T692] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000132eadd0
[   36.873971][  T692] FS:  00007f0c7d18a840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.874198][  T692] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.874374][  T692] CR2: 00007f11405db000 CR3: 000000001758e001 CR4: 0000000000771ef0
[   36.874568][  T692] PKRU: 55555554
[   36.874665][  T692] Call Trace:
[   36.874762][  T692]  <TASK>
[   36.874829][  T692]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.874965][  T692]  ? notifier_call_chain (kernel/notifier.c:85)
[   36.875097][  T692]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.875197][  T692]  __dev_change_net_namespace (net/core/dev.c:12695)
[   36.875370][  T692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.875502][  T692]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.875632][  T692]  ? default_device_exit_batch (net/core/dev.c:13091)
[   36.875792][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.875920][  T692]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.876052][  T692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.876184][  T692]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   36.876315][  T692]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   36.876458][  T692]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   36.876588][  T692]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   36.876718][  T692]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.876848][  T692]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.877011][  T692]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.877142][  T692]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.877270][  T692]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.877407][  T692]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.877536][  T692]  ? __kernel_text_address (kernel/extable.c:79)
[   36.877667][  T692]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.877798][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.877927][  T692]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.878058][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.878188][  T692]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.878316][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.878456][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.878584][  T692]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.878716][  T692]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   36.878845][  T692]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.878975][  T692]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.879108][  T692]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.879236][  T692]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.879378][  T692]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.879512][  T692]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.879642][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.879771][  T692]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.879899][  T692]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.880029][  T692]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.880158][  T692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.880289][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.880431][  T692]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.880559][  T692]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.880690][  T692]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.880820][  T692]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.880949][  T692]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.881078][  T692]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.881209][  T692]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.881336][  T692]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.881473][  T692]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.881601][  T692]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.881730][  T692]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.881860][  T692]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.881991][  T692]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.882125][  T692]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.882254][  T692]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.882399][  T692]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.882530][  T692]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.882660][  T692]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.882791][  T692]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.882921][  T692]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.883053][  T692]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.883183][  T692]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.883313][  T692]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.883510][  T692]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.883723][  T692]  ? move_addr_to_kernel (net/socket.c:258)
[   36.883853][  T692]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.884001][  T692]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.884195][  T692]  ___sys_sendmsg (net/socket.c:2752)
[   36.884490][  T692]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.884737][  T692]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.884919][  T692]  __sys_sendmsg (net/socket.c:2784)
[   36.885049][  T692]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.885177][  T692]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.885341][  T692]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.885544][  T692]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.885672][  T692]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.885800][  T692]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.885929][  T692]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.886059][  T692]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.886219][  T692] RIP: 0033:0x7f0c7d3c408e
[   36.886417][  T692] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.886876][  T692] RSP: 002b:00007ffcf6c62d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.887073][  T692] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0c7d3c408e
[   36.887266][  T692] RDX: 0000000000000000 RSI: 00007ffcf6c62dc0 RDI: 0000000000000005
[   36.887523][  T692] RBP: 00007ffcf6c62d20 R08: 0000000000000000 R09: 0000000000000000
[   36.887716][  T692] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   36.887907][  T692] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6c63480
| [   36.918209][  T695] ------------[ cut here ]------------
| [   36.918372][  T695] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/695
| [   36.918609][  T695] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   36.919187][  T695] Tainted: [W]=WARN
[   36.919287][  T695] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.919526][  T695] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.919698][  T695] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.920167][  T695] RSP: 0018:ffa00000011bf020 EFLAGS: 00010286
[   36.920334][  T695] RAX: 00000000ffffffa6 RBX: ff11000017691380 RCX: 1ff4000000237dca
[   36.920592][  T695] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001769143c
[   36.920787][  T695] RBP: ff110000094ac000 R08: 1fe2200002ed2289 R09: ff1100000a2a5158
[   36.920987][  T695] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   36.921183][  T695] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.921446][  T695] FS:  00007f407a78b840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   36.921674][  T695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.921838][  T695] CR2: 0000000029959988 CR3: 000000000e332005 CR4: 0000000000771ef0
[   36.922038][  T695] PKRU: 55555554
[   36.922138][  T695] Call Trace:
[   36.922236][  T695]  <TASK>
[   36.922304][  T695]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.922507][  T695]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.922608][  T695]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.922739][  T695]  __dev_notify_flags (net/core/dev.c:9787)
[   36.922871][  T695]  ? netif_change_name (net/core/dev.c:1495)
[   36.923005][  T695]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.923138][  T695]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.923268][  T695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.923463][  T695]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   36.923596][  T695]  netif_change_flags (net/core/dev.c:9820)
[   36.923726][  T695]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.923859][  T695]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.923996][  T695]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.924129][  T695]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.924293][  T695]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.924491][  T695]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.924622][  T695]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.924752][  T695]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.924885][  T695]  ? __kernel_text_address (kernel/extable.c:79)
[   36.925022][  T695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.925155][  T695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.925285][  T695]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.925478][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.925612][  T695]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.925743][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.925873][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.926012][  T695]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.926145][  T695]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   36.926277][  T695]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.926482][  T695]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.926794][  T695]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.926931][  T695]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.927156][  T695]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.927289][  T695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.927515][  T695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.927646][  T695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.927776][  T695]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.927906][  T695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.928041][  T695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.928259][  T695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.928471][  T695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.928606][  T695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.928768][  T695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.928963][  T695]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.929166][  T695]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.929638][  T695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.929778][  T695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.929913][  T695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.930046][  T695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.930178][  T695]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.930308][  T695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.930456][  T695]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.930589][  T695]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   36.930719][  T695]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   36.931115][  T695]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.931247][  T695]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.931391][  T695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.931523][  T695]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.931653][  T695]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.931786][  T695]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.931918][  T695]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.932052][  T695]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.932183][  T695]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.932395][  T695]  ? move_addr_to_kernel (net/socket.c:258)
[   36.932526][  T695]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.932657][  T695]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.932791][  T695]  ___sys_sendmsg (net/socket.c:2752)
[   36.932920][  T695]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.933084][  T695]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.933227][  T695]  __sys_sendmsg (net/socket.c:2784)
[   36.933373][  T695]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.933673][  T695]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.933840][  T695]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.933971][  T695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.934191][  T695]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.934321][  T695]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.934463][  T695]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.934762][  T695]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.935101][  T695] RIP: 0033:0x7f407a9c508e
[   36.935239][  T695] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.935718][  T695] RSP: 002b:00007ffd27b5e7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.935921][  T695] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f407a9c508e
[   36.936207][  T695] RDX: 0000000000000000 RSI: 00007ffd27b5e860 RDI: 0000000000000005
[   36.936419][  T695] RBP: 00007ffd27b5e7c0 R08: 0000000000000000 R09: 0000000000000000
[   36.936616][  T695] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   36.936812][  T695] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd27b5ef30
| [   37.058266][  T698] ------------[ cut here ]------------
| [   37.058504][  T698] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/698
| [   37.058747][  T698] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.059306][  T698] Tainted: [W]=WARN
[   37.059419][  T698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.059579][  T698] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.059747][  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
[   37.060222][  T698] RSP: 0018:ffa000000112eff8 EFLAGS: 00010286
[   37.060394][  T698] RAX: 00000000ffffffa6 RBX: ff1100000d400c80 RCX: 1ff4000000225dc5
[   37.060583][  T698] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d400d3c
[   37.060771][  T698] RBP: ff11000009a11000 R08: 1fe2200001a801a9 R09: ff1100000d75ae58
[   37.060962][  T698] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.061149][  T698] R13: 0000000000000000 R14: ffa000000112f140 R15: ff11000009a5d550
[   37.061348][  T698] FS:  00007fb1ab1af840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   37.061578][  T698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.061738][  T698] CR2: 00000000103f6988 CR3: 000000001339e004 CR4: 0000000000771ef0
[   37.061931][  T698] PKRU: 55555554
[   37.062027][  T698] Call Trace:
[   37.062123][  T698]  <TASK>
[   37.062189][  T698]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   37.062317][  T698]  __dev_change_net_namespace (net/core/dev.c:12635)
[   37.062492][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.062620][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.062750][  T698]  ? default_device_exit_batch (net/core/dev.c:13091)
[   37.062906][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.063032][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.063159][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.063286][  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))
[   37.063431][  T698]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   37.063557][  T698]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   37.063686][  T698]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   37.063814][  T698]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.063942][  T698]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.064103][  T698]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.064229][  T698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.064365][  T698]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.064495][  T698]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.064625][  T698]  ? __kernel_text_address (kernel/extable.c:79)
[   37.064755][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.064882][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.065009][  T698]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.065135][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.065262][  T698]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.065396][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.065524][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.065650][  T698]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.065778][  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)
[   37.065905][  T698]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.066031][  T698]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.066159][  T698]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.066283][  T698]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.066482][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.066615][  T698]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.066743][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.066868][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.066994][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.067120][  T698]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.067245][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.067387][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.067515][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.067641][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.067767][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.067895][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.068021][  T698]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.068148][  T698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.068273][  T698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.068410][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.068541][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.068666][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.068795][  T698]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.068923][  T698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.069049][  T698]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.069180][  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))
[   37.069308][  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))
[   37.069450][  T698]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.069581][  T698]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.069708][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.069835][  T698]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.069963][  T698]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.070089][  T698]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.070218][  T698]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.070351][  T698]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.070485][  T698]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.070640][  T698]  ? move_addr_to_kernel (net/socket.c:258)
[   37.070768][  T698]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.070895][  T698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.071023][  T698]  ___sys_sendmsg (net/socket.c:2752)
[   37.071150][  T698]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.071308][  T698]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.071462][  T698]  __sys_sendmsg (net/socket.c:2784)
[   37.071590][  T698]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.071715][  T698]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.071875][  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)
[   37.072003][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.072129][  T698]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.072256][  T698]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.072393][  T698]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.072521][  T698]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.072678][  T698] RIP: 0033:0x7fb1ab3e908e
[   37.072813][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.073264][  T698] RSP: 002b:00007fffcdb365f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.073468][  T698] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb1ab3e908e
[   37.073657][  T698] RDX: 0000000000000000 RSI: 00007fffcdb366a0 RDI: 0000000000000005
[   37.073847][  T698] RBP: 00007fffcdb36600 R08: 0000000000000000 R09: 0000000000000000
[   37.074035][  T698] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   37.074226][  T698] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcdb36d60
| [   37.082323][  T698] ------------[ cut here ]------------
| [   37.082477][  T698] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/698
| [   37.082703][  T698] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.083267][  T698] Tainted: [W]=WARN
[   37.083378][  T698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.083543][  T698] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.083711][  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
[   37.084168][  T698] RSP: 0018:ffa000000112efc0 EFLAGS: 00010286
[   37.084329][  T698] RAX: 00000000ffffffa6 RBX: ff1100000d401000 RCX: 1ff4000000225dbe
[   37.084536][  T698] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4010bc
[   37.084727][  T698] RBP: ff11000009a11000 R08: 1fe2200001a80219 R09: ff1100000d75ae58
[   37.084918][  T698] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.085107][  T698] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a5d550
[   37.085302][  T698] FS:  00007fb1ab1af840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   37.085546][  T698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.085708][  T698] CR2: 00000000103f6988 CR3: 000000001339e004 CR4: 0000000000771ef0
[   37.085901][  T698] PKRU: 55555554
[   37.085998][  T698] Call Trace:
[   37.086095][  T698]  <TASK>
[   37.086165][  T698]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.086295][  T698]  ? notifier_call_chain (kernel/notifier.c:85)
[   37.086436][  T698]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.086534][  T698]  __dev_change_net_namespace (net/core/dev.c:12695)
[   37.086695][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.086824][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.086955][  T698]  ? default_device_exit_batch (net/core/dev.c:13091)
[   37.087118][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.087245][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.087381][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.087511][  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))
[   37.087640][  T698]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   37.087768][  T698]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   37.087899][  T698]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   37.088033][  T698]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.088163][  T698]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.088325][  T698]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.088469][  T698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.088597][  T698]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.088727][  T698]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.088858][  T698]  ? __kernel_text_address (kernel/extable.c:79)
[   37.088987][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.089117][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.089245][  T698]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.089384][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.089512][  T698]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.089639][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.089766][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.089897][  T698]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.090027][  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)
[   37.090157][  T698]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.090285][  T698]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.090431][  T698]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.090560][  T698]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.090692][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.090826][  T698]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.090959][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.091089][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.091218][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.091352][  T698]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.091485][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.091617][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.091746][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.091874][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.092004][  T698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.092134][  T698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.092263][  T698]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.092401][  T698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.092529][  T698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.092656][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.092786][  T698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.092916][  T698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.093047][  T698]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.093176][  T698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.093304][  T698]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.093447][  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))
[   37.093576][  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))
[   37.093706][  T698]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.093837][  T698]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.093966][  T698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.094095][  T698]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.094225][  T698]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.094365][  T698]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.094497][  T698]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.094625][  T698]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.094753][  T698]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.094913][  T698]  ? move_addr_to_kernel (net/socket.c:258)
[   37.095042][  T698]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.095170][  T698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.095300][  T698]  ___sys_sendmsg (net/socket.c:2752)
[   37.095440][  T698]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.095598][  T698]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.095739][  T698]  __sys_sendmsg (net/socket.c:2784)
[   37.095870][  T698]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.095998][  T698]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.096160][  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)
[   37.096289][  T698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.096430][  T698]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.096560][  T698]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.096688][  T698]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.096819][  T698]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.096978][  T698] RIP: 0033:0x7fb1ab3e908e
[   37.097114][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.097584][  T698] RSP: 002b:00007fffcdb365f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.097779][  T698] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb1ab3e908e
[   37.097970][  T698] RDX: 0000000000000000 RSI: 00007fffcdb366a0 RDI: 0000000000000005
[   37.098162][  T698] RBP: 00007fffcdb36600 R08: 0000000000000000 R09: 0000000000000000
[   37.098357][  T698] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   37.098556][  T698] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcdb36d60
| [   37.131143][  T699] ------------[ cut here ]------------
| [   37.131288][  T699] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/699
| [   37.131531][  T699] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.132097][  T699] Tainted: [W]=WARN
[   37.132195][  T699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.132364][  T699] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.132536][  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
[   37.132994][  T699] RSP: 0018:ffa00000011cf020 EFLAGS: 00010286
[   37.133156][  T699] RAX: 00000000ffffffa6 RBX: ff1100000b429000 RCX: 1ff4000000239dca
[   37.133355][  T699] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4290bc
[   37.133554][  T699] RBP: ff11000009a11000 R08: 1fe2200001685219 R09: ff1100000ec7ae58
[   37.133745][  T699] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   37.133937][  T699] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   37.134132][  T699] FS:  00007fa07b603840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   37.134370][  T699] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.134534][  T699] CR2: 000000000fe4d988 CR3: 000000000f825006 CR4: 0000000000771ef0
[   37.134729][  T699] PKRU: 55555554
[   37.134826][  T699] Call Trace:
[   37.134924][  T699]  <TASK>
[   37.134992][  T699]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.135127][  T699]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.135225][  T699]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.135364][  T699]  __dev_notify_flags (net/core/dev.c:9787)
[   37.135497][  T699]  ? netif_change_name (net/core/dev.c:1495)
[   37.135627][  T699]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.135758][  T699]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   37.135889][  T699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.136022][  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))
[   37.136156][  T699]  netif_change_flags (net/core/dev.c:9820)
[   37.136286][  T699]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   37.136427][  T699]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.136561][  T699]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.136693][  T699]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.136856][  T699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.136987][  T699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.137117][  T699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.137246][  T699]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.137388][  T699]  ? __kernel_text_address (kernel/extable.c:79)
[   37.137520][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.137651][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.137783][  T699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.137914][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.138045][  T699]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.138174][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.138304][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.138444][  T699]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.138575][  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)
[   37.138706][  T699]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.138838][  T699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.138969][  T699]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.139102][  T699]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.139236][  T699]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.139378][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.139508][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.139637][  T699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.139766][  T699]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.139897][  T699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.140030][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.140159][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.140289][  T699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.140429][  T699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.140560][  T699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.140690][  T699]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.140820][  T699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.140952][  T699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.141082][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.141213][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.141341][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.141484][  T699]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.141615][  T699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.141745][  T699]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.141877][  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))
[   37.142009][  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))
[   37.142140][  T699]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.142269][  T699]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.142411][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.142544][  T699]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.142675][  T699]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.142805][  T699]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.142942][  T699]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.143074][  T699]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.143204][  T699]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.143376][  T699]  ? move_addr_to_kernel (net/socket.c:258)
[   37.143510][  T699]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.143639][  T699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.143770][  T699]  ___sys_sendmsg (net/socket.c:2752)
[   37.143900][  T699]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.144061][  T699]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.144204][  T699]  __sys_sendmsg (net/socket.c:2784)
[   37.144335][  T699]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.144474][  T699]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.144638][  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)
[   37.144768][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.144900][  T699]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.145030][  T699]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.145160][  T699]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.145289][  T699]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.145478][  T699] RIP: 0033:0x7fa07b83d08e
[   37.145619][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.146082][  T699] RSP: 002b:00007ffe901e1950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.146280][  T699] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa07b83d08e
[   37.146486][  T699] RDX: 0000000000000000 RSI: 00007ffe901e1a00 RDI: 0000000000000005
[   37.146680][  T699] RBP: 00007ffe901e1960 R08: 0000000000000000 R09: 0000000000000000
[   37.146876][  T699] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   37.147072][  T699] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe901e20d0
| [   37.149105][   T45] ------------[ cut here ]------------
| [   37.149237][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/45
| [   37.149491][   T45] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.150040][   T45] Tainted: [W]=WARN
[   37.150129][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.150278][   T45] Workqueue: events_unbound linkwatch_event
[   37.150502][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.150657][   T45] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.151089][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   37.151239][   T45] RAX: 00000000ffffffa6 RBX: ff1100000b428e40 RCX: 1ff4000000063f02
[   37.151430][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b428efc
[   37.151612][   T45] RBP: ff11000009a11000 R08: 1fe22000016851e1 R09: ff110000020051a8
[   37.151794][   T45] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   37.151971][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.152150][   T45] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   37.152371][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.152521][   T45] CR2: 00007f633530e574 CR3: 000000000b65f001 CR4: 0000000000771ef0
[   37.152700][   T45] PKRU: 55555554
[   37.152788][   T45] Call Trace:
[   37.152877][   T45]  <TASK>
[   37.152939][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.153059][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   37.153179][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.153270][   T45]  netif_state_change (net/core/dev.c:1605)
[   37.153400][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   37.153552][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   37.153668][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   37.153786][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.153908][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   37.154029][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   37.154148][   T45]  process_one_work (kernel/workqueue.c:3314)
[   37.154274][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.154404][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.154528][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.154649][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.154765][   T45]  kthread (kernel/kthread.c:436)
[   37.154856][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.155004][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.155124][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.155244][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.155409][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.155530][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.155648][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.157267][   T45] ------------[ cut here ]------------
| [   37.157454][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/45
| [   37.157708][   T45] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.158251][   T45] Tainted: [W]=WARN
[   37.158341][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.158518][   T45] Workqueue: events_unbound linkwatch_event
[   37.158670][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.158824][   T45] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.159244][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   37.159414][   T45] RAX: 00000000ffffffa6 RBX: ff110000103e5540 RCX: 1ff4000000063f02
[   37.159589][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e55fc
[   37.159765][   T45] RBP: ff110000094ac000 R08: 1fe220000207cac1 R09: ff110000020051a8
[   37.159944][   T45] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   37.160121][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.160296][   T45] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   37.160512][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.160659][   T45] CR2: 00007f633530e574 CR3: 000000000b65f001 CR4: 0000000000771ef0
[   37.160834][   T45] PKRU: 55555554
[   37.160924][   T45] Call Trace:
[   37.161018][   T45]  <TASK>
[   37.161079][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.161197][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   37.161316][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.161418][   T45]  netif_state_change (net/core/dev.c:1605)
[   37.161536][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   37.161683][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   37.161801][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   37.161919][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.162042][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   37.162159][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   37.162277][   T45]  process_one_work (kernel/workqueue.c:3314)
[   37.162409][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.162529][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.162653][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.162773][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.162890][   T45]  kthread (kernel/kthread.c:436)
[   37.162979][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.163130][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.163247][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.163377][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.163527][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.163645][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.163767][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.276292][  T702] ------------[ cut here ]------------
| [   37.276482][  T702] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/702
| [   37.276727][  T702] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.277326][  T702] Tainted: [W]=WARN
[   37.277445][  T702] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.277623][  T702] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.277802][  T702] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.278289][  T702] RSP: 0018:ffa00000011fee90 EFLAGS: 00010286
[   37.278478][  T702] RAX: 00000000ffffffa6 RBX: ff11000011934c80 RCX: 1ff400000023fd98
[   37.278687][  T702] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011934d3c
[   37.278892][  T702] RBP: ff110000094ac000 R08: 1fe22000023269a9 R09: ff1100000f8f2e58
[   37.279095][  T702] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   37.279298][  T702] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   37.279519][  T702] FS:  00007ff5b3093840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   37.279757][  T702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.279928][  T702] CR2: 00000000153c83b8 CR3: 0000000011b17005 CR4: 0000000000771ef0
[   37.280136][  T702] PKRU: 55555554
[   37.280238][  T702] Call Trace:
[   37.280339][  T702]  <TASK>
[   37.280503][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.280641][  T702]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   37.280778][  T702]  notifier_call_chain (kernel/notifier.c:85)
[   37.280918][  T702]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   37.281056][  T702]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   37.281228][  T702]  veth_xdp_set (drivers/net/veth.c:1638)
[   37.281449][  T702]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   37.281585][  T702]  dev_xdp_install (net/core/dev.c:10348)
[   37.281720][  T702]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   37.281860][  T702]  dev_xdp_attach (net/core/dev.c:10504)
[   37.281998][  T702]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   37.282136][  T702]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   37.282272][  T702]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   37.282474][  T702]  dev_change_xdp_fd (net/core/dev.c:10759)
[   37.282611][  T702]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   37.282748][  T702]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.282884][  T702]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.283056][  T702]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.283190][  T702]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.283328][  T702]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.283530][  T702]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.283665][  T702]  ? __kernel_text_address (kernel/extable.c:79)
[   37.283802][  T702]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.283943][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.284084][  T702]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.284221][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.284415][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.284550][  T702]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.284687][  T702]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   37.284824][  T702]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.284960][  T702]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.285098][  T702]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.285233][  T702]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.285463][  T702]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.285660][  T702]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.285798][  T702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.285933][  T702]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.286073][  T702]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.286208][  T702]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.286406][  T702]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.286547][  T702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.286681][  T702]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.286818][  T702]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.286953][  T702]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.287093][  T702]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.287228][  T702]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.287428][  T702]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.287563][  T702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.287699][  T702]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.287835][  T702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.287971][  T702]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.288107][  T702]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.288243][  T702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.288471][  T702]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.288611][  T702]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.288745][  T702]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.288881][  T702]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.289017][  T702]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.289154][  T702]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.289290][  T702]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.289569][  T702]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.289705][  T702]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.289845][  T702]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.289980][  T702]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.290116][  T702]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.290286][  T702]  ? move_addr_to_kernel (net/socket.c:258)
[   37.290544][  T702]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.290680][  T702]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.290816][  T702]  ___sys_sendmsg (net/socket.c:2752)
[   37.290949][  T702]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.291117][  T702]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.291264][  T702]  __sys_sendmsg (net/socket.c:2784)
[   37.291464][  T702]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.291599][  T702]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.291770][  T702]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   37.291909][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.292048][  T702]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.292183][  T702]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.292317][  T702]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.292517][  T702]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.292685][  T702] RIP: 0033:0x7ff5b32cd08e
[   37.292829][  T702] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.293310][  T702] RSP: 002b:00007ffcbee21010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.293581][  T702] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ff5b32cd08e
[   37.293782][  T702] RDX: 0000000000000000 RSI: 00007ffcbee210c0 RDI: 0000000000000005
[   37.293986][  T702] RBP: 00007ffcbee21020 R08: 0000000000000000 R09: 0000000000000000
[   37.294187][  T702] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   37.294470][  T702] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbee21790
| [   37.310453][  T702] ------------[ cut here ]------------
| [   37.310600][  T702] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/702
| [   37.310827][  T702] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.311419][  T702] Tainted: [W]=WARN
[   37.311516][  T702] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.311675][  T702] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.311844][  T702] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.312303][  T702] RSP: 0018:ffa00000011ff0a0 EFLAGS: 00010286
[   37.312481][  T702] RAX: 00000000ffffffa6 RBX: ff110000119351c0 RCX: 1ff400000023fdda
[   37.312672][  T702] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001193527c
[   37.312863][  T702] RBP: ff11000009a11000 R08: 1fe2200002326a51 R09: ff1100000f8f2e58
[   37.313054][  T702] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   37.313245][  T702] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf96a64
[   37.313466][  T702] FS:  00007ff5b3093840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   37.313687][  T702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.313846][  T702] CR2: 00007f91a8dc4808 CR3: 0000000011b17002 CR4: 0000000000771ef0
[   37.314038][  T702] PKRU: 55555554
[   37.314134][  T702] Call Trace:
[   37.314228][  T702]  <TASK>
[   37.314295][  T702]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.314436][  T702]  ? notifier_call_chain (kernel/notifier.c:85)
[   37.314565][  T702]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.314668][  T702]  netif_state_change (net/core/dev.c:1605)
[   37.314800][  T702]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   37.314958][  T702]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   37.315086][  T702]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   37.315215][  T702]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.315349][  T702]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.315513][  T702]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.315640][  T702]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.315769][  T702]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.315895][  T702]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.316023][  T702]  ? __kernel_text_address (kernel/extable.c:79)
[   37.316151][  T702]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.316282][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.316422][  T702]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.316548][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.316676][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.316803][  T702]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.316931][  T702]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   37.317059][  T702]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.317187][  T702]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.317316][  T702]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.317454][  T702]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.317585][  T702]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.317717][  T702]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.317846][  T702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.317972][  T702]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.318099][  T702]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.318225][  T702]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.318356][  T702]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.318491][  T702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.318619][  T702]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.318745][  T702]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.318872][  T702]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.319000][  T702]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.319127][  T702]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.319253][  T702]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.319390][  T702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.319547][  T702]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.319697][  T702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.319828][  T702]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.319955][  T702]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.320082][  T702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.320209][  T702]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.320340][  T702]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.320478][  T702]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.320607][  T702]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.320736][  T702]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.320864][  T702]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.320992][  T702]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.321122][  T702]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.321250][  T702]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.321389][  T702]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.321516][  T702]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.321643][  T702]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.321800][  T702]  ? move_addr_to_kernel (net/socket.c:258)
[   37.321929][  T702]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.322056][  T702]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.322185][  T702]  ___sys_sendmsg (net/socket.c:2752)
[   37.322311][  T702]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.322481][  T702]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.322621][  T702]  __sys_sendmsg (net/socket.c:2784)
[   37.322749][  T702]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.322876][  T702]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.323036][  T702]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   37.323164][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.323292][  T702]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.323431][  T702]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.323560][  T702]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.323686][  T702]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.323843][  T702] RIP: 0033:0x7ff5b32cd08e
[   37.323978][  T702] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.324437][  T702] RSP: 002b:00007ffcbee21010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.324630][  T702] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ff5b32cd08e
[   37.324820][  T702] RDX: 0000000000000000 RSI: 00007ffcbee210c0 RDI: 0000000000000005
[   37.325011][  T702] RBP: 00007ffcbee21020 R08: 0000000000000000 R09: 0000000000000000
[   37.325202][  T702] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47a
[   37.325402][  T702] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbee21790
| [   37.363378][  T704] ------------[ cut here ]------------
| [   37.363536][  T704] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/704
| [   37.363810][  T704] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.364407][  T704] Tainted: [W]=WARN
[   37.364512][  T704] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.364678][  T704] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.364853][  T704] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.365331][  T704] RSP: 0018:ffa000000120f4e8 EFLAGS: 00010286
[   37.365511][  T704] RAX: 00000000ffffffa6 RBX: ff1100000c4ee200 RCX: 1ff4000000241e63
[   37.365708][  T704] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4ee2bc
[   37.365909][  T704] RBP: ff11000009a11000 R08: 1fe220000189dc59 R09: ff11000012a70b80
[   37.366110][  T704] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   37.366307][  T704] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   37.366519][  T704] FS:  00007f2fd4aae100(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   37.366752][  T704] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.366919][  T704] CR2: 00000000004d6034 CR3: 000000000ed55006 CR4: 0000000000771ef0
[   37.367120][  T704] PKRU: 55555554
[   37.367220][  T704] Call Trace:
[   37.367320][  T704]  <TASK>
[   37.367402][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.367540][  T704]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   37.367674][  T704]  notifier_call_chain (kernel/notifier.c:85)
[   37.367814][  T704]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   37.367949][  T704]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   37.368085][  T704]  ethnl_set_features (net/ethtool/features.c:288)
[   37.368222][  T704]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.368364][  T704]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   37.368503][  T704]  ? __nla_validate_parse (lib/nlattr.c:635)
[   37.368638][  T704]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   37.368809][  T704]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   37.368943][  T704]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   37.369112][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.369247][  T704]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   37.369401][  T704]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   37.369538][  T704]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   37.369674][  T704]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   37.369841][  T704]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.370009][  T704]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   37.370145][  T704]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.370284][  T704]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   37.370429][  T704]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.370562][  T704]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   37.370698][  T704]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.370836][  T704]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.370969][  T704]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.371106][  T704]  genl_rcv (net/netlink/genetlink.c:1218)
[   37.371207][  T704]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.371637][  T704]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.371775][  T704]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.371910][  T704]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.372044][  T704]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.372180][  T704]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.372317][  T704]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.372465][  T704]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   37.372600][  T704]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   37.372745][  T704]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   37.372880][  T704]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.373049][  T704]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   37.373182][  T704]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   37.373316][  T704]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.373462][  T704]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.373595][  T704]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.373728][  T704]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.373892][  T704] RIP: 0033:0x7f2fd4b1f08e
[   37.374031][  T704] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.374522][  T704] RSP: 002b:00007ffc1a0a1410 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   37.374726][  T704] RAX: ffffffffffffffda RBX: 000000001320e010 RCX: 00007f2fd4b1f08e
[   37.374926][  T704] RDX: 0000000000000048 RSI: 000000001320e120 RDI: 0000000000000005
[   37.375125][  T704] RBP: 00007ffc1a0a1420 R08: 00007f2fd4cad980 R09: 000000000000000c
[   37.375323][  T704] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001320e0b0
[   37.375529][  T704] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   37.425170][  T705] ------------[ cut here ]------------
| [   37.425327][  T705] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/705
| [   37.426063][  T705] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.426657][  T705] Tainted: [W]=WARN
[   37.426757][  T705] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.426927][  T705] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.427105][  T705] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.427588][  T705] RSP: 0018:ffa000000121f4e8 EFLAGS: 00010286
[   37.427756][  T705] RAX: 00000000ffffffa6 RBX: ff11000008cd3540 RCX: 1ff4000000243e63
[   37.427956][  T705] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cd35fc
[   37.428152][  T705] RBP: ff11000009a11000 R08: 1fe220000119a6c1 R09: ff1100000e085180
[   37.428356][  T705] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   37.428558][  T705] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   37.428759][  T705] FS:  00007fd79a634100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   37.428993][  T705] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.429159][  T705] CR2: 00000000004d6034 CR3: 000000000e2f5003 CR4: 0000000000771ef0
[   37.429371][  T705] PKRU: 55555554
[   37.429474][  T705] Call Trace:
[   37.429574][  T705]  <TASK>
[   37.429644][  T705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.429782][  T705]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   37.429917][  T705]  notifier_call_chain (kernel/notifier.c:85)
[   37.430053][  T705]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   37.430186][  T705]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   37.430320][  T705]  ethnl_set_features (net/ethtool/features.c:288)
[   37.430466][  T705]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.430601][  T705]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   37.430739][  T705]  ? __nla_validate_parse (lib/nlattr.c:635)
[   37.430873][  T705]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   37.431041][  T705]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   37.431175][  T705]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   37.431348][  T705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.431487][  T705]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   37.431620][  T705]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   37.431758][  T705]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   37.431893][  T705]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   37.432056][  T705]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.432221][  T705]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   37.432363][  T705]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.432500][  T705]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   37.432635][  T705]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.432767][  T705]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   37.432901][  T705]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.433039][  T705]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.433171][  T705]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.433306][  T705]  genl_rcv (net/netlink/genetlink.c:1218)
[   37.433418][  T705]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.433553][  T705]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.433687][  T705]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.433823][  T705]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.433958][  T705]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.434092][  T705]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.434228][  T705]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.434373][  T705]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   37.434511][  T705]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   37.434659][  T705]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   37.434792][  T705]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.434960][  T705]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   37.435093][  T705]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   37.435225][  T705]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.435367][  T705]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.435503][  T705]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.435636][  T705]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.435804][  T705] RIP: 0033:0x7fd79a6a508e
[   37.435943][  T705] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.436430][  T705] RSP: 002b:00007fff59b29ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   37.436634][  T705] RAX: ffffffffffffffda RBX: 0000000025fb1010 RCX: 00007fd79a6a508e
[   37.436831][  T705] RDX: 000000000000004c RSI: 0000000025fb1120 RDI: 0000000000000005
[   37.437030][  T705] RBP: 00007fff59b29eb0 R08: 00007fd79a833980 R09: 000000000000000c
[   37.437247][  T705] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000025fb10b0
[   37.437460][  T705] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   37.911021][   T67] ------------[ cut here ]------------
| [   37.911293][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   37.911727][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.912687][   T67] Tainted: [W]=WARN
[   37.912870][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.913147][   T67] Workqueue: netns cleanup_net
[   37.913408][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.913695][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.914402][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   37.914678][   T67] RAX: 00000000ffffffa6 RBX: ff11000008cd2900 RCX: 1ff4000000090eed
[   37.914988][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cd29bc
[   37.915298][   T67] RBP: ff1100000a2d4000 R08: 1fe220000119a539 R09: ff110000090f8bd0
[   37.915629][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   37.915945][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.916261][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   37.916645][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.916917][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   37.917231][   T67] PKRU: 55555554
[   37.917440][   T67] Call Trace:
[   37.917625][   T67]  <TASK>
[   37.917769][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.918052][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   37.918319][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   37.918579][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   37.918813][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   37.919045][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   37.919275][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   37.919534][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.919779][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   37.920008][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.920242][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   37.920502][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   37.920734][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   37.920999][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.921261][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.921520][   T67]  process_one_work (kernel/workqueue.c:3314)
[   37.921765][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.921996][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.922233][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.922497][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.922727][   T67]  kthread (kernel/kthread.c:436)
[   37.922912][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.923187][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.923474][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.923739][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.924013][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.924242][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.924500][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.929736][   T67] ------------[ cut here ]------------
| [   37.930081][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   37.930512][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.931566][   T67] Tainted: [W]=WARN
[   37.931750][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.932151][   T67] Workqueue: netns cleanup_net
[   37.932413][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.932703][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.933542][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   37.933817][   T67] RAX: 00000000ffffffa6 RBX: ff11000008cd3a80 RCX: 1ff4000000090eed
[   37.934257][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cd3b3c
[   37.934600][   T67] RBP: ff11000007944000 R08: 1fe220000119a769 R09: ff110000090f8bd0
[   37.935045][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   37.935382][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.935700][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   37.936184][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.936476][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   37.936793][   T67] PKRU: 55555554
[   37.937098][   T67] Call Trace:
[   37.937281][   T67]  <TASK>
[   37.937448][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.937728][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   37.938118][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   37.938372][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   37.938604][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   37.938828][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   37.939178][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   37.939433][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.939664][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   37.939888][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.940241][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   37.940502][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   37.940732][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   37.940968][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.941317][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.941572][   T67]  process_one_work (kernel/workqueue.c:3314)
[   37.941808][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.942034][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.942414][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.942659][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.942890][   T67]  kthread (kernel/kthread.c:436)
[   37.943074][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.943491][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.943723][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.943956][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.944226][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.944481][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.944712][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.949090][   T67] ------------[ cut here ]------------
| [   37.949316][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   37.949777][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.950717][   T67] Tainted: [W]=WARN
[   37.950904][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.951458][   T67] Workqueue: netns cleanup_net
[   37.951701][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.952251][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.953101][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   37.953404][   T67] RAX: 00000000ffffffa6 RBX: ff11000005091700 RCX: 1ff4000000090eed
[   37.953724][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000050917bc
[   37.954051][   T67] RBP: ff1100000ea21000 R08: 1fe2200000a122f9 R09: ff110000090f8bd0
[   37.954397][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   37.954951][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.955417][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   37.956029][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.956303][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   37.956643][   T67] PKRU: 55555554
[   37.956827][   T67] Call Trace:
[   37.957016][   T67]  <TASK>
[   37.957161][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.957594][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   37.957868][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   37.958104][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   37.958338][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   37.958592][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   37.958824][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   37.959057][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.959294][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   37.959545][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.959782][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   37.960017][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   37.960628][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   37.960865][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.961096][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.961333][   T67]  process_one_work (kernel/workqueue.c:3314)
[   37.961599][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.961833][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.962108][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.962526][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.962758][   T67]  kthread (kernel/kthread.c:436)
[   37.962944][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.963220][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.963508][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.963860][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.964257][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.964649][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.964884][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.969683][   T67] ------------[ cut here ]------------
| [   37.969909][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   37.970313][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.971398][   T67] Tainted: [W]=WARN
[   37.971583][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.971859][   T67] Workqueue: netns cleanup_net
[   37.972096][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.972533][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.973217][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   37.973645][   T67] RAX: 00000000ffffffa6 RBX: ff11000005090580 RCX: 1ff4000000090eed
[   37.973959][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000509063c
[   37.974275][   T67] RBP: ff11000006201000 R08: 1fe2200000a120c9 R09: ff110000090f8bd0
[   37.974743][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   37.975059][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.975525][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   37.975892][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.976172][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   37.976642][   T67] PKRU: 55555554
[   37.976827][   T67] Call Trace:
[   37.977013][   T67]  <TASK>
[   37.977162][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.977464][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   37.977733][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   37.977962][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   37.978193][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   37.978566][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   37.978799][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   37.979037][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.979269][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   37.979638][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.979875][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   37.980105][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   37.980331][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   37.980709][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.980938][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.981179][   T67]  process_one_work (kernel/workqueue.c:3314)
[   37.981439][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   37.981790][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.982028][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   37.982266][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   37.982516][   T67]  kthread (kernel/kthread.c:436)
[   37.982823][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.983101][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.983330][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.983586][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   37.983981][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.984214][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   37.984468][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.989179][   T67] ------------[ cut here ]------------
| [   37.989413][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   37.989808][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   37.990862][   T67] Tainted: [W]=WARN
[   37.991171][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.991461][   T67] Workqueue: netns cleanup_net
[   37.991696][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.991978][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.992806][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   37.993205][   T67] RAX: 00000000ffffffa6 RBX: ff110000050911c0 RCX: 1ff4000000090eed
[   37.993547][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000509127c
[   37.993858][   T67] RBP: ff11000008b61000 R08: 1fe2200000a12251 R09: ff110000090f8bd0
[   37.994295][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   37.994637][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   37.994956][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   37.995459][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.995732][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   37.996173][   T67] PKRU: 55555554
[   37.996376][   T67] Call Trace:
[   37.996563][   T67]  <TASK>
[   37.996707][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   37.996993][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   37.997410][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   37.997646][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   37.997883][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   37.998114][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   37.998495][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   37.998732][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   37.998969][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   37.999197][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.999579][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   37.999814][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.000039][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.000272][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.000649][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.000882][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.001122][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.001370][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.001614][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.001853][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.002082][   T67]  kthread (kernel/kthread.c:436)
[   38.002278][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.002578][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.002814][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.003046][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.003465][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.003698][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.003932][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.037429][  T725] ------------[ cut here ]------------
| [   38.037585][  T725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/725
| [   38.037814][  T725] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.038397][  T725] Tainted: [W]=WARN
[   38.038499][  T725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.038662][  T725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.038835][  T725] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.039304][  T725] RSP: 0018:ffa00000012cfa80 EFLAGS: 00010286
[   38.039482][  T725] RAX: 00000000ffffffa6 RBX: ff1100000bb538c0 RCX: 1ff4000000259f16
[   38.039683][  T725] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb5397c
[   38.039884][  T725] RBP: ff1100000d6f9000 R08: 1fe220000176a731 R09: ff1100001731ae80
[   38.040083][  T725] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.040281][  T725] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6f9000
[   38.040558][  T725] FS:  00007f7107005840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   38.040791][  T725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.040956][  T725] CR2: 0000561705c5dd5c CR3: 000000000b4f3004 CR4: 0000000000771ef0
[   38.041154][  T725] PKRU: 55555554
[   38.041252][  T725] Call Trace:
[   38.041363][  T725]  <TASK>
[   38.041433][  T725]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.041566][  T725]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.041698][  T725]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.041798][  T725]  register_netdevice (net/core/dev.c:11488)
[   38.041933][  T725]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.042104][  T725]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   38.042235][  T725]  register_netdev (net/core/dev.c:11552)
[   38.042379][  T725]  loopback_net_init (drivers/net/loopback.c:218)
[   38.042513][  T725]  ops_init (net/core/net_namespace.c:137)
[   38.042613][  T725]  setup_net (net/core/net_namespace.c:446)
[   38.042714][  T725]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.042850][  T725]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.042984][  T725]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.043117][  T725]  copy_net_ns (net/core/net_namespace.c:579)
[   38.043250][  T725]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.043394][  T725]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.043527][  T725]  ksys_unshare (kernel/fork.c:3243)
[   38.043660][  T725]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.043794][  T725]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.043928][  T725]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.044062][  T725]  ? __ia32_sys_open (fs/open.c:1374)
[   38.044201][  T725]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.044332][  T725]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.044473][  T725]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.044603][  T725]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.044735][  T725]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.044870][  T725]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.045037][  T725] RIP: 0033:0x7f71072c7bcb
[   38.045175][  T725] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.045660][  T725] RSP: 002b:00007ffe4ef2a868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   38.045861][  T725] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f71072c7bcb
[   38.046062][  T725] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.046259][  T725] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.046464][  T725] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4ef2ca90
[   38.046662][  T725] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4ef2e889
| [   38.048527][   T67] ------------[ cut here ]------------
| [   38.048760][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.049182][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.050190][   T67] Tainted: [W]=WARN
[   38.050408][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.050715][   T67] Workqueue: netns cleanup_net
[   38.050970][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.051270][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.052024][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   38.052315][   T67] RAX: 00000000ffffffa6 RBX: ff11000005091540 RCX: 1ff4000000090eaf
[   38.052677][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000050915fc
[   38.053010][   T67] RBP: ff110000094ac000 R08: 1fe2200000a122c1 R09: ff110000090f8bd0
[   38.053371][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   38.053706][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a11000
[   38.054046][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.054452][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.054741][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.055075][   T67] PKRU: 55555554
[   38.055266][   T67] Call Trace:
[   38.055482][   T67]  <TASK>
[   38.055638][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.055883][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.056082][   T67]  netif_close_many (net/core/dev.c:1804)
[   38.056323][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.056591][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   38.056834][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.057128][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.057447][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.057690][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.057975][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.058215][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.058475][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.058764][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.059011][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   38.059258][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   38.059523][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.059763][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   38.060006][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   38.060251][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.060513][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.060763][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.061006][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.061248][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.061519][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.061762][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.062008][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.062259][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.062522][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.062771][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.063025][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.063263][   T67]  kthread (kernel/kthread.c:436)
[   38.063476][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.063762][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.064004][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.064245][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.064552][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.064796][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.065037][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.069131][   T67] ------------[ cut here ]------------
| [   38.069393][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.069818][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.070805][   T67] Tainted: [W]=WARN
[   38.071002][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.071286][   T67] Workqueue: netns cleanup_net
[   38.071559][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.071858][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.072606][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   38.072897][   T67] RAX: 00000000ffffffa6 RBX: ff1100000bb52740 RCX: 1ff4000000090eaf
[   38.073230][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb527fc
[   38.073589][   T67] RBP: ff11000009a11000 R08: 1fe220000176a501 R09: ff110000090f8bd0
[   38.073924][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   38.074257][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ccc000
[   38.074606][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.074982][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.075270][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.075636][   T67] PKRU: 55555554
[   38.075829][   T67] Call Trace:
[   38.076022][   T67]  <TASK>
[   38.076171][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.076437][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.076680][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.076878][   T67]  netif_close_many (net/core/dev.c:1804)
[   38.077116][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.077384][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   38.077627][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.077912][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.078198][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.078461][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.078745][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.078986][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.079224][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.079537][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.079781][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   38.080023][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   38.080261][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.080523][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   38.080764][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   38.081010][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.081244][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.081514][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.081757][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.081993][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.082232][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.082496][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.082740][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.082990][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.083230][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.083504][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.083755][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.083992][   T67]  kthread (kernel/kthread.c:436)
[   38.084182][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.084490][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.084734][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.084973][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.085255][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.085518][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.085776][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.089666][   T67] ------------[ cut here ]------------
| [   38.089900][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.090317][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.091306][   T67] Tainted: [W]=WARN
[   38.091521][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.091806][   T67] Workqueue: netns cleanup_net
[   38.092050][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.092370][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.093077][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   38.093381][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b751000 RCX: 1ff4000000090eaf
[   38.093707][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7510bc
[   38.094036][   T67] RBP: ff11000008ccc000 R08: 1fe22000016ea219 R09: ff110000090f8bd0
[   38.094384][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   38.094713][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   38.095042][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.095445][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.095726][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.096054][   T67] PKRU: 55555554
[   38.096242][   T67] Call Trace:
[   38.096457][   T67]  <TASK>
[   38.096606][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.096850][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.097086][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.097279][   T67]  netif_close_many (net/core/dev.c:1804)
[   38.097544][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.097782][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   38.098020][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.098303][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.098614][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.098860][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.099142][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.099403][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.099641][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.099925][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.100165][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   38.100431][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   38.100676][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.100915][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   38.101155][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   38.101419][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.101657][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.101900][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.102139][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.102400][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.102640][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.102875][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.103115][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.103385][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.103622][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.103869][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.104114][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.104378][   T67]  kthread (kernel/kthread.c:436)
[   38.104570][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.104852][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.105090][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.105327][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.105636][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.105873][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.106114][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.109869][   T67] ------------[ cut here ]------------
| [   38.110092][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.111214][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.112314][   T67] Tainted: [W]=WARN
[   38.112603][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.112950][   T67] Workqueue: netns cleanup_net
[   38.113266][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.113647][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.114441][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   38.114790][   T67] RAX: 00000000ffffffa6 RBX: ff1100000caed380 RCX: 1ff4000000090ed5
[   38.115187][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caed43c
[   38.115601][   T67] RBP: ff110000094ac000 R08: 1fe220000195da89 R09: ff110000090f8bd0
[   38.115992][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.116412][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.116809][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.117242][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.117618][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.118021][   T67] PKRU: 55555554
[   38.118275][   T67] Call Trace:
[   38.118559][   T67]  <TASK>
[   38.118779][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.119140][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.119506][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.119814][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.120281][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.120817][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   38.121099][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   38.121333][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.121617][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   38.121853][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   38.122090][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.122321][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.122591][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.122823][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.123050][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.123282][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.123544][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.123783][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.124023][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.124254][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.124527][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.124773][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.125005][   T67]  kthread (kernel/kthread.c:436)
[   38.125191][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.125496][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.125732][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.125966][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.126247][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.126506][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.126743][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.158720][   T67] ------------[ cut here ]------------
| [   38.158974][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.159394][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.160286][   T67] Tainted: [W]=WARN
[   38.160498][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.160776][   T67] Workqueue: netns cleanup_net
[   38.161013][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.161293][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.162013][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   38.162293][   T67] RAX: 00000000ffffffa6 RBX: ff1100000caed1c0 RCX: 1ff4000000090ed5
[   38.162635][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caed27c
[   38.162955][   T67] RBP: ff11000009a11000 R08: 1fe220000195da51 R09: ff110000090f8bd0
[   38.163275][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.163622][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.163949][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.164312][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.164612][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.164933][   T67] PKRU: 55555554
[   38.165116][   T67] Call Trace:
[   38.165300][   T67]  <TASK>
[   38.165471][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.165757][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.166029][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.166260][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.166516][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.166807][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   38.167045][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   38.167280][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.167544][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   38.167784][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   38.168020][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.168249][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.168510][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.168749][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.168981][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.169222][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.169475][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.169711][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.169958][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.170195][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.170472][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.170723][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.170967][   T67]  kthread (kernel/kthread.c:436)
[   38.171160][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.171465][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.171707][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.171948][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.172231][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.172487][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.172728][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.176995][   T67] ------------[ cut here ]------------
| [   38.177223][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.177649][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.178596][   T67] Tainted: [W]=WARN
[   38.178790][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.179078][   T67] Workqueue: netns cleanup_net
[   38.179324][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.179644][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.180370][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   38.180662][   T67] RAX: 00000000ffffffa6 RBX: ff110000132bdc40 RCX: 1ff4000000090ed5
[   38.180985][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132bdcfc
[   38.181303][   T67] RBP: ff11000008ccc000 R08: 1fe2200002657ba1 R09: ff110000090f8bd0
[   38.181649][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.181975][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.182298][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.182690][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.182969][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.183295][   T67] PKRU: 55555554
[   38.183504][   T67] Call Trace:
[   38.183690][   T67]  <TASK>
[   38.183837][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.184124][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.184427][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.184662][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.184895][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.185180][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   38.185447][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   38.185680][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.185914][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   38.186147][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   38.186444][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.186678][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.186916][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.187154][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.187405][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.187643][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.187876][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.188112][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.188379][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.188615][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.188862][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.189103][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.189334][   T67]  kthread (kernel/kthread.c:436)
[   38.189551][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.189830][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.190071][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.190306][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.190619][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.190858][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.191095][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.197416][  T725] ------------[ cut here ]------------
| [   38.197560][  T725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/725
| [   38.197782][  T725] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.198352][  T725] Tainted: [W]=WARN
[   38.198457][  T725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.198618][  T725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.198787][  T725] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.199253][  T725] RSP: 0018:ffa00000012cf918 EFLAGS: 00010286
[   38.199425][  T725] RAX: 00000000ffffffa6 RBX: ff1100000d401700 RCX: 1ff4000000259ee9
[   38.199621][  T725] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4017bc
[   38.199816][  T725] RBP: ff110000085b1000 R08: 1fe2200001a802f9 R09: ff1100001731ae80
[   38.200012][  T725] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.200209][  T725] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000085b1000
[   38.200423][  T725] FS:  00007f7107005840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   38.200651][  T725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.200814][  T725] CR2: 0000561705c5dd5c CR3: 000000000b4f3004 CR4: 0000000000771ef0
[   38.201013][  T725] PKRU: 55555554
[   38.201110][  T725] Call Trace:
[   38.201207][  T725]  <TASK>
[   38.201275][  T725]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.201414][  T725]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.201545][  T725]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.201644][  T725]  register_netdevice (net/core/dev.c:11488)
[   38.201776][  T725]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.201944][  T725]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   38.202076][  T725]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   38.202207][  T725]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   38.202337][  T725]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   38.202478][  T725]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   38.202607][  T725]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   38.202744][  T725]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   38.202878][  T725]  ops_init (net/core/net_namespace.c:137)
[   38.202977][  T725]  setup_net (net/core/net_namespace.c:446)
[   38.203080][  T725]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.203208][  T725]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.203337][  T725]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.203478][  T725]  copy_net_ns (net/core/net_namespace.c:579)
[   38.203610][  T725]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.203745][  T725]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.203875][  T725]  ksys_unshare (kernel/fork.c:3243)
[   38.204005][  T725]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.204137][  T725]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.204265][  T725]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.204407][  T725]  ? __ia32_sys_open (fs/open.c:1374)
[   38.204539][  T725]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.204672][  T725]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.204810][  T725]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.204940][  T725]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.205074][  T725]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.205204][  T725]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.205376][  T725] RIP: 0033:0x7f71072c7bcb
[   38.205519][  T725] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.205985][  T725] RSP: 002b:00007ffe4ef2a868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   38.206189][  T725] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f71072c7bcb
[   38.206393][  T725] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.206589][  T725] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.206782][  T725] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4ef2ca90
[   38.206974][  T725] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4ef2e889
| [   38.210892][  T725] ------------[ cut here ]------------
| [   38.211029][  T725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/725
| [   38.211254][  T725] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.211834][  T725] Tainted: [W]=WARN
[   38.211933][  T725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.212096][  T725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.212269][  T725] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.212750][  T725] RSP: 0018:ffa00000012cf8f8 EFLAGS: 00010286
[   38.212917][  T725] RAX: 00000000ffffffa6 RBX: ff11000009a7bc40 RCX: 1ff4000000259ee5
[   38.213115][  T725] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a7bcfc
[   38.213311][  T725] RBP: ff1100000e894000 R08: 1fe220000134f7a1 R09: ff1100001731ae80
[   38.213519][  T725] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.213716][  T725] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e894000
[   38.213914][  T725] FS:  00007f7107005840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   38.214146][  T725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.214313][  T725] CR2: 0000561705c5dd5c CR3: 000000000b4f3004 CR4: 0000000000771ef0
[   38.214520][  T725] PKRU: 55555554
[   38.214619][  T725] Call Trace:
[   38.214716][  T725]  <TASK>
[   38.214784][  T725]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.214916][  T725]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.215050][  T725]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.215154][  T725]  register_netdevice (net/core/dev.c:11488)
[   38.215288][  T725]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.215460][  T725]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   38.215594][  T725]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   38.215728][  T725]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   38.215861][  T725]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   38.215999][  T725]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   38.216134][  T725]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   38.216269][  T725]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   38.216416][  T725]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   38.216550][  T725]  vti_init_net (net/ipv4/ip_vti.c:517)
[   38.216681][  T725]  ops_init (net/core/net_namespace.c:137)
[   38.216783][  T725]  setup_net (net/core/net_namespace.c:446)
[   38.216884][  T725]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.217016][  T725]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.217150][  T725]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.217290][  T725]  copy_net_ns (net/core/net_namespace.c:579)
[   38.217432][  T725]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.217567][  T725]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.217699][  T725]  ksys_unshare (kernel/fork.c:3243)
[   38.217832][  T725]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.217965][  T725]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.218101][  T725]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.218234][  T725]  ? __ia32_sys_open (fs/open.c:1374)
[   38.218377][  T725]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.218508][  T725]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.218640][  T725]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.218772][  T725]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.218903][  T725]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.219034][  T725]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.219200][  T725] RIP: 0033:0x7f71072c7bcb
[   38.219338][  T725] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.219814][  T725] RSP: 002b:00007ffe4ef2a868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   38.220020][  T725] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f71072c7bcb
[   38.220215][  T725] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.220419][  T725] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.220615][  T725] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4ef2ca90
[   38.220810][  T725] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4ef2e889
| [   38.224951][  T725] ------------[ cut here ]------------
| [   38.225088][  T725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/725
| [   38.225315][  T725] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.225887][  T725] Tainted: [W]=WARN
[   38.225986][  T725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.226152][  T725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.226321][  T725] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.226789][  T725] RSP: 0018:ffa00000012cfa78 EFLAGS: 00010286
[   38.226956][  T725] RAX: 00000000ffffffa6 RBX: ff11000017693c40 RCX: 1ff4000000259f15
[   38.227151][  T725] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017693cfc
[   38.227350][  T725] RBP: ff11000009694000 R08: 1fe2200002ed27a1 R09: ff1100001731ae80
[   38.227548][  T725] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.227744][  T725] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009694000
[   38.227940][  T725] FS:  00007f7107005840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   38.228170][  T725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.228332][  T725] CR2: 0000561705c5dd5c CR3: 000000000b4f3004 CR4: 0000000000771ef0
[   38.228538][  T725] PKRU: 55555554
[   38.228635][  T725] Call Trace:
[   38.228731][  T725]  <TASK>
[   38.228797][  T725]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.228927][  T725]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.229056][  T725]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.229156][  T725]  register_netdevice (net/core/dev.c:11488)
[   38.229287][  T725]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.229460][  T725]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.229595][  T725]  register_netdev (net/core/dev.c:11552)
[   38.229725][  T725]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   38.229858][  T725]  ops_init (net/core/net_namespace.c:137)
[   38.229959][  T725]  setup_net (net/core/net_namespace.c:446)
[   38.230057][  T725]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.230185][  T725]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.230315][  T725]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.230462][  T725]  copy_net_ns (net/core/net_namespace.c:579)
[   38.230595][  T725]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.230727][  T725]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.230857][  T725]  ksys_unshare (kernel/fork.c:3243)
[   38.230989][  T725]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.231119][  T725]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.231248][  T725]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.231390][  T725]  ? __ia32_sys_open (fs/open.c:1374)
[   38.231520][  T725]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.231649][  T725]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.231778][  T725]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.231906][  T725]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.232038][  T725]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.232166][  T725]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.232327][  T725] RIP: 0033:0x7f71072c7bcb
[   38.232475][  T725] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.232933][  T725] RSP: 002b:00007ffe4ef2a868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   38.233129][  T725] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f71072c7bcb
[   38.233323][  T725] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.233539][  T725] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.233730][  T725] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4ef2ca90
[   38.233923][  T725] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4ef2e889
| [   38.238455][  T725] ------------[ cut here ]------------
| [   38.238590][  T725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/725
| [   38.238811][  T725] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.239899][  T725] Tainted: [W]=WARN
[   38.239999][  T725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.240160][  T725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.240329][  T725] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.240852][  T725] RSP: 0018:ffa00000012cfa68 EFLAGS: 00010286
[   38.241015][  T725] RAX: 00000000ffffffa6 RBX: ff110000133cc040 RCX: 1ff4000000259f13
[   38.241209][  T725] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cc0fc
[   38.241463][  T725] RBP: ff1100000fed4000 R08: 1fe2200002679821 R09: ff1100001731ae80
[   38.241711][  T725] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.241910][  T725] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fed4000
[   38.242106][  T725] FS:  00007f7107005840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   38.242333][  T725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.242556][  T725] CR2: 0000561705c5dd5c CR3: 000000000b4f3004 CR4: 0000000000771ef0
[   38.242749][  T725] PKRU: 55555554
[   38.242846][  T725] Call Trace:
[   38.242943][  T725]  <TASK>
[   38.243010][  T725]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.243194][  T725]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.243326][  T725]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.243485][  T725]  register_netdevice (net/core/dev.c:11488)
[   38.243617][  T725]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.243781][  T725]  register_netdev (net/core/dev.c:11552)
[   38.243910][  T725]  sit_init_net (net/ipv6/sit.c:1860)
[   38.244043][  T725]  ops_init (net/core/net_namespace.c:137)
[   38.244145][  T725]  setup_net (net/core/net_namespace.c:446)
[   38.244243][  T725]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.244432][  T725]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.244564][  T725]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.244696][  T725]  copy_net_ns (net/core/net_namespace.c:579)
[   38.244828][  T725]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.244960][  T725]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.245091][  T725]  ksys_unshare (kernel/fork.c:3243)
[   38.245220][  T725]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.245410][  T725]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.245538][  T725]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.245669][  T725]  ? __ia32_sys_open (fs/open.c:1374)
[   38.245800][  T725]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.245929][  T725]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.246060][  T725]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.246188][  T725]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.246316][  T725]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.246507][  T725]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.246665][  T725] RIP: 0033:0x7f71072c7bcb
[   38.246800][  T725] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.247258][  T725] RSP: 002b:00007ffe4ef2a868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   38.247508][  T725] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f71072c7bcb
[   38.247701][  T725] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.247891][  T725] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.248084][  T725] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4ef2ca90
[   38.248276][  T725] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4ef2e889
| [   38.253204][  T725] ------------[ cut here ]------------
| [   38.253369][  T725] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/725
| [   38.253600][  T725] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.254172][  T725] Tainted: [W]=WARN
[   38.254272][  T725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.254449][  T725] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.254620][  T725] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.255088][  T725] RSP: 0018:ffa00000012cfa78 EFLAGS: 00010286
[   38.255254][  T725] RAX: 00000000ffffffa6 RBX: ff110000021ef540 RCX: 1ff4000000259f15
[   38.255461][  T725] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ef5fc
[   38.255658][  T725] RBP: ff1100000a3ac000 R08: 1fe220000043dec1 R09: ff1100001731ae80
[   38.255856][  T725] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   38.256051][  T725] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3ac000
[   38.256248][  T725] FS:  00007f7107005840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   38.256493][  T725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.256661][  T725] CR2: 00007fd0d4b73888 CR3: 000000000b4f3003 CR4: 0000000000771ef0
[   38.256859][  T725] PKRU: 55555554
[   38.256957][  T725] Call Trace:
[   38.257057][  T725]  <TASK>
[   38.257125][  T725]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.257257][  T725]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.257397][  T725]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.257500][  T725]  register_netdevice (net/core/dev.c:11488)
[   38.257633][  T725]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.257795][  T725]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.257929][  T725]  register_netdev (net/core/dev.c:11552)
[   38.258060][  T725]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   38.258192][  T725]  ops_init (net/core/net_namespace.c:137)
[   38.258293][  T725]  setup_net (net/core/net_namespace.c:446)
[   38.258404][  T725]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.258534][  T725]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.258663][  T725]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.258795][  T725]  copy_net_ns (net/core/net_namespace.c:579)
[   38.258927][  T725]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.259060][  T725]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.259190][  T725]  ksys_unshare (kernel/fork.c:3243)
[   38.259324][  T725]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.259466][  T725]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.259598][  T725]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.259729][  T725]  ? __ia32_sys_open (fs/open.c:1374)
[   38.259861][  T725]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.259991][  T725]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.260121][  T725]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.260250][  T725]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.260393][  T725]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.260525][  T725]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.260686][  T725] RIP: 0033:0x7f71072c7bcb
[   38.260822][  T725] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.261291][  T725] RSP: 002b:00007ffe4ef2a868 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   38.261498][  T725] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f71072c7bcb
[   38.261694][  T725] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.261888][  T725] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.262086][  T725] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4ef2ca90
[   38.262279][  T725] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4ef2e889
| [   38.284327][   T67] ------------[ cut here ]------------
| [   38.284512][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.284790][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.285441][   T67] Tainted: [W]=WARN
[   38.285577][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.285771][   T67] Workqueue: netns cleanup_net
[   38.285942][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.286175][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.286721][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   38.286915][   T67] RAX: 00000000ffffffa6 RBX: ff1100000619a200 RCX: 1ff4000000090eed
[   38.287137][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000619a2bc
[   38.287377][   T67] RBP: ff1100000d729000 R08: 1fe2200000c33459 R09: ff110000090f8bd0
[   38.287599][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.287820][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.288046][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.288300][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.288518][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.288739][   T67] PKRU: 55555554
[   38.288872][   T67] Call Trace:
[   38.289008][   T67]  <TASK>
[   38.289115][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.289314][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.289526][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   38.289697][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   38.289868][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.290033][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   38.290198][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.290387][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.290558][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.290723][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.290893][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.291063][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.291226][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.291445][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.291613][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.291782][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.291954][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.292120][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.292302][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.292495][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.292659][   T67]  kthread (kernel/kthread.c:436)
[   38.292795][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.292990][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.293155][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.293323][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.293537][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.293709][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.293875][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.296516][   T67] ------------[ cut here ]------------
| [   38.296681][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.296956][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.297604][   T67] Tainted: [W]=WARN
[   38.297737][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.297929][   T67] Workqueue: netns cleanup_net
[   38.298099][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.298297][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.298775][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   38.298969][   T67] RAX: 00000000ffffffa6 RBX: ff11000008d2ce40 RCX: 1ff4000000090eed
[   38.299188][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008d2cefc
[   38.299432][   T67] RBP: ff1100000b80c000 R08: 1fe22000011a59e1 R09: ff110000090f8bd0
[   38.299650][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.299867][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.300087][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.300336][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.300556][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.300776][   T67] PKRU: 55555554
[   38.300908][   T67] Call Trace:
[   38.301042][   T67]  <TASK>
[   38.301148][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.301361][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.301559][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   38.301725][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   38.301891][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.302052][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   38.302217][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.302404][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.302572][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.302732][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.302904][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.303071][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.303233][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.303421][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.303585][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.303750][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.303917][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.304081][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.304253][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.304444][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.304610][   T67]  kthread (kernel/kthread.c:436)
[   38.304747][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.304941][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.305106][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.305271][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.305490][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.305656][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.305821][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.308497][   T67] ------------[ cut here ]------------
| [   38.308660][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.308935][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.309582][   T67] Tainted: [W]=WARN
[   38.309718][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.309911][   T67] Workqueue: netns cleanup_net
[   38.310081][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.310278][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.311166][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   38.311380][   T67] RAX: 00000000ffffffa6 RBX: ff11000009a7a3c0 RCX: 1ff4000000090eed
[   38.311600][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a7a47c
[   38.311825][   T67] RBP: ff11000016ba1000 R08: 1fe220000134f491 R09: ff110000090f8bd0
[   38.312042][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.312262][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.312511][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.312765][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.312969][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.313192][   T67] PKRU: 55555554
[   38.313326][   T67] Call Trace:
[   38.313481][   T67]  <TASK>
[   38.313588][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.313785][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.313981][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   38.314148][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   38.314315][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.314502][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   38.314671][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.314839][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.315009][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.315173][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.315357][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.315535][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.315699][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.315865][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.316031][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.316200][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.316389][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.316554][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.316725][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.316894][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.317059][   T67]  kthread (kernel/kthread.c:436)
[   38.317196][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.317412][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.317579][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.317747][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.317944][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.318111][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.318276][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.320722][   T67] ------------[ cut here ]------------
| [   38.320880][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   38.321155][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.322278][   T67] Tainted: [W]=WARN
[   38.322479][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.322717][   T67] Workqueue: netns cleanup_net
[   38.322933][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.323180][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.323718][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   38.323956][   T67] RAX: 00000000ffffffa6 RBX: ff11000009a7b700 RCX: 1ff4000000090eed
[   38.324219][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a7b7bc
[   38.324505][   T67] RBP: ff11000015cc4000 R08: 1fe220000134f6f9 R09: ff110000090f8bd0
[   38.324776][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.325041][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.325308][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.325627][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.325867][   T67] CR2: 00007fffa8daea88 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   38.326134][   T67] PKRU: 55555554
[   38.326311][   T67] Call Trace:
[   38.326511][   T67]  <TASK>
[   38.326711][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.327002][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.327296][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   38.327574][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   38.327831][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.328083][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   38.328340][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.328682][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.328939][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.329148][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.329385][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.329602][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.329810][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.330020][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.330229][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.330462][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.330680][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.330891][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.331108][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.331320][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.331552][   T67]  kthread (kernel/kthread.c:436)
[   38.331732][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.331971][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.332181][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.332413][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.332661][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.332873][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.333082][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.335935][   T67] ------------[ cut here ]------------
| [   38.336071][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   38.336303][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.336868][   T67] Tainted: [W]=WARN
[   38.336958][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.337107][   T67] Workqueue: netns cleanup_net
[   38.337230][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.337401][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.337824][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   38.337973][   T67] RAX: 00000000ffffffa6 RBX: ff11000012e22740 RCX: 1ff4000000090eed
[   38.338151][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e227fc
[   38.338327][   T67] RBP: ff1100000fd54000 R08: 1fe22000025c4501 R09: ff110000090f8bd0
[   38.338523][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.338697][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.338875][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.339084][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.339234][   T67] CR2: 00000000004eb8c0 CR3: 000000000d7e1004 CR4: 0000000000771ef0
[   38.339423][   T67] PKRU: 55555554
[   38.339514][   T67] Call Trace:
[   38.339602][   T67]  <TASK>
[   38.339665][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.339821][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.339971][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   38.340089][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   38.340210][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.340326][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   38.340456][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.340575][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   38.340700][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.340816][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.340941][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.341060][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.341178][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.341300][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.341428][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.341548][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.341669][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.341786][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.341908][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.342031][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.342147][   T67]  kthread (kernel/kthread.c:436)
[   38.342236][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.342396][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.342513][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.342632][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.342779][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.342900][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.343017][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.353915][  T726] ------------[ cut here ]------------
| [   38.354059][  T726] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/726
| [   38.354285][  T726] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.354868][  T726] Tainted: [W]=WARN
[   38.354967][  T726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.355130][  T726] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.355299][  T726] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.355777][  T726] RSP: 0018:ffa00000012df020 EFLAGS: 00010286
[   38.355941][  T726] RAX: 00000000ffffffa6 RBX: ff11000009a7b1c0 RCX: 1ff400000025bdca
[   38.356135][  T726] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a7b27c
[   38.356329][  T726] RBP: ff1100000d6f9000 R08: 1fe220000134f651 R09: ff11000015cbd158
[   38.356533][  T726] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   38.356731][  T726] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   38.356928][  T726] FS:  00007ff0024c1840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.357155][  T726] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.357317][  T726] CR2: 00007ff0027911a0 CR3: 000000000d7e1004 CR4: 0000000000771ef0
[   38.357523][  T726] PKRU: 55555554
[   38.357619][  T726] Call Trace:
[   38.357716][  T726]  <TASK>
[   38.357783][  T726]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.357916][  T726]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.358017][  T726]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.358146][  T726]  __dev_notify_flags (net/core/dev.c:9787)
[   38.358277][  T726]  ? netif_change_name (net/core/dev.c:1495)
[   38.358415][  T726]  ? __dev_change_flags (net/core/dev.c:9752)
[   38.358546][  T726]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   38.358678][  T726]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.358812][  T726]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   38.358945][  T726]  netif_change_flags (net/core/dev.c:9820)
[   38.359077][  T726]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   38.359207][  T726]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   38.359339][  T726]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.359480][  T726]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.359645][  T726]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.359777][  T726]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.359906][  T726]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.360036][  T726]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.360168][  T726]  ? __kernel_text_address (kernel/extable.c:79)
[   38.360299][  T726]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.360442][  T726]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.360572][  T726]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.360701][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.360829][  T726]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.360959][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.361089][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.361218][  T726]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.361353][  T726]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   38.361491][  T726]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.361624][  T726]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.361755][  T726]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.361888][  T726]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.362020][  T726]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.362153][  T726]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.362283][  T726]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.362424][  T726]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.362553][  T726]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.362687][  T726]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.362819][  T726]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.362948][  T726]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.363080][  T726]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.363212][  T726]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.363348][  T726]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.363486][  T726]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.363619][  T726]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.363748][  T726]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.363876][  T726]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.364009][  T726]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.364138][  T726]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.364269][  T726]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.364467][  T726]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.364654][  T726]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.364791][  T726]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.364921][  T726]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.365055][  T726]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.365185][  T726]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.365317][  T726]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.365514][  T726]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.365647][  T726]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.365780][  T726]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.365913][  T726]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.366045][  T726]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.366177][  T726]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.366340][  T726]  ? move_addr_to_kernel (net/socket.c:258)
[   38.366538][  T726]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.366669][  T726]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.366858][  T726]  ___sys_sendmsg (net/socket.c:2752)
[   38.366990][  T726]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.367153][  T726]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.367295][  T726]  __sys_sendmsg (net/socket.c:2784)
[   38.367491][  T726]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.367622][  T726]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.367785][  T726]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.367918][  T726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.368050][  T726]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.368180][  T726]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.368309][  T726]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.368503][  T726]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.368666][  T726] RIP: 0033:0x7ff0026fb08e
[   38.368804][  T726] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.369272][  T726] RSP: 002b:00007ffdd06744d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.369529][  T726] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff0026fb08e
[   38.369725][  T726] RDX: 0000000000000000 RSI: 00007ffdd0674580 RDI: 0000000000000005
[   38.369922][  T726] RBP: 00007ffdd06744e0 R08: 0000000000000000 R09: 0000000000000000
[   38.370117][  T726] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47b
[   38.370312][  T726] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd0674c50
| [   38.372947][   T67] ------------[ cut here ]------------
| [   38.373082][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   38.373360][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.373946][   T67] Tainted: [W]=WARN
[   38.374043][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.374200][   T67] Workqueue: netns cleanup_net
[   38.374332][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.374514][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.374958][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   38.375116][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ebd5540 RCX: 1ff4000000090eaf
[   38.375303][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebd55fc
[   38.375502][   T67] RBP: ff11000009bac000 R08: 1fe2200001d7aac1 R09: ff110000090f8bd0
[   38.375688][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   38.375871][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   38.376058][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   38.376277][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.376446][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59003 CR4: 0000000000771ef0
[   38.376633][   T67] PKRU: 55555554
[   38.376726][   T67] Call Trace:
[   38.376819][   T67]  <TASK>
[   38.376885][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.377014][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.377109][   T67]  netif_close_many (net/core/dev.c:1804)
[   38.377233][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.377368][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   38.377507][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.377662][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.377817][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.377942][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.378067][   T67]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   38.378190][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.378353][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.378491][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   38.378617][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   38.378746][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.378871][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   38.379001][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   38.379129][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.379250][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.379386][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.379511][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.379635][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.379758][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.379885][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.380010][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.380136][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.380259][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.380398][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.380527][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.380650][   T67]  kthread (kernel/kthread.c:436)
[   38.380743][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.380897][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.381021][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.381146][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.381300][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.381436][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.381559][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.383775][   T67] ------------[ cut here ]------------
| [   38.383898][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   38.384131][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.385132][   T67] Tainted: [W]=WARN
[   38.385222][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.385387][   T67] Workqueue: netns cleanup_net
[   38.385514][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.385669][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.386103][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   38.386253][   T67] RAX: 00000000ffffffa6 RBX: ff110000132b4c80 RCX: 1ff4000000090ed5
[   38.386445][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b4d3c
[   38.386622][   T67] RBP: ff11000009bac000 R08: 1fe22000026569a9 R09: ff110000090f8bd0
[   38.386798][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.386982][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.387162][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   38.387379][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.387532][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59003 CR4: 0000000000771ef0
[   38.387710][   T67] PKRU: 55555554
[   38.387799][   T67] Call Trace:
[   38.387889][   T67]  <TASK>
[   38.387952][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.388106][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.388259][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.388394][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   38.388517][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   38.388636][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   38.388755][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   38.388876][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   38.388998][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   38.389116][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.389239][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   38.389371][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   38.389490][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   38.389614][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.389732][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.389853][   T67]  process_one_work (kernel/workqueue.c:3314)
[   38.389977][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   38.390099][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.390223][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   38.390352][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   38.390480][   T67]  kthread (kernel/kthread.c:436)
[   38.390570][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   38.390719][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.390839][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   38.390959][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   38.391108][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   38.391227][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   38.391352][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   38.505273][  T729] ------------[ cut here ]------------
| [   38.505469][  T729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/729
| [   38.505716][  T729] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.506312][  T729] Tainted: [W]=WARN
[   38.506426][  T729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.506595][  T729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.506772][  T729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.507253][  T729] RSP: 0018:ffa000000130fa80 EFLAGS: 00010286
[   38.507436][  T729] RAX: 00000000ffffffa6 RBX: ff11000005090c80 RCX: 1ff4000000261f16
[   38.507639][  T729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005090d3c
[   38.507845][  T729] RBP: ff1100000a2c4000 R08: 1fe2200000a121a9 R09: ff1100000f908b80
[   38.508046][  T729] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.508246][  T729] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2c4000
[   38.508464][  T729] FS:  00007fe77ad9c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.508706][  T729] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.508876][  T729] CR2: 00007fe77af9dc20 CR3: 00000000169bf004 CR4: 0000000000771ef0
[   38.509082][  T729] PKRU: 55555554
[   38.509186][  T729] Call Trace:
[   38.509289][  T729]  <TASK>
[   38.509368][  T729]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.509507][  T729]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.509645][  T729]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.509750][  T729]  register_netdevice (net/core/dev.c:11488)
[   38.509887][  T729]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.510061][  T729]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   38.510197][  T729]  register_netdev (net/core/dev.c:11552)
[   38.510333][  T729]  loopback_net_init (drivers/net/loopback.c:218)
[   38.510481][  T729]  ops_init (net/core/net_namespace.c:137)
[   38.510585][  T729]  setup_net (net/core/net_namespace.c:446)
[   38.510688][  T729]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.510822][  T729]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.510960][  T729]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.511098][  T729]  copy_net_ns (net/core/net_namespace.c:579)
[   38.511236][  T729]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.511385][  T729]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.511522][  T729]  ksys_unshare (kernel/fork.c:3243)
[   38.511658][  T729]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.511796][  T729]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.511932][  T729]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.512069][  T729]  ? __ia32_sys_open (fs/open.c:1374)
[   38.512209][  T729]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.512347][  T729]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.512489][  T729]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.512625][  T729]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.512762][  T729]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.512899][  T729]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.513069][  T729] RIP: 0033:0x7fe77b05ebcb
[   38.513215][  T729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.513800][  T729] RSP: 002b:00007ffcc970dfd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   38.514006][  T729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe77b05ebcb
[   38.514209][  T729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.514509][  T729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.514715][  T729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc9710200
[   38.514916][  T729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc9711889
| [   38.519499][  T729] ------------[ cut here ]------------
| [   38.519655][  T729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/729
| [   38.519885][  T729] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.520484][  T729] Tainted: [W]=WARN
[   38.520585][  T729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.520753][  T729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.520928][  T729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.521417][  T729] RSP: 0018:ffa000000130f918 EFLAGS: 00010286
[   38.521586][  T729] RAX: 00000000ffffffa6 RBX: ff11000008d2da80 RCX: 1ff4000000261ee9
[   38.521785][  T729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008d2db3c
[   38.521987][  T729] RBP: ff11000015cc1000 R08: 1fe22000011a5b69 R09: ff1100000f908b80
[   38.522192][  T729] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.522429][  T729] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015cc1000
[   38.522631][  T729] FS:  00007fe77ad9c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.522866][  T729] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.523037][  T729] CR2: 00007fe77af9dc20 CR3: 00000000169bf004 CR4: 0000000000771ef0
[   38.523240][  T729] PKRU: 55555554
[   38.523341][  T729] Call Trace:
[   38.523453][  T729]  <TASK>
[   38.523522][  T729]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.523657][  T729]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.523791][  T729]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.523896][  T729]  register_netdevice (net/core/dev.c:11488)
[   38.524032][  T729]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.524201][  T729]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   38.524338][  T729]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   38.524486][  T729]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   38.524620][  T729]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   38.524757][  T729]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   38.524893][  T729]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   38.525029][  T729]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   38.525166][  T729]  ops_init (net/core/net_namespace.c:137)
[   38.525268][  T729]  setup_net (net/core/net_namespace.c:446)
[   38.525379][  T729]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.525513][  T729]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.525648][  T729]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.525787][  T729]  copy_net_ns (net/core/net_namespace.c:579)
[   38.525927][  T729]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.526066][  T729]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.526201][  T729]  ksys_unshare (kernel/fork.c:3243)
[   38.526337][  T729]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.526512][  T729]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.526647][  T729]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.526784][  T729]  ? __ia32_sys_open (fs/open.c:1374)
[   38.526920][  T729]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.527052][  T729]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.527186][  T729]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.527321][  T729]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.527464][  T729]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.527598][  T729]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.527764][  T729] RIP: 0033:0x7fe77b05ebcb
[   38.527906][  T729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.528392][  T729] RSP: 002b:00007ffcc970dfd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   38.528593][  T729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe77b05ebcb
[   38.528795][  T729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.528993][  T729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.529189][  T729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc9710200
[   38.529398][  T729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc9711889
| [   38.533286][  T729] ------------[ cut here ]------------
| [   38.533449][  T729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/729
| [   38.533684][  T729] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.534272][  T729] Tainted: [W]=WARN
[   38.534384][  T729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.534555][  T729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.534733][  T729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.535214][  T729] RSP: 0018:ffa000000130f8f8 EFLAGS: 00010286
[   38.535393][  T729] RAX: 00000000ffffffa6 RBX: ff1100000d464ac0 RCX: 1ff4000000261ee5
[   38.535598][  T729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d464b7c
[   38.535800][  T729] RBP: ff11000012f41000 R08: 1fe2200001a8c971 R09: ff1100000f908b80
[   38.536004][  T729] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.536206][  T729] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012f41000
[   38.536423][  T729] FS:  00007fe77ad9c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.536661][  T729] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.536833][  T729] CR2: 00007fe77af9dc20 CR3: 00000000169bf004 CR4: 0000000000771ef0
[   38.537037][  T729] PKRU: 55555554
[   38.537141][  T729] Call Trace:
[   38.537242][  T729]  <TASK>
[   38.537313][  T729]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.537459][  T729]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.537596][  T729]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.537700][  T729]  register_netdevice (net/core/dev.c:11488)
[   38.537838][  T729]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.538009][  T729]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   38.538148][  T729]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   38.538284][  T729]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   38.538432][  T729]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   38.538569][  T729]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   38.538706][  T729]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   38.538844][  T729]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   38.538981][  T729]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   38.539119][  T729]  vti_init_net (net/ipv4/ip_vti.c:517)
[   38.539255][  T729]  ops_init (net/core/net_namespace.c:137)
[   38.539362][  T729]  setup_net (net/core/net_namespace.c:446)
[   38.539474][  T729]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.539609][  T729]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.539747][  T729]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.539885][  T729]  copy_net_ns (net/core/net_namespace.c:579)
[   38.540024][  T729]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.540162][  T729]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.540299][  T729]  ksys_unshare (kernel/fork.c:3243)
[   38.540449][  T729]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.540585][  T729]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.540722][  T729]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.540858][  T729]  ? __ia32_sys_open (fs/open.c:1374)
[   38.540996][  T729]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.541128][  T729]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.541262][  T729]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.541407][  T729]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.541546][  T729]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.541683][  T729]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.541851][  T729] RIP: 0033:0x7fe77b05ebcb
[   38.541993][  T729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.542487][  T729] RSP: 002b:00007ffcc970dfd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   38.542691][  T729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe77b05ebcb
[   38.542893][  T729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.543094][  T729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.543296][  T729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc9710200
[   38.543511][  T729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc9711889
| [   38.548647][  T729] ------------[ cut here ]------------
| [   38.548796][  T729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/729
| [   38.549034][  T729] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.549627][  T729] Tainted: [W]=WARN
[   38.549728][  T729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.549896][  T729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.550072][  T729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.550562][  T729] RSP: 0018:ffa000000130fa78 EFLAGS: 00010286
[   38.550732][  T729] RAX: 00000000ffffffa6 RBX: ff1100000ebc2900 RCX: 1ff4000000261f15
[   38.550930][  T729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc29bc
[   38.551131][  T729] RBP: ff11000015814000 R08: 1fe2200001d78539 R09: ff1100000f908b80
[   38.551331][  T729] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.551543][  T729] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015814000
[   38.551744][  T729] FS:  00007fe77ad9c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.551980][  T729] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.552148][  T729] CR2: 00007fe77af9dc20 CR3: 00000000169bf004 CR4: 0000000000771ef0
[   38.552351][  T729] PKRU: 55555554
[   38.552457][  T729] Call Trace:
[   38.552559][  T729]  <TASK>
[   38.552628][  T729]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.552763][  T729]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.552897][  T729]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.553001][  T729]  register_netdevice (net/core/dev.c:11488)
[   38.553137][  T729]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.553303][  T729]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.553451][  T729]  register_netdev (net/core/dev.c:11552)
[   38.553585][  T729]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   38.553722][  T729]  ops_init (net/core/net_namespace.c:137)
[   38.553826][  T729]  setup_net (net/core/net_namespace.c:446)
[   38.553928][  T729]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.554062][  T729]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.554195][  T729]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.554331][  T729]  copy_net_ns (net/core/net_namespace.c:579)
[   38.554478][  T729]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.554616][  T729]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.554750][  T729]  ksys_unshare (kernel/fork.c:3243)
[   38.554884][  T729]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.555018][  T729]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.555151][  T729]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.555287][  T729]  ? __ia32_sys_open (fs/open.c:1374)
[   38.555490][  T729]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.555626][  T729]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.555760][  T729]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.555893][  T729]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.556027][  T729]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.556160][  T729]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.556327][  T729] RIP: 0033:0x7fe77b05ebcb
[   38.556534][  T729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.557100][  T729] RSP: 002b:00007ffcc970dfd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   38.557303][  T729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe77b05ebcb
[   38.557567][  T729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.557768][  T729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.557966][  T729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc9710200
[   38.558168][  T729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc9711889
| [   38.569304][  T729] ------------[ cut here ]------------
| [   38.569476][  T729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/729
| [   38.569710][  T729] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.570304][  T729] Tainted: [W]=WARN
[   38.570418][  T729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.570587][  T729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.570764][  T729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.571248][  T729] RSP: 0018:ffa000000130fa68 EFLAGS: 00010286
[   38.571430][  T729] RAX: 00000000ffffffa6 RBX: ff1100000c5a2040 RCX: 1ff4000000261f13
[   38.571632][  T729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a20fc
[   38.571834][  T729] RBP: ff11000009a14000 R08: 1fe22000018b4421 R09: ff1100000f908b80
[   38.572038][  T729] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.572239][  T729] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a14000
[   38.572454][  T729] FS:  00007fe77ad9c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   38.572692][  T729] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.572863][  T729] CR2: 0000561705c5dd5c CR3: 00000000169bf006 CR4: 0000000000771ef0
[   38.573070][  T729] PKRU: 55555554
[   38.573172][  T729] Call Trace:
[   38.573275][  T729]  <TASK>
[   38.573351][  T729]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.573493][  T729]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.573630][  T729]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.573734][  T729]  register_netdevice (net/core/dev.c:11488)
[   38.573875][  T729]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.574048][  T729]  register_netdev (net/core/dev.c:11552)
[   38.574185][  T729]  sit_init_net (net/ipv6/sit.c:1860)
[   38.574324][  T729]  ops_init (net/core/net_namespace.c:137)
[   38.574445][  T729]  setup_net (net/core/net_namespace.c:446)
[   38.574549][  T729]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.574685][  T729]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.574820][  T729]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.574960][  T729]  copy_net_ns (net/core/net_namespace.c:579)
[   38.575096][  T729]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.575236][  T729]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.575390][  T729]  ksys_unshare (kernel/fork.c:3243)
[   38.575536][  T729]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.575673][  T729]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.575813][  T729]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.575950][  T729]  ? __ia32_sys_open (fs/open.c:1374)
[   38.576087][  T729]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.576222][  T729]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.576362][  T729]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.576503][  T729]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.576639][  T729]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.576773][  T729]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.576943][  T729] RIP: 0033:0x7fe77b05ebcb
[   38.577086][  T729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.577580][  T729] RSP: 002b:00007ffcc970dfd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   38.577784][  T729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe77b05ebcb
[   38.577989][  T729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.578189][  T729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.578400][  T729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc9710200
[   38.578600][  T729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc9711889
| [   38.583301][  T729] ------------[ cut here ]------------
| [   38.583465][  T729] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/729
| [   38.583699][  T729] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.584285][  T729] Tainted: [W]=WARN
[   38.584398][  T729] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.584568][  T729] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.584748][  T729] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.585226][  T729] RSP: 0018:ffa000000130fa78 EFLAGS: 00010286
[   38.585409][  T729] RAX: 00000000ffffffa6 RBX: ff110000103e4c80 RCX: 1ff4000000261f15
[   38.585613][  T729] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e4d3c
[   38.585815][  T729] RBP: ff1100000d6d1000 R08: 1fe220000207c9a9 R09: ff1100000f908b80
[   38.586018][  T729] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.586219][  T729] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6d1000
[   38.586433][  T729] FS:  00007fe77ad9c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   38.586669][  T729] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.586837][  T729] CR2: 0000561705c5dd5c CR3: 00000000169bf006 CR4: 0000000000771ef0
[   38.587041][  T729] PKRU: 55555554
[   38.587142][  T729] Call Trace:
[   38.587244][  T729]  <TASK>
[   38.587314][  T729]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.587463][  T729]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.587599][  T729]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.587703][  T729]  register_netdevice (net/core/dev.c:11488)
[   38.587841][  T729]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.588009][  T729]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.588147][  T729]  register_netdev (net/core/dev.c:11552)
[   38.588284][  T729]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   38.588429][  T729]  ops_init (net/core/net_namespace.c:137)
[   38.588532][  T729]  setup_net (net/core/net_namespace.c:446)
[   38.588633][  T729]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   38.588767][  T729]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   38.588901][  T729]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   38.589040][  T729]  copy_net_ns (net/core/net_namespace.c:579)
[   38.589176][  T729]  create_new_namespaces (kernel/nsproxy.c:132)
[   38.589319][  T729]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   38.589463][  T729]  ksys_unshare (kernel/fork.c:3243)
[   38.589597][  T729]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.589732][  T729]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   38.589867][  T729]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   38.590003][  T729]  ? __ia32_sys_open (fs/open.c:1374)
[   38.590140][  T729]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   38.590278][  T729]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   38.590423][  T729]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.590558][  T729]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.590695][  T729]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.590832][  T729]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.591001][  T729] RIP: 0033:0x7fe77b05ebcb
[   38.591141][  T729] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   38.591639][  T729] RSP: 002b:00007ffcc970dfd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   38.591841][  T729] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe77b05ebcb
[   38.592041][  T729] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   38.592244][  T729] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   38.592454][  T729] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc9710200
[   38.592653][  T729] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc9711889
| [   38.624285][  T730] ------------[ cut here ]------------
| [   38.624471][  T730] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/730
| [   38.624710][  T730] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.625293][  T730] Tainted: [W]=WARN
[   38.625408][  T730] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.625578][  T730] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.625753][  T730] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.626228][  T730] RSP: 0018:ffa000000130f020 EFLAGS: 00010286
[   38.626410][  T730] RAX: 00000000ffffffa6 RBX: ff1100000ebc2580 RCX: 1ff4000000261dca
[   38.626611][  T730] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc263c
[   38.626810][  T730] RBP: ff1100000a2c4000 R08: 1fe2200001d784c9 R09: ff1100000f9c2e58
[   38.627010][  T730] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   38.627211][  T730] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   38.627420][  T730] FS:  00007f3942cfb840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.627654][  T730] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.627821][  T730] CR2: 00000000356d6988 CR3: 000000000d4f2006 CR4: 0000000000771ef0
[   38.628023][  T730] PKRU: 55555554
[   38.628123][  T730] Call Trace:
[   38.628224][  T730]  <TASK>
[   38.628294][  T730]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.628439][  T730]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.628542][  T730]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.628676][  T730]  __dev_notify_flags (net/core/dev.c:9787)
[   38.628813][  T730]  ? netif_change_name (net/core/dev.c:1495)
[   38.628945][  T730]  ? __dev_change_flags (net/core/dev.c:9752)
[   38.629081][  T730]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   38.629213][  T730]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.629352][  T730]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   38.629495][  T730]  netif_change_flags (net/core/dev.c:9820)
[   38.629628][  T730]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   38.629762][  T730]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   38.629898][  T730]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.630034][  T730]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.630201][  T730]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.630333][  T730]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.630899][  T730]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.631035][  T730]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.631170][  T730]  ? __kernel_text_address (kernel/extable.c:79)
[   38.631306][  T730]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.631451][  T730]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.631583][  T730]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.631715][  T730]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.631847][  T730]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.631979][  T730]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.632111][  T730]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.632243][  T730]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.632389][  T730]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   38.632522][  T730]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.632654][  T730]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.632789][  T730]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.632924][  T730]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.633059][  T730]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.633194][  T730]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.633329][  T730]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.633474][  T730]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.633608][  T730]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.633741][  T730]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.633876][  T730]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.634008][  T730]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.634140][  T730]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.634273][  T730]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.634418][  T730]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.634551][  T730]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.634685][  T730]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.634818][  T730]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.634949][  T730]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.635085][  T730]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.635218][  T730]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.635355][  T730]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.635496][  T730]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.635630][  T730]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.635766][  T730]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.635898][  T730]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.636033][  T730]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.636168][  T730]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.636301][  T730]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.636448][  T730]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.636582][  T730]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.636716][  T730]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.636854][  T730]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.636989][  T730]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.637124][  T730]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.637288][  T730]  ? move_addr_to_kernel (net/socket.c:258)
[   38.637438][  T730]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.637572][  T730]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.637705][  T730]  ___sys_sendmsg (net/socket.c:2752)
[   38.637838][  T730]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.638003][  T730]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.638149][  T730]  __sys_sendmsg (net/socket.c:2784)
[   38.638283][  T730]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.638425][  T730]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.638594][  T730]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.638728][  T730]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.638866][  T730]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.639000][  T730]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.639135][  T730]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.639269][  T730]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.639449][  T730] RIP: 0033:0x7f3942f3508e
[   38.639593][  T730] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.640069][  T730] RSP: 002b:00007fff6db1bd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.640270][  T730] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3942f3508e
[   38.640484][  T730] RDX: 0000000000000000 RSI: 00007fff6db1be20 RDI: 0000000000000005
[   38.640683][  T730] RBP: 00007fff6db1bd80 R08: 0000000000000000 R09: 0000000000000000
[   38.640884][  T730] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47b
[   38.641084][  T730] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6db1c4f0
| [   38.737188][  T733] ------------[ cut here ]------------
| [   38.737420][  T733] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/733
| [   38.737716][  T733] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.738905][  T733] Tainted: [W]=WARN
[   38.739062][  T733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.739286][  T733] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.739536][  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
[   38.740076][  T733] RSP: 0018:ffa000000133ee30 EFLAGS: 00010286
[   38.740331][  T733] RAX: 00000000ffffffa6 RBX: ff1100000bb66e40 RCX: 1ff4000000267d8c
[   38.740611][  T733] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb66efc
[   38.740870][  T733] RBP: ff1100000e3c9000 R08: 1fe220000176cde1 R09: ff1100000fa75180
[   38.741123][  T733] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.741397][  T733] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d734400
[   38.741668][  T733] FS:  00007efc0fdb7840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.741956][  T733] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.742177][  T733] CR2: 000000000042ebe0 CR3: 000000000e08f001 CR4: 0000000000771ef0
[   38.742458][  T733] PKRU: 55555554
[   38.742610][  T733] Call Trace:
[   38.742760][  T733]  <TASK>
[   38.742881][  T733]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.743069][  T733]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.743221][  T733]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   38.743466][  T733]  __dev_notify_flags (net/core/dev.c:9787)
[   38.743660][  T733]  ? netif_change_name (net/core/dev.c:1495)
[   38.743845][  T733]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.744032][  T733]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.744218][  T733]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.744424][  T733]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   38.744614][  T733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.744802][  T733]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.744991][  T733]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   38.745177][  T733]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   38.745384][  T733]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   38.745574][  T733]  veth_newlink (drivers/net/veth.c:1871)
[   38.745764][  T733]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   38.745951][  T733]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.746140][  T733]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.746330][  T733]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   38.746554][  T733]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   38.746739][  T733]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   38.746928][  T733]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   38.747116][  T733]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   38.747306][  T733]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   38.747511][  T733]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   38.747708][  T733]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   38.747894][  T733]  ? __dev_get_by_name (net/core/dev.c:883)
[   38.748081][  T733]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   38.748275][  T733]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   38.748490][  T733]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.748680][  T733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.748865][  T733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.749054][  T733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.749243][  T733]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.749448][  T733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.749641][  T733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.749828][  T733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.750016][  T733]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.750202][  T733]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.750404][  T733]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.750591][  T733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.750781][  T733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.750967][  T733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.751157][  T733]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.751358][  T733]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.751556][  T733]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.751746][  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))
[   38.751932][  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))
[   38.752123][  T733]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.752314][  T733]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.752525][  T733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.752716][  T733]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.752905][  T733]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.753094][  T733]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.753283][  T733]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.753493][  T733]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.753681][  T733]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.753901][  T733]  ? move_addr_to_kernel (net/socket.c:258)
[   38.754093][  T733]  ___sys_sendmsg (net/socket.c:2752)
[   38.754279][  T733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.754488][  T733]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.754686][  T733]  ? 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))
[   38.754877][  T733]  __sys_sendmsg (net/socket.c:2784)
[   38.755066][  T733]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.755255][  T733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.755463][  T733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.755653][  T733]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.755842][  T733]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.756029][  T733]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.756216][  T733]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.756454][  T733] RIP: 0033:0x7efc0fff108e
[   38.756649][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.757421][  T733] RSP: 002b:00007ffd9b936eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.757862][  T733] RAX: ffffffffffffffda RBX: 00007ffd9b937650 RCX: 00007efc0fff108e
[   38.758119][  T733] RDX: 0000000000000000 RSI: 00007ffd9b936f60 RDI: 0000000000000005
[   38.758396][  T733] RBP: 00007ffd9b936ec0 R08: 0000000000000000 R09: 0000000000000000
[   38.758651][  T733] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47b
[   38.759088][  T733] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9b937620
| [   38.769459][  T733] ------------[ cut here ]------------
| [   38.769670][  T733] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/733
| [   38.769956][  T733] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.770662][  T733] Tainted: [W]=WARN
[   38.770813][  T733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.771033][  T733] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.771273][  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
[   38.771894][  T733] RSP: 0018:ffa000000133f1b0 EFLAGS: 00010286
[   38.772148][  T733] RAX: 00000000ffffffa6 RBX: ff110000132bd1c0 RCX: 1ff4000000267dfc
[   38.772420][  T733] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132bd27c
[   38.772671][  T733] RBP: ff1100000fd51000 R08: 1fe2200002657a51 R09: ff1100000fa75180
[   38.772921][  T733] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.773173][  T733] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   38.773447][  T733] FS:  00007efc0fdb7840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   38.773734][  T733] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.773953][  T733] CR2: 000000000042ebe0 CR3: 000000000e08f001 CR4: 0000000000771ef0
[   38.774206][  T733] PKRU: 55555554
[   38.774375][  T733] Call Trace:
[   38.774526][  T733]  <TASK>
[   38.774646][  T733]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.774834][  T733]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.774986][  T733]  __dev_notify_flags (net/core/dev.c:9787)
[   38.775173][  T733]  ? netif_change_name (net/core/dev.c:1495)
[   38.775379][  T733]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   38.775566][  T733]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   38.775752][  T733]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   38.775940][  T733]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   38.776129][  T733]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   38.776315][  T733]  ? __dev_get_by_name (net/core/dev.c:883)
[   38.776523][  T733]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   38.776715][  T733]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   38.776907][  T733]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.777098][  T733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.777284][  T733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.777490][  T733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.777675][  T733]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.777861][  T733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.778053][  T733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.778239][  T733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.778447][  T733]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.778634][  T733]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.778819][  T733]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.779005][  T733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.779197][  T733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.779399][  T733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.779587][  T733]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.779773][  T733]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.779959][  T733]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.780149][  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))
[   38.780332][  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))
[   38.780541][  T733]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.780732][  T733]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.780918][  T733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.781105][  T733]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.781292][  T733]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.781502][  T733]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.781694][  T733]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.781881][  T733]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.782071][  T733]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.782290][  T733]  ? move_addr_to_kernel (net/socket.c:258)
[   38.782505][  T733]  ___sys_sendmsg (net/socket.c:2752)
[   38.782694][  T733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.782880][  T733]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.783074][  T733]  ? 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))
[   38.783263][  T733]  __sys_sendmsg (net/socket.c:2784)
[   38.783476][  T733]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.783667][  T733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.783854][  T733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.784042][  T733]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.784228][  T733]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.784434][  T733]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.784625][  T733]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.784845][  T733] RIP: 0033:0x7efc0fff108e
[   38.785041][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.785698][  T733] RSP: 002b:00007ffd9b936eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.785953][  T733] RAX: ffffffffffffffda RBX: 00007ffd9b937650 RCX: 00007efc0fff108e
[   38.786209][  T733] RDX: 0000000000000000 RSI: 00007ffd9b936f60 RDI: 0000000000000005
[   38.786485][  T733] RBP: 00007ffd9b936ec0 R08: 0000000000000000 R09: 0000000000000000
[   38.786828][  T733] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47b
[   38.787172][  T733] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9b937620
| [   38.828784][  T734] ------------[ cut here ]------------
| [   38.828990][  T734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/734
| [   38.829223][  T734] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.829810][  T734] Tainted: [W]=WARN
[   38.829909][  T734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.830074][  T734] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.830246][  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
[   38.830721][  T734] RSP: 0018:ffa00000010beff8 EFLAGS: 00010286
[   38.830886][  T734] RAX: 00000000ffffffa6 RBX: ff110000132bcac0 RCX: 1ff4000000217dc5
[   38.831081][  T734] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132bcb7c
[   38.831272][  T734] RBP: ff1100000fd51000 R08: 1fe2200002657971 R09: ff1100000fa72e58
[   38.831475][  T734] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.831670][  T734] R13: 0000000000000000 R14: ffa00000010bf140 R15: ff1100000d600ad0
[   38.831867][  T734] FS:  00007f5827df5840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.832097][  T734] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.832261][  T734] CR2: 000000002c594988 CR3: 000000000f4ff002 CR4: 0000000000771ef0
[   38.832508][  T734] PKRU: 55555554
[   38.832608][  T734] Call Trace:
[   38.832705][  T734]  <TASK>
[   38.832773][  T734]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   38.832906][  T734]  __dev_change_net_namespace (net/core/dev.c:12635)
[   38.833070][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.833202][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.833333][  T734]  ? default_device_exit_batch (net/core/dev.c:13091)
[   38.833504][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.833636][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.833765][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.833895][  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))
[   38.834028][  T734]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   38.834158][  T734]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   38.834290][  T734]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   38.834432][  T734]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.834565][  T734]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.834728][  T734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.834857][  T734]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.834987][  T734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.835117][  T734]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.835251][  T734]  ? __kernel_text_address (kernel/extable.c:79)
[   38.835393][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.835523][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.835652][  T734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.835783][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.835913][  T734]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.836042][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.836172][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.836301][  T734]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.836444][  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)
[   38.836575][  T734]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.836704][  T734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.836836][  T734]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.836965][  T734]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.837099][  T734]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.837231][  T734]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.837370][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.837501][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.837630][  T734]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.837759][  T734]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.837889][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.838021][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.838154][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.838282][  T734]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.838423][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.838553][  T734]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.838684][  T734]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.838813][  T734]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.838943][  T734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.839072][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.839207][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.839334][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.839494][  T734]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.839623][  T734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.839764][  T734]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.839897][  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))
[   38.840026][  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))
[   38.840158][  T734]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.840287][  T734]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.840425][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.840556][  T734]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.840686][  T734]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.840818][  T734]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.840950][  T734]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.841081][  T734]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.841212][  T734]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.841380][  T734]  ? move_addr_to_kernel (net/socket.c:258)
[   38.841512][  T734]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.841642][  T734]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.841772][  T734]  ___sys_sendmsg (net/socket.c:2752)
[   38.841902][  T734]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.842063][  T734]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.842205][  T734]  __sys_sendmsg (net/socket.c:2784)
[   38.842336][  T734]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.842476][  T734]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.842643][  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)
[   38.842777][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.842913][  T734]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.843049][  T734]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.843183][  T734]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.843316][  T734]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.843490][  T734] RIP: 0033:0x7f582802f08e
[   38.843631][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.844112][  T734] RSP: 002b:00007ffc09786db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.844313][  T734] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f582802f08e
[   38.844525][  T734] RDX: 0000000000000000 RSI: 00007ffc09786e60 RDI: 0000000000000005
[   38.844725][  T734] RBP: 00007ffc09786dc0 R08: 0000000000000000 R09: 0000000000000000
[   38.844926][  T734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47c
[   38.845130][  T734] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc09787520
| [   38.853359][  T734] ------------[ cut here ]------------
| [   38.853520][  T734] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/734
| [   38.853757][  T734] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.854340][  T734] Tainted: [W]=WARN
[   38.854756][  T734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.854924][  T734] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.855095][  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
[   38.855576][  T734] RSP: 0018:ffa00000010befc0 EFLAGS: 00010286
[   38.855746][  T734] RAX: 00000000ffffffa6 RBX: ff1100000971e3c0 RCX: 1ff4000000217dbe
[   38.855942][  T734] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971e47c
[   38.856141][  T734] RBP: ff1100000fd51000 R08: 1fe22000012e3c91 R09: ff1100000fa72e58
[   38.856340][  T734] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.856554][  T734] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d600ad0
[   38.856753][  T734] FS:  00007f5827df5840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.856986][  T734] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.857155][  T734] CR2: 000000002c594988 CR3: 000000000f4ff002 CR4: 0000000000771ef0
[   38.857358][  T734] PKRU: 55555554
[   38.857463][  T734] Call Trace:
[   38.857562][  T734]  <TASK>
[   38.857631][  T734]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.857766][  T734]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.857901][  T734]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.858003][  T734]  __dev_change_net_namespace (net/core/dev.c:12695)
[   38.858171][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.858304][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.858447][  T734]  ? default_device_exit_batch (net/core/dev.c:13091)
[   38.858611][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.858743][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.858875][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.859011][  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))
[   38.859146][  T734]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   38.859279][  T734]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   38.859418][  T734]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   38.859553][  T734]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.859685][  T734]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.859851][  T734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.859986][  T734]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.860117][  T734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.860248][  T734]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.860390][  T734]  ? __kernel_text_address (kernel/extable.c:79)
[   38.860524][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.860659][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.860790][  T734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.860927][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.861062][  T734]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.861195][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.861328][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.861469][  T734]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.861604][  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)
[   38.861739][  T734]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.861874][  T734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.862183][  T734]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.862317][  T734]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.862460][  T734]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.862681][  T734]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.862901][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.863035][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.863169][  T734]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.863302][  T734]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.863448][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.863584][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.863717][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.863849][  T734]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.863984][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.864119][  T734]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.864252][  T734]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.864392][  T734]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.864524][  T734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.864657][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.864794][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.864926][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.865146][  T734]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.865279][  T734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.865422][  T734]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.865560][  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))
[   38.865692][  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))
[   38.865828][  T734]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.866047][  T734]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.866182][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.866317][  T734]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.866459][  T734]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.866680][  T734]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.866901][  T734]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.867038][  T734]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.867171][  T734]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.867435][  T734]  ? move_addr_to_kernel (net/socket.c:258)
[   38.867571][  T734]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.867706][  T734]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.867841][  T734]  ___sys_sendmsg (net/socket.c:2752)
[   38.867976][  T734]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.868143][  T734]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.868288][  T734]  __sys_sendmsg (net/socket.c:2784)
[   38.868430][  T734]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.868564][  T734]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.868734][  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)
[   38.868867][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.869006][  T734]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.869227][  T734]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.869371][  T734]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.869508][  T734]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.869676][  T734] RIP: 0033:0x7f582802f08e
[   38.869820][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.870301][  T734] RSP: 002b:00007ffc09786db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.870514][  T734] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f582802f08e
[   38.870717][  T734] RDX: 0000000000000000 RSI: 00007ffc09786e60 RDI: 0000000000000005
[   38.870918][  T734] RBP: 00007ffc09786dc0 R08: 0000000000000000 R09: 0000000000000000
[   38.871119][  T734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47c
[   38.871321][  T734] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc09787520
| [   38.901850][  T736] ------------[ cut here ]------------
| [   38.902018][  T736] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/736
| [   38.902252][  T736] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   38.902851][  T736] Tainted: [W]=WARN
[   38.902955][  T736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.903126][  T736] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.903306][  T736] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.903789][  T736] RSP: 0018:ffa000000124f020 EFLAGS: 00010286
[   38.903960][  T736] RAX: 00000000ffffffa6 RBX: ff1100000971ec80 RCX: 1ff4000000249dca
[   38.904163][  T736] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971ed3c
[   38.904371][  T736] RBP: ff1100000fd51000 R08: 1fe22000012e3da9 R09: ff1100000fc85158
[   38.904572][  T736] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   38.904771][  T736] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   38.904971][  T736] FS:  00007f40837dc840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   38.905209][  T736] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.905383][  T736] CR2: 0000000029d01988 CR3: 000000001682e001 CR4: 0000000000771ef0
[   38.905584][  T736] PKRU: 55555554
[   38.905684][  T736] Call Trace:
[   38.905785][  T736]  <TASK>
[   38.905855][  T736]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.905994][  T736]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.906097][  T736]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.906230][  T736]  __dev_notify_flags (net/core/dev.c:9787)
[   38.906374][  T736]  ? netif_change_name (net/core/dev.c:1495)
[   38.906509][  T736]  ? __dev_change_flags (net/core/dev.c:9752)
[   38.906644][  T736]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   38.906779][  T736]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.906916][  T736]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   38.907055][  T736]  netif_change_flags (net/core/dev.c:9820)
[   38.907189][  T736]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   38.907325][  T736]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   38.907474][  T736]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.907611][  T736]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.907781][  T736]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.907917][  T736]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.908053][  T736]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.908187][  T736]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.908323][  T736]  ? __kernel_text_address (kernel/extable.c:79)
[   38.908468][  T736]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.908606][  T736]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.908743][  T736]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.908880][  T736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.909018][  T736]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.909151][  T736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.909285][  T736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.909427][  T736]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.909563][  T736]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   38.909697][  T736]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.909832][  T736]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.909968][  T736]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.910106][  T736]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.910243][  T736]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.910386][  T736]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.910520][  T736]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.910651][  T736]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.910782][  T736]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.910921][  T736]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.911060][  T736]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.911194][  T736]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.911328][  T736]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.911472][  T736]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.911608][  T736]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.911744][  T736]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.911880][  T736]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.912017][  T736]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.912152][  T736]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.912287][  T736]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.912429][  T736]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.912564][  T736]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.912698][  T736]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.912832][  T736]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.912972][  T736]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   38.913106][  T736]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   38.913241][  T736]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.913384][  T736]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.913518][  T736]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.913652][  T736]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.913790][  T736]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.913930][  T736]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.914068][  T736]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.914203][  T736]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.914336][  T736]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.914514][  T736]  ? move_addr_to_kernel (net/socket.c:258)
[   38.914649][  T736]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.914784][  T736]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.914921][  T736]  ___sys_sendmsg (net/socket.c:2752)
[   38.915055][  T736]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.915221][  T736]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.915374][  T736]  __sys_sendmsg (net/socket.c:2784)
[   38.915510][  T736]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.915643][  T736]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.915814][  T736]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.915951][  T736]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.916088][  T736]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.916224][  T736]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.916369][  T736]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.916502][  T736]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.916668][  T736] RIP: 0033:0x7f4083a1608e
[   38.916813][  T736] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.917299][  T736] RSP: 002b:00007fffb12f0240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.917512][  T736] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4083a1608e
[   38.917714][  T736] RDX: 0000000000000000 RSI: 00007fffb12f02f0 RDI: 0000000000000005
[   38.917917][  T736] RBP: 00007fffb12f0250 R08: 0000000000000000 R09: 0000000000000000
[   38.918117][  T736] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47c
[   38.918318][  T736] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb12f09c0
| [   39.047645][  T745] ------------[ cut here ]------------
| [   39.048068][  T745] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/745
| [   39.048298][  T745] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   39.048899][  T745] Tainted: [W]=WARN
[   39.049002][  T745] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.049168][  T745] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.049350][  T745] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.049831][  T745] RSP: 0018:ffa000000124eff8 EFLAGS: 00010286
[   39.050000][  T745] RAX: 00000000ffffffa6 RBX: ff11000005f058c0 RCX: 1ff4000000249dc5
[   39.050196][  T745] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f0597c
[   39.050410][  T745] RBP: ff1100000e3c9000 R08: 1fe2200000be0b31 R09: ff11000016b70b58
[   39.050605][  T745] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   39.050805][  T745] R13: 0000000000000000 R14: ffa000000124f140 R15: ff1100000cc60050
[   39.051005][  T745] FS:  00007ff7019cf840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   39.051234][  T745] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.051411][  T745] CR2: 0000000025800988 CR3: 000000001682e005 CR4: 0000000000771ef0
[   39.051610][  T745] PKRU: 55555554
[   39.051709][  T745] Call Trace:
[   39.051808][  T745]  <TASK>
[   39.051877][  T745]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   39.052017][  T745]  __dev_change_net_namespace (net/core/dev.c:12635)
[   39.052183][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.052319][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.052463][  T745]  ? default_device_exit_batch (net/core/dev.c:13091)
[   39.052626][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.052758][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.052890][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.053023][  T745]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   39.053156][  T745]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   39.053287][  T745]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   39.053434][  T745]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   39.053570][  T745]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.053703][  T745]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.053868][  T745]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.054000][  T745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.054130][  T745]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.054262][  T745]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.054430][  T745]  ? __kernel_text_address (kernel/extable.c:79)
[   39.054567][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.054696][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.054822][  T745]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.054949][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.055077][  T745]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.055204][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.055329][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.055470][  T745]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.055598][  T745]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   39.055731][  T745]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.055863][  T745]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.055995][  T745]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.056126][  T745]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.056259][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.056457][  T745]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.056645][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.056776][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.056908][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.057038][  T745]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.057169][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.057301][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.057496][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.057626][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.057758][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.057890][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.058022][  T745]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.058152][  T745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.058283][  T745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.058481][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.058614][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.058745][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.058878][  T745]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.059012][  T745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.059143][  T745]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.059277][  T745]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.059473][  T745]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.059606][  T745]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.059738][  T745]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.059870][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.060003][  T745]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.060155][  T745]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.060282][  T745]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.060474][  T745]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.060601][  T745]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.060727][  T745]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.060884][  T745]  ? move_addr_to_kernel (net/socket.c:258)
[   39.061012][  T745]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.061139][  T745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.061266][  T745]  ___sys_sendmsg (net/socket.c:2752)
[   39.061454][  T745]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.061611][  T745]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.061750][  T745]  __sys_sendmsg (net/socket.c:2784)
[   39.061878][  T745]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.062004][  T745]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.062163][  T745]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.062290][  T745]  ? 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)
[   39.062441][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.062569][  T745]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.062697][  T745]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.062823][  T745]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.062950][  T745]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.063109][  T745] RIP: 0033:0x7ff701c0908e
[   39.063242][  T745] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.063707][  T745] RSP: 002b:00007fff7128d9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.063899][  T745] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff701c0908e
[   39.064090][  T745] RDX: 0000000000000000 RSI: 00007fff7128da60 RDI: 0000000000000005
[   39.064280][  T745] RBP: 00007fff7128d9c0 R08: 0000000000000000 R09: 0000000000000000
[   39.064513][  T745] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47c
[   39.064702][  T745] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7128e120
| [   39.067312][  T745] ------------[ cut here ]------------
| [   39.067477][  T745] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/745
| [   39.067702][  T745] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   39.068271][  T745] Tainted: [W]=WARN
[   39.068381][  T745] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.068542][  T745] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.068708][  T745] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.069163][  T745] RSP: 0018:ffa000000124efc0 EFLAGS: 00010286
[   39.069324][  T745] RAX: 00000000ffffffa6 RBX: ff1100000b5fc740 RCX: 1ff4000000249dbe
[   39.069526][  T745] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fc7fc
[   39.069718][  T745] RBP: ff1100000e3c9000 R08: 1fe22000016bf901 R09: ff11000016b70b58
[   39.069908][  T745] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   39.070099][  T745] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc60050
[   39.070292][  T745] FS:  00007ff7019cf840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   39.070528][  T745] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.070689][  T745] CR2: 0000000025800988 CR3: 000000001682e005 CR4: 0000000000771ef0
[   39.070882][  T745] PKRU: 55555554
[   39.070980][  T745] Call Trace:
[   39.071077][  T745]  <TASK>
[   39.071145][  T745]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.071274][  T745]  ? notifier_call_chain (kernel/notifier.c:85)
[   39.071415][  T745]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.071515][  T745]  __dev_change_net_namespace (net/core/dev.c:12695)
[   39.071676][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.071804][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.071934][  T745]  ? default_device_exit_batch (net/core/dev.c:13091)
[   39.072095][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.072224][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.072358][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.072526][  T745]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   39.072661][  T745]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   39.072795][  T745]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   39.072928][  T745]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   39.073063][  T745]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.073196][  T745]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.073374][  T745]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.073509][  T745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.073641][  T745]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.073773][  T745]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.073905][  T745]  ? __kernel_text_address (kernel/extable.c:79)
[   39.074040][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.074176][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.074307][  T745]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.074450][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.074577][  T745]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.074709][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.074835][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.074964][  T745]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.075093][  T745]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   39.075224][  T745]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.075357][  T745]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.075494][  T745]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.075620][  T745]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.075752][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.075883][  T745]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.076013][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.076141][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.076270][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.076409][  T745]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.076539][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.076669][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.076796][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.076923][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.077052][  T745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.077182][  T745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.077310][  T745]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.077451][  T745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.077578][  T745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.077704][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.077854][  T745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.077985][  T745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.078118][  T745]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.078251][  T745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.078394][  T745]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.078530][  T745]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.078662][  T745]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.078796][  T745]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.078930][  T745]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.079064][  T745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.079198][  T745]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.079331][  T745]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.079476][  T745]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.079611][  T745]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.079743][  T745]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.079875][  T745]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.080039][  T745]  ? move_addr_to_kernel (net/socket.c:258)
[   39.080173][  T745]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.080308][  T745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.080452][  T745]  ___sys_sendmsg (net/socket.c:2752)
[   39.080584][  T745]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.080749][  T745]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.080895][  T745]  __sys_sendmsg (net/socket.c:2784)
[   39.081029][  T745]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.081161][  T745]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.081329][  T745]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.081474][  T745]  ? 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)
[   39.081610][  T745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.081743][  T745]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.082208][  T745]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.082341][  T745]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.082487][  T745]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.082653][  T745] RIP: 0033:0x7ff701c0908e
[   39.082793][  T745] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.083288][  T745] RSP: 002b:00007fff7128d9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.083494][  T745] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff701c0908e
[   39.083688][  T745] RDX: 0000000000000000 RSI: 00007fff7128da60 RDI: 0000000000000005
[   39.083880][  T745] RBP: 00007fff7128d9c0 R08: 0000000000000000 R09: 0000000000000000
[   39.084071][  T745] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47c
[   39.084265][  T745] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7128e120
| [   39.118141][  T747] ------------[ cut here ]------------
| [   39.118307][  T747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/747
| [   39.118563][  T747] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   39.119155][  T747] Tainted: [W]=WARN
[   39.119256][  T747] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.119438][  T747] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.119614][  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
[   39.120089][  T747] RSP: 0018:ffa00000010bf020 EFLAGS: 00010286
[   39.120258][  T747] RAX: 00000000ffffffa6 RBX: ff1100000b5fd000 RCX: 1ff4000000217dca
[   39.120473][  T747] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fd0bc
[   39.120677][  T747] RBP: ff1100000e3c9000 R08: 1fe22000016bfa19 R09: ff11000016b75158
[   39.120878][  T747] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   39.121088][  T747] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   39.121290][  T747] FS:  00007faf3d056840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   39.121541][  T747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.121713][  T747] CR2: 00000000402ad988 CR3: 000000000ee91002 CR4: 0000000000771ef0
[   39.121915][  T747] PKRU: 55555554
[   39.122018][  T747] Call Trace:
[   39.122119][  T747]  <TASK>
[   39.122188][  T747]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.122326][  T747]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.122441][  T747]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.122575][  T747]  __dev_notify_flags (net/core/dev.c:9787)
[   39.122709][  T747]  ? netif_change_name (net/core/dev.c:1495)
[   39.122843][  T747]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.122977][  T747]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   39.123111][  T747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.123245][  T747]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   39.123392][  T747]  netif_change_flags (net/core/dev.c:9820)
[   39.123527][  T747]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.123661][  T747]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.123798][  T747]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.123934][  T747]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.124103][  T747]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.124237][  T747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.124381][  T747]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.124516][  T747]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.124650][  T747]  ? __kernel_text_address (kernel/extable.c:79)
[   39.124787][  T747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.124923][  T747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.125057][  T747]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.125195][  T747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.125329][  T747]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.125476][  T747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.125616][  T747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.125754][  T747]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.125891][  T747]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   39.126027][  T747]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.126160][  T747]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.126296][  T747]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.126445][  T747]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.126583][  T747]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.126719][  T747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.126855][  T747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.126989][  T747]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.127124][  T747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.127259][  T747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.127406][  T747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.127541][  T747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.127674][  T747]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.127809][  T747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.127947][  T747]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.128083][  T747]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.128219][  T747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.128359][  T747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.128502][  T747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.128638][  T747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.128771][  T747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.128908][  T747]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.129045][  T747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.129180][  T747]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.129320][  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))
[   39.129462][  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))
[   39.129598][  T747]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.129733][  T747]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.129870][  T747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.130009][  T747]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.130145][  T747]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.130282][  T747]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.130430][  T747]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.130566][  T747]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.130700][  T747]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.130869][  T747]  ? move_addr_to_kernel (net/socket.c:258)
[   39.131007][  T747]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.131143][  T747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.131278][  T747]  ___sys_sendmsg (net/socket.c:2752)
[   39.131417][  T747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.131586][  T747]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.131735][  T747]  __sys_sendmsg (net/socket.c:2784)
[   39.131872][  T747]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.132011][  T747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.132180][  T747]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.132313][  T747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.132458][  T747]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.132594][  T747]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.132729][  T747]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.132865][  T747]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.133032][  T747] RIP: 0033:0x7faf3d29008e
[   39.133173][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.133655][  T747] RSP: 002b:00007ffdd4562770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.133861][  T747] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faf3d29008e
[   39.134064][  T747] RDX: 0000000000000000 RSI: 00007ffdd4562820 RDI: 0000000000000005
[   39.134265][  T747] RBP: 00007ffdd4562780 R08: 0000000000000000 R09: 0000000000000000
[   39.134486][  T747] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47c
[   39.134691][  T747] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd4562ef0
| [   39.138820][   T70] ------------[ cut here ]------------
| [   39.138981][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/70
| [   39.139231][   T70] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   39.139818][   T70] Tainted: [W]=WARN
[   39.139912][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.140069][   T70] Workqueue: events_unbound linkwatch_event
[   39.140236][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.140411][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.140856][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   39.141018][   T70] RAX: 00000000ffffffa6 RBX: ff1100000ebc2740 RCX: 1ff4000000096f02
[   39.141202][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc27fc
[   39.141403][   T70] RBP: ff1100000e3c9000 R08: 1fe2200001d78501 R09: ff11000009fe0ba8
[   39.141592][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   39.141776][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.141964][   T70] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   39.142185][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.142351][   T70] CR2: 000055a85b87bfe8 CR3: 0000000009ad7001 CR4: 0000000000771ef0
[   39.142548][   T70] PKRU: 55555554
[   39.142642][   T70] Call Trace:
[   39.142735][   T70]  <TASK>
[   39.142801][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.142925][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   39.143051][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.143148][   T70]  netif_state_change (net/core/dev.c:1605)
[   39.143277][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   39.143445][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   39.143715][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   39.143838][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.143965][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   39.144088][   T70]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   39.144210][   T70]  process_one_work (kernel/workqueue.c:3314)
[   39.144339][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   39.144479][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.144681][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   39.144807][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.144928][   T70]  kthread (kernel/kthread.c:436)
[   39.145020][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.145173][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.145297][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   39.145432][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   39.145585][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   39.145707][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.145830][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   39.156461][   T70] ------------[ cut here ]------------
| [   39.156648][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/70
| [   39.156937][   T70] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   39.157616][   T70] Tainted: [W]=WARN
[   39.157755][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.157957][   T70] Workqueue: events_unbound linkwatch_event
[   39.158168][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.158415][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.158906][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   39.159117][   T70] RAX: 00000000ffffffa6 RBX: ff1100000caed8c0 RCX: 1ff4000000096f02
[   39.159438][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caed97c
[   39.159756][   T70] RBP: ff1100000fd51000 R08: 1fe220000195db31 R09: ff11000009fe0ba8
[   39.160083][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.160413][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   39.160733][   T70] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   39.161084][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.161375][   T70] CR2: 00007fffd34fdb38 CR3: 0000000012f5f003 CR4: 0000000000771ef0
[   39.161696][   T70] PKRU: 55555554
[   39.161920][   T70] Call Trace:
[   39.162129][   T70]  <TASK>
[   39.162327][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.162606][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   39.162850][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.163081][   T70]  netif_state_change (net/core/dev.c:1605)
[   39.163331][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   39.163627][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   39.163882][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   39.164131][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.164410][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   39.164651][   T70]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   39.164910][   T70]  process_one_work (kernel/workqueue.c:3314)
[   39.165150][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   39.165439][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.165696][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   39.165949][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   39.166204][   T70]  kthread (kernel/kthread.c:436)
[   39.166374][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.166581][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.166755][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   39.166930][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   39.167139][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   39.167313][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   39.167521][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   39.285608][  T751] ------------[ cut here ]------------
| [   39.285797][  T751] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/751
| [   39.286041][  T751] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   39.286654][  T751] Tainted: [W]=WARN
[   39.286758][  T751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.286928][  T751] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.287107][  T751] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.287599][  T751] RSP: 0018:ffa00000010eee90 EFLAGS: 00010286
[   39.287772][  T751] RAX: 00000000ffffffa6 RBX: ff1100000a257380 RCX: 1ff400000021dd98
[   39.287974][  T751] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a25743c
[   39.288177][  T751] RBP: ff1100000fd51000 R08: 1fe220000144ae89 R09: ff11000012a70b58
[   39.288389][  T751] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   39.288590][  T751] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   39.288794][  T751] FS:  00007fb2fab03840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   39.289032][  T751] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.289202][  T751] CR2: 0000000018f173b8 CR3: 000000000d56f003 CR4: 0000000000771ef0
[   39.289415][  T751] PKRU: 55555554
[   39.289516][  T751] Call Trace:
[   39.289618][  T751]  <TASK>
[   39.289689][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.289826][  T751]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   39.289964][  T751]  notifier_call_chain (kernel/notifier.c:85)
[   39.290102][  T751]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   39.290238][  T751]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   39.290420][  T751]  veth_xdp_set (drivers/net/veth.c:1638)
[   39.290555][  T751]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   39.290688][  T751]  dev_xdp_install (net/core/dev.c:10348)
[   39.290823][  T751]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   39.290961][  T751]  dev_xdp_attach (net/core/dev.c:10504)
[   39.291099][  T751]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   39.291235][  T751]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   39.291380][  T751]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   39.291518][  T751]  dev_change_xdp_fd (net/core/dev.c:10759)
[   39.291654][  T751]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   39.291791][  T751]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.291927][  T751]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.292097][  T751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.292230][  T751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.292376][  T751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.292513][  T751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.292649][  T751]  ? __kernel_text_address (kernel/extable.c:79)
[   39.292785][  T751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.292922][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.293059][  T751]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.293194][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.293327][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.293473][  T751]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.293609][  T751]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   39.293744][  T751]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.293880][  T751]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.294017][  T751]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.294151][  T751]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.294287][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.294434][  T751]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.294569][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.294703][  T751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.294838][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.294971][  T751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.295107][  T751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.295244][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.295388][  T751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.295521][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.295655][  T751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.295790][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.295925][  T751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.296059][  T751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.296194][  T751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.296329][  T751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.296477][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.296610][  T751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.296745][  T751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.296881][  T751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.297016][  T751]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.297154][  T751]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.297290][  T751]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.297436][  T751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.297573][  T751]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.297708][  T751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.297844][  T751]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.297981][  T751]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.298118][  T751]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.298257][  T751]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.298405][  T751]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.298544][  T751]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.298712][  T751]  ? move_addr_to_kernel (net/socket.c:258)
[   39.298847][  T751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.298983][  T751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.299120][  T751]  ___sys_sendmsg (net/socket.c:2752)
[   39.299256][  T751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.299435][  T751]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.299583][  T751]  __sys_sendmsg (net/socket.c:2784)
[   39.299717][  T751]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.299854][  T751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.300025][  T751]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.300161][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.300298][  T751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.300448][  T751]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.300582][  T751]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.300716][  T751]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.300884][  T751] RIP: 0033:0x7fb2fad3d08e
[   39.301024][  T751] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.301516][  T751] RSP: 002b:00007ffc07e17fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.301717][  T751] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fb2fad3d08e
[   39.301918][  T751] RDX: 0000000000000000 RSI: 00007ffc07e18050 RDI: 0000000000000005
[   39.302119][  T751] RBP: 00007ffc07e17fb0 R08: 0000000000000000 R09: 0000000000000000
[   39.302323][  T751] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47c
[   39.302535][  T751] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc07e18720
| [   39.314440][  T751] ------------[ cut here ]------------
| [   39.314581][  T751] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/751
| [   39.314807][  T751] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   39.315944][  T751] Tainted: [W]=WARN
[   39.316045][  T751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.316206][  T751] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.316493][  T751] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.316951][  T751] RSP: 0018:ffa00000010ef0a0 EFLAGS: 00010286
[   39.317111][  T751] RAX: 00000000ffffffa6 RBX: ff1100000a2571c0 RCX: 1ff400000021ddda
[   39.317303][  T751] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a25727c
[   39.317571][  T751] RBP: ff1100000e3c9000 R08: 1fe220000144ae51 R09: ff11000012a70b58
[   39.317765][  T751] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   39.317956][  T751] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000512f4e4
[   39.318147][  T751] FS:  00007fb2fab03840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   39.318433][  T751] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.318650][  T751] CR2: 0000000018f173b8 CR3: 000000000d56f003 CR4: 0000000000771ef0
[   39.318842][  T751] PKRU: 55555554
[   39.318937][  T751] Call Trace:
[   39.319032][  T751]  <TASK>
[   39.319098][  T751]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.319227][  T751]  ? notifier_call_chain (kernel/notifier.c:85)
[   39.319416][  T751]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.319517][  T751]  netif_state_change (net/core/dev.c:1605)
[   39.319646][  T751]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   39.319807][  T751]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   39.319935][  T751]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   39.320064][  T751]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.320194][  T751]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.320411][  T751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.320540][  T751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.320667][  T751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.320792][  T751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.320920][  T751]  ? __kernel_text_address (kernel/extable.c:79)
[   39.321048][  T751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.321178][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.321306][  T751]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.321499][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.321626][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.321753][  T751]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.321881][  T751]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   39.322009][  T751]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.322136][  T751]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.322267][  T751]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.322453][  T751]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.322586][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.322717][  T751]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.322846][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.322972][  T751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.323100][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.323227][  T751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.323411][  T751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.323543][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.323669][  T751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.323796][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.323922][  T751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.324051][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.324179][  T751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.324306][  T751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.324500][  T751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.324629][  T751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.324758][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.324887][  T751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.325017][  T751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.325145][  T751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.325272][  T751]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.325462][  T751]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.325592][  T751]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.325723][  T751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.325852][  T751]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.325981][  T751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.326111][  T751]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.326240][  T751]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.326428][  T751]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.326558][  T751]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.326688][  T751]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.326816][  T751]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.326975][  T751]  ? move_addr_to_kernel (net/socket.c:258)
[   39.327105][  T751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.327232][  T751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.327420][  T751]  ___sys_sendmsg (net/socket.c:2752)
[   39.327546][  T751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.327706][  T751]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.327847][  T751]  __sys_sendmsg (net/socket.c:2784)
[   39.327975][  T751]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.328106][  T751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.328267][  T751]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.328455][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.328584][  T751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.328714][  T751]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.328842][  T751]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.328970][  T751]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.329130][  T751] RIP: 0033:0x7fb2fad3d08e
[   39.329263][  T751] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.329785][  T751] RSP: 002b:00007ffc07e17fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.329981][  T751] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fb2fad3d08e
[   39.330174][  T751] RDX: 0000000000000000 RSI: 00007ffc07e18050 RDI: 0000000000000005
[   39.330425][  T751] RBP: 00007ffc07e17fb0 R08: 0000000000000000 R09: 0000000000000000
[   39.330618][  T751] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47c
[   39.330809][  T751] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc07e18720
| [   39.410742][  T754] ------------[ cut here ]------------
| [   39.410952][  T754] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/754
| [   39.411299][  T754] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   39.412127][  T754] Tainted: [W]=WARN
[   39.412334][  T754] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.412669][  T754] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.412986][  T754] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.413684][  T754] RSP: 0018:ffa000000135f4e8 EFLAGS: 00010286
[   39.413916][  T754] RAX: 00000000ffffffa6 RBX: ff1100000c4ee040 RCX: 1ff400000026be63
[   39.414178][  T754] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4ee0fc
[   39.414474][  T754] RBP: ff1100000e3c9000 R08: 1fe220000189dc21 R09: ff1100000d75ae80
[   39.414741][  T754] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.415006][  T754] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   39.415272][  T754] FS:  00007f8eda322100(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   39.415599][  T754] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.415825][  T754] CR2: 00000000004d6034 CR3: 000000000eee9001 CR4: 0000000000771ef0
[   39.416088][  T754] PKRU: 55555554
[   39.416243][  T754] Call Trace:
[   39.416419][  T754]  <TASK>
[   39.416542][  T754]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.416733][  T754]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   39.416930][  T754]  notifier_call_chain (kernel/notifier.c:85)
[   39.417126][  T754]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   39.417319][  T754]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   39.417535][  T754]  ethnl_set_features (net/ethtool/features.c:288)
[   39.417732][  T754]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.417925][  T754]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   39.418126][  T754]  ? __nla_validate_parse (lib/nlattr.c:635)
[   39.418324][  T754]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   39.418576][  T754]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   39.418775][  T754]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   39.419012][  T754]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.419209][  T754]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   39.419423][  T754]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   39.419629][  T754]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   39.419825][  T754]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   39.420054][  T754]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.420285][  T754]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   39.420499][  T754]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.420695][  T754]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   39.420890][  T754]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.421085][  T754]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   39.421280][  T754]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.421501][  T754]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.421696][  T754]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.421891][  T754]  genl_rcv (net/netlink/genetlink.c:1218)
[   39.422048][  T754]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.422246][  T754]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.422461][  T754]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.422659][  T754]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.422853][  T754]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.423047][  T754]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.423240][  T754]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.423455][  T754]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   39.423650][  T754]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   39.423853][  T754]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   39.424049][  T754]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.424277][  T754]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   39.424492][  T754]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   39.424684][  T754]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.424879][  T754]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.425072][  T754]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.425265][  T754]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.425514][  T754] RIP: 0033:0x7f8eda39308e
[   39.425715][  T754] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.426285][  T754] RSP: 002b:00007ffdd0ac4060 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   39.426569][  T754] RAX: ffffffffffffffda RBX: 00000000126ba010 RCX: 00007f8eda39308e
[   39.426835][  T754] RDX: 0000000000000048 RSI: 00000000126ba120 RDI: 0000000000000005
[   39.427100][  T754] RBP: 00007ffdd0ac4070 R08: 00007f8eda521980 R09: 000000000000000c
[   39.427384][  T754] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000126ba0b0
[   39.427650][  T754] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   39.469794][  T755] ------------[ cut here ]------------
| [   39.469996][  T755] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/755
| [   39.470335][  T755] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   39.472165][  T755] Tainted: [W]=WARN
[   39.472453][  T755] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.472796][  T755] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.473145][  T755] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.473803][  T755] RSP: 0018:ffa000000136f4e8 EFLAGS: 00010286
[   39.474086][  T755] RAX: 00000000ffffffa6 RBX: ff11000017693700 RCX: 1ff400000026de63
[   39.474479][  T755] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176937bc
[   39.474854][  T755] RBP: ff1100000e3c9000 R08: 1fe2200002ed26f9 R09: ff1100000d758b80
[   39.475227][  T755] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   39.475643][  T755] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   39.476021][  T755] FS:  00007f9e70395100(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   39.476452][  T755] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.476792][  T755] CR2: 00000000004d6034 CR3: 000000000e08a004 CR4: 0000000000771ef0
[   39.477119][  T755] PKRU: 55555554
[   39.477381][  T755] Call Trace:
[   39.477672][  T755]  <TASK>
[   39.477886][  T755]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.478166][  T755]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   39.478479][  T755]  notifier_call_chain (kernel/notifier.c:85)
[   39.478762][  T755]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   39.479043][  T755]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   39.479326][  T755]  ethnl_set_features (net/ethtool/features.c:288)
[   39.479566][  T755]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.479764][  T755]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   39.479963][  T755]  ? __nla_validate_parse (lib/nlattr.c:635)
[   39.480159][  T755]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   39.480408][  T755]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   39.480606][  T755]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   39.480838][  T755]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.481034][  T755]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   39.481283][  T755]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   39.481563][  T755]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   39.481802][  T755]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   39.482031][  T755]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.482262][  T755]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   39.482479][  T755]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.482687][  T755]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   39.482883][  T755]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.483088][  T755]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   39.483286][  T755]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.483504][  T755]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.483755][  T755]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.484009][  T755]  genl_rcv (net/netlink/genetlink.c:1218)
[   39.484172][  T755]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.484390][  T755]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.484587][  T755]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.484785][  T755]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.484985][  T755]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.485181][  T755]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.485398][  T755]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.485601][  T755]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   39.485801][  T755]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   39.486006][  T755]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   39.486201][  T755]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.486454][  T755]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   39.486647][  T755]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   39.486839][  T755]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.487032][  T755]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.487228][  T755]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.487442][  T755]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.487670][  T755] RIP: 0033:0x7f9e7040608e
[   39.487869][  T755] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.488464][  T755] RSP: 002b:00007ffecd47e390 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   39.488734][  T755] RAX: ffffffffffffffda RBX: 000000000ecdf010 RCX: 00007f9e7040608e
[   39.489047][  T755] RDX: 0000000000000058 RSI: 000000000ecdf120 RDI: 0000000000000005
[   39.489388][  T755] RBP: 00007ffecd47e3a0 R08: 00007f9e70594980 R09: 000000000000000c
[   39.489659][  T755] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000ecdf0b0
[   39.489929][  T755] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   40.012035][   T67] ------------[ cut here ]------------
| [   40.012209][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   40.012472][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.013029][   T67] Tainted: [W]=WARN
[   40.013122][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.013272][   T67] Workqueue: netns cleanup_net
[   40.013412][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.013568][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.013990][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.014140][   T67] RAX: 00000000ffffffa6 RBX: ff1100000caed380 RCX: 1ff4000000090eed
[   40.014314][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caed43c
[   40.014511][   T67] RBP: ff1100000a3ac000 R08: 1fe220000195da89 R09: ff110000090f8bd0
[   40.014686][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.014860][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.015038][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.015256][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.015414][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   40.015595][   T67] PKRU: 55555554
[   40.015685][   T67] Call Trace:
[   40.015778][   T67]  <TASK>
[   40.015846][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.016005][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.016150][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.016272][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.016404][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.016525][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.016645][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.016764][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.016885][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.017005][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.017128][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.017251][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.017388][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.017508][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.017623][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.017744][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.017868][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.017987][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.018109][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.018231][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.018354][   T67]  kthread (kernel/kthread.c:436)
[   40.018450][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.018600][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.018718][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.018839][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.018988][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.019112][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.019231][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.021500][   T67] ------------[ cut here ]------------
| [   40.021631][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   40.021865][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.022547][   T67] Tainted: [W]=WARN
[   40.022638][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.022792][   T67] Workqueue: netns cleanup_net
[   40.022919][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.023073][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.023589][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.023739][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cc580 RCX: 1ff4000000090eed
[   40.023912][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cc63c
[   40.024093][   T67] RBP: ff1100000fed4000 R08: 1fe22000026798c9 R09: ff110000090f8bd0
[   40.024273][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.024475][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.024655][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.024863][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.025011][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   40.025191][   T67] PKRU: 55555554
[   40.025279][   T67] Call Trace:
[   40.025375][   T67]  <TASK>
[   40.025438][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.025593][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.025742][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.025861][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.025979][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.026095][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.026211][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.026329][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.026457][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.026573][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.026693][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.026812][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.026928][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.027050][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.027166][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.027286][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.027417][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.027534][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.027655][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.027781][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.027904][   T67]  kthread (kernel/kthread.c:436)
[   40.027993][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.028139][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.028256][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.028385][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.028533][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.028649][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.028768][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.030933][   T67] ------------[ cut here ]------------
| [   40.031054][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   40.031284][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.032290][   T67] Tainted: [W]=WARN
[   40.032430][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.032583][   T67] Workqueue: netns cleanup_net
[   40.032709][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.032860][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.033276][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.033478][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cce40 RCX: 1ff4000000090eed
[   40.033651][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133ccefc
[   40.033824][   T67] RBP: ff11000009694000 R08: 1fe22000026799e1 R09: ff110000090f8bd0
[   40.033997][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.034172][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.034406][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.034611][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.034758][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   40.034933][   T67] PKRU: 55555554
[   40.035020][   T67] Call Trace:
[   40.035106][   T67]  <TASK>
[   40.035167][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.035315][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.035517][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.035633][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.035750][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.035864][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.035981][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.036099][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.036216][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.036330][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.036501][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.036619][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.036735][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.036852][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.036970][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.037090][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.037209][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.037325][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.037499][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.037621][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.037736][   T67]  kthread (kernel/kthread.c:436)
[   40.037825][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.037973][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.038091][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.038210][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.038408][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.038528][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.038645][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.042035][   T67] ------------[ cut here ]------------
| [   40.042155][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   40.042397][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.042940][   T67] Tainted: [W]=WARN
[   40.043030][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.043175][   T67] Workqueue: netns cleanup_net
[   40.043296][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.043458][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.043875][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.044023][   T67] RAX: 00000000ffffffa6 RBX: ff110000133cc200 RCX: 1ff4000000090eed
[   40.044197][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cc2bc
[   40.044379][   T67] RBP: ff1100000e894000 R08: 1fe2200002679859 R09: ff110000090f8bd0
[   40.044558][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.044732][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.044907][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.045109][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.045256][   T67] CR2: 00007fd0d4bc4f98 CR3: 0000000060d4d004 CR4: 0000000000771ef0
[   40.046084][   T67] PKRU: 55555554
[   40.046172][   T67] Call Trace:
[   40.046257][   T67]  <TASK>
[   40.046318][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.046528][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.046672][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.046788][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.046907][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.047024][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.047140][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.047259][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.047429][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.047544][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.047663][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.047780][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.047897][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.048016][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.048132][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.048294][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.048462][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.048582][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.048702][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.048823][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.048937][   T67]  kthread (kernel/kthread.c:436)
[   40.049025][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.049168][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.049284][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.049453][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.049598][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.049714][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.049832][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.059025][   T67] ------------[ cut here ]------------
| [   40.059162][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   40.059418][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.059966][   T67] Tainted: [W]=WARN
[   40.060055][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.060205][   T67] Workqueue: netns cleanup_net
[   40.060327][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.060491][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.060904][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.061051][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d400740 RCX: 1ff4000000090eed
[   40.061226][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4007fc
[   40.061408][   T67] RBP: ff110000085b1000 R08: 1fe2200001a80101 R09: ff110000090f8bd0
[   40.061584][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   40.061757][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.061933][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.062137][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.062285][   T67] CR2: 00007f58ac9e92a0 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   40.062479][   T67] PKRU: 55555554
[   40.062565][   T67] Call Trace:
[   40.062652][   T67]  <TASK>
[   40.062713][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.062862][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.063007][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.063124][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.063241][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.063362][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.063482][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.063599][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.063718][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.063833][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.063953][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.064070][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.064185][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.064303][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.064426][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.064544][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.064663][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.064780][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.064902][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.065023][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.065140][   T67]  kthread (kernel/kthread.c:436)
[   40.065227][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.065384][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.065504][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.065621][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.065766][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.065882][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.066003][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.080683][   T67] ------------[ cut here ]------------
| [   40.080830][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   40.081080][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.081716][   T67] Tainted: [W]=WARN
[   40.081809][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.081963][   T67] Workqueue: netns cleanup_net
[   40.082091][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.082249][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.082745][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   40.082899][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d401700 RCX: 1ff4000000090eaf
[   40.083078][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4017bc
[   40.083258][   T67] RBP: ff1100000fd51000 R08: 1fe2200001a802f9 R09: ff110000090f8bd0
[   40.083499][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   40.083679][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e3c9000
[   40.083864][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.084076][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.084228][   T67] CR2: 00007f58ac9e92a0 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   40.084466][   T67] PKRU: 55555554
[   40.084556][   T67] Call Trace:
[   40.084646][   T67]  <TASK>
[   40.084709][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.084833][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.084925][   T67]  netif_close_many (net/core/dev.c:1804)
[   40.085047][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.085167][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.085288][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.085462][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   40.085585][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   40.085736][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.085891][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.086013][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.086168][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.086290][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.086463][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.086615][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   40.086740][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.086864][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   40.086990][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.087113][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   40.087237][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.087417][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.087537][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.087660][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.087785][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.087905][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.088029][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.088150][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.088274][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.088453][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.088575][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.088701][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.088827][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.088948][   T67]  kthread (kernel/kthread.c:436)
[   40.089040][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.089196][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.089317][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.089460][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.089615][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.089736][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.089858][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.092258][   T67] ------------[ cut here ]------------
| [   40.092416][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   40.092662][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.093229][   T67] Tainted: [W]=WARN
[   40.093322][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.093489][   T67] Workqueue: netns cleanup_net
[   40.093620][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.093784][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.094229][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   40.094393][   T67] RAX: 00000000ffffffa6 RBX: ff110000132b4200 RCX: 1ff4000000090eaf
[   40.094576][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b42bc
[   40.094760][   T67] RBP: ff1100000e3c9000 R08: 1fe2200002656859 R09: ff110000090f8bd0
[   40.094948][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   40.095133][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6f9000
[   40.095318][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.095548][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.095705][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59003 CR4: 0000000000771ef0
[   40.095891][   T67] PKRU: 55555554
[   40.095984][   T67] Call Trace:
[   40.096076][   T67]  <TASK>
[   40.096140][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.096263][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.096393][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.096488][   T67]  netif_close_many (net/core/dev.c:1804)
[   40.096613][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.096735][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.096856][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.096978][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   40.097102][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   40.097256][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.097419][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.097542][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.097696][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.097818][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.097941][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.098094][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   40.098219][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.098350][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   40.098478][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.098604][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   40.098729][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.098853][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.098976][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.099102][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.099226][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.099354][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.099485][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.099607][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.099731][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.099857][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.099980][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.100107][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.100234][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.100358][   T67]  kthread (kernel/kthread.c:436)
[   40.100458][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.100616][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.100739][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.100863][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.101022][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.101150][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.101276][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.103671][   T67] ------------[ cut here ]------------
| [   40.103798][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   40.104041][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.104620][   T67] Tainted: [W]=WARN
[   40.104713][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.104866][   T67] Workqueue: netns cleanup_net
[   40.104996][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.105153][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.105597][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   40.105749][   T67] RAX: 00000000ffffffa6 RBX: ff11000009a7a3c0 RCX: 1ff4000000090eaf
[   40.105932][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a7a47c
[   40.106115][   T67] RBP: ff1100000d6f9000 R08: 1fe220000134f491 R09: ff110000090f8bd0
[   40.106300][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   40.106503][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   40.106685][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.106900][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.107057][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59003 CR4: 0000000000771ef0
[   40.107244][   T67] PKRU: 55555554
[   40.107336][   T67] Call Trace:
[   40.107440][   T67]  <TASK>
[   40.107504][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.107631][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.107756][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.107851][   T67]  netif_close_many (net/core/dev.c:1804)
[   40.107975][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.108102][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.108224][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.108351][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   40.108481][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   40.108635][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.108795][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.108921][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.109074][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.109195][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.109322][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.109484][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   40.109609][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.109734][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   40.109858][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.109981][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   40.110105][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.110233][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.110363][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.110493][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.110617][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.110737][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.110863][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.110986][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.111110][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.111235][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.111360][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.111491][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.111617][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.111739][   T67]  kthread (kernel/kthread.c:436)
[   40.111831][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.111983][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.112105][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.112227][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.112393][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.112516][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.112640][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.115131][   T67] ------------[ cut here ]------------
| [   40.115255][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   40.116142][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.117038][   T67] Tainted: [W]=WARN
[   40.117128][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.117276][   T67] Workqueue: netns cleanup_net
[   40.117450][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.117606][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.118070][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   40.118218][   T67] RAX: 00000000ffffffa6 RBX: ff11000009a7be00 RCX: 1ff4000000090ed5
[   40.118444][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009a7bebc
[   40.118617][   T67] RBP: ff1100000fd51000 R08: 1fe220000134f7d9 R09: ff110000090f8bd0
[   40.118793][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.119022][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.119204][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.119458][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.119610][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59003 CR4: 0000000000771ef0
[   40.119832][   T67] PKRU: 55555554
[   40.119926][   T67] Call Trace:
[   40.120013][   T67]  <TASK>
[   40.120075][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.120224][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.120424][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.120542][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.120658][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.120809][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.120928][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   40.121047][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.121166][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   40.121287][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.121457][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.121574][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.121693][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.121813][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.121930][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.122049][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.122167][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.122285][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.122459][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.122576][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.122698][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.122819][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.122936][   T67]  kthread (kernel/kthread.c:436)
[   40.123025][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.123180][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.123298][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.123468][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.123618][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.123738][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.123857][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.133888][   T67] ------------[ cut here ]------------
| [   40.134024][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   40.134262][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.135614][   T67] Tainted: [W]=WARN
[   40.135703][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.135854][   T67] Workqueue: netns cleanup_net
[   40.135979][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.136134][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.136570][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   40.136719][   T67] RAX: 00000000ffffffa6 RBX: ff110000176923c0 RCX: 1ff4000000090ed5
[   40.136896][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001769247c
[   40.137070][   T67] RBP: ff1100000e3c9000 R08: 1fe2200002ed2491 R09: ff110000090f8bd0
[   40.137250][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   40.137443][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.137626][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.137839][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.137992][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   40.138176][   T67] PKRU: 55555554
[   40.138264][   T67] Call Trace:
[   40.138358][   T67]  <TASK>
[   40.138424][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.138575][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.138724][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.138843][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.138961][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.139118][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.139240][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   40.139364][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.139490][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   40.139610][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.139730][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.139847][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.139970][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.140092][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.140212][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.140332][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.140459][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.140578][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.140700][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.140819][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.140942][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.141067][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.141190][   T67]  kthread (kernel/kthread.c:436)
[   40.141284][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.141486][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.141605][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.141731][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.141884][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.142005][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.142128][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.144512][   T67] ------------[ cut here ]------------
| [   40.144635][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   40.144874][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.145434][   T67] Tainted: [W]=WARN
[   40.145523][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.145676][   T67] Workqueue: netns cleanup_net
[   40.145801][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.145956][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.146394][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   40.146544][   T67] RAX: 00000000ffffffa6 RBX: ff11000017693c40 RCX: 1ff4000000090ed5
[   40.146720][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017693cfc
[   40.146899][   T67] RBP: ff1100000d6f9000 R08: 1fe2200002ed27a1 R09: ff110000090f8bd0
[   40.147076][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   40.147253][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.147445][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.147650][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.147797][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   40.147976][   T67] PKRU: 55555554
[   40.148065][   T67] Call Trace:
[   40.148153][   T67]  <TASK>
[   40.148216][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.148385][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.148534][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.148653][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.148772][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   40.148927][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.149047][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   40.149169][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.149288][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   40.149416][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.149537][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.149660][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.149782][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.149904][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.150022][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.150140][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.150260][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.150396][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.150523][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.150642][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.150767][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.150890][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.151010][   T67]  kthread (kernel/kthread.c:436)
[   40.151105][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.151252][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.151380][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.151506][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.151655][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.151773][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.151894][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.188809][   T67] ------------[ cut here ]------------
| [   40.188948][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   40.189185][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.189749][   T67] Tainted: [W]=WARN
[   40.189839][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.189986][   T67] Workqueue: netns cleanup_net
[   40.190110][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.190263][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.190742][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.190893][   T67] RAX: 00000000ffffffa6 RBX: ff11000005f04ac0 RCX: 1ff4000000090eed
[   40.191068][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f04b7c
[   40.191241][   T67] RBP: ff1100000d6d1000 R08: 1fe2200000be0971 R09: ff110000090f8bd0
[   40.191460][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   40.191634][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.191814][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.192022][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.192168][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   40.192353][   T67] PKRU: 55555554
[   40.192447][   T67] Call Trace:
[   40.192534][   T67]  <TASK>
[   40.192596][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.192745][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.192894][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.193012][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.193129][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.193245][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.193374][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.193495][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.193614][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.193728][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.193847][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.193967][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.194085][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.194203][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.194321][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.194452][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.194572][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.194689][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.194811][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.194933][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.195049][   T67]  kthread (kernel/kthread.c:436)
[   40.195138][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.195282][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.195409][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.195528][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.195673][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.195792][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.195909][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.198079][   T67] ------------[ cut here ]------------
| [   40.198198][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   40.198665][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.199199][   T67] Tainted: [W]=WARN
[   40.199292][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.199457][   T67] Workqueue: netns cleanup_net
[   40.199578][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.199736][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.200152][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.200301][   T67] RAX: 00000000ffffffa6 RBX: ff110000021efa80 RCX: 1ff4000000090eed
[   40.200485][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021efb3c
[   40.200660][   T67] RBP: ff11000009a14000 R08: 1fe220000043df69 R09: ff110000090f8bd0
[   40.200836][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   40.201016][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.201193][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.201420][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.201567][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   40.201747][   T67] PKRU: 55555554
[   40.201836][   T67] Call Trace:
[   40.201925][   T67]  <TASK>
[   40.201986][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.202135][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.202281][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.202409][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.202530][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.202647][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.202767][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.202951][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.203073][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.203187][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.203305][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.203441][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.203561][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.203678][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.203797][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.203913][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.204034][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.204148][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.204269][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.204400][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.204516][   T67]  kthread (kernel/kthread.c:436)
[   40.204603][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.204749][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.204866][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.204982][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.205128][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.205243][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.205366][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.207970][   T67] ------------[ cut here ]------------
| [   40.208103][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   40.208456][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.209003][   T67] Tainted: [W]=WARN
[   40.209090][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.209238][   T67] Workqueue: netns cleanup_net
[   40.209420][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.209571][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.210068][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.210223][   T67] RAX: 00000000ffffffa6 RBX: ff110000021ef380 RCX: 1ff4000000090eed
[   40.210513][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ef43c
[   40.210685][   T67] RBP: ff11000015814000 R08: 1fe220000043de89 R09: ff110000090f8bd0
[   40.210858][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   40.211032][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.211207][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.211488][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.211634][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   40.211807][   T67] PKRU: 55555554
[   40.211931][   T67] Call Trace:
[   40.212022][   T67]  <TASK>
[   40.212085][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.212234][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.212731][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.212848][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.212965][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.213079][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.213198][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.213314][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.213484][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.213599][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.213718][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.213834][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.213950][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.214067][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.214185][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.214303][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.214476][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.214593][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.214713][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.214832][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.214948][   T67]  kthread (kernel/kthread.c:436)
[   40.215036][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.215182][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.215298][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.215467][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.215611][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.215727][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.215842][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.218748][   T67] ------------[ cut here ]------------
| [   40.218977][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   40.219474][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.220480][   T67] Tainted: [W]=WARN
[   40.220671][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.220933][   T67] Workqueue: netns cleanup_net
[   40.221166][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.221455][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.222096][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.222394][   T67] RAX: 00000000ffffffa6 RBX: ff110000021ee3c0 RCX: 1ff4000000090eed
[   40.222706][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ee47c
[   40.222981][   T67] RBP: ff11000012f41000 R08: 1fe220000043dc91 R09: ff110000090f8bd0
[   40.223202][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   40.223455][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.223678][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   40.223928][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.224123][   T67] CR2: 00007fc9a7e3955f CR3: 000000000fbe1002 CR4: 0000000000771ef0
[   40.224358][   T67] PKRU: 55555554
[   40.224510][   T67] Call Trace:
[   40.224652][   T67]  <TASK>
[   40.224759][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.224957][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.225148][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.225313][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.225500][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.225663][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.225831][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.225996][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.226162][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.226325][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.226519][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.226685][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.226846][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.227011][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.227180][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.227360][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.227539][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.227702][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.227870][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.228039][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.228203][   T67]  kthread (kernel/kthread.c:436)
[   40.228338][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.228559][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.228724][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.228889][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.229083][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.229248][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.229427][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.231826][   T67] ------------[ cut here ]------------
| [   40.231984][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   40.232258][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.232907][   T67] Tainted: [W]=WARN
[   40.233040][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.233233][   T67] Workqueue: netns cleanup_net
[   40.233426][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.233626][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.234084][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   40.234279][   T67] RAX: 00000000ffffffa6 RBX: ff110000021ee740 RCX: 1ff4000000090eed
[   40.234525][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ee7fc
[   40.234745][   T67] RBP: ff11000015cc1000 R08: 1fe220000043dd01 R09: ff110000090f8bd0
[   40.234964][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   40.235184][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.235426][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   40.235677][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.235869][   T67] CR2: 00007fc9a7e3955f CR3: 000000000fbe1002 CR4: 0000000000771ef0
[   40.236091][   T67] PKRU: 55555554
[   40.236226][   T67] Call Trace:
[   40.236386][   T67]  <TASK>
[   40.236494][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.236689][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.236878][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   40.237045][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   40.237210][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.237394][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   40.237562][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.237734][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   40.237902][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.238065][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.238233][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.238422][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.238587][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.238753][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.238917][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.239086][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.239253][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.239442][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.239615][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.239783][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.239947][   T67]  kthread (kernel/kthread.c:436)
[   40.240083][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.240279][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.240465][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.240630][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.240822][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.240986][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.241151][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.250061][  T776] ------------[ cut here ]------------
| [   40.250211][  T776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/776
| [   40.250456][  T776] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.251029][  T776] Tainted: [W]=WARN
[   40.251132][  T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.251299][  T776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.251487][  T776] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.251957][  T776] RSP: 0018:ffa000000134fa80 EFLAGS: 00010286
[   40.252123][  T776] RAX: 00000000ffffffa6 RBX: ff11000008d2da80 RCX: 1ff4000000269f16
[   40.252318][  T776] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008d2db3c
[   40.252522][  T776] RBP: ff11000009a41000 R08: 1fe22000011a5b69 R09: ff11000015cb8b80
[   40.252717][  T776] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.252913][  T776] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a41000
[   40.253112][  T776] FS:  00007fc9a7ad7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.253347][  T776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.253517][  T776] CR2: 00007fc9a7ce17d0 CR3: 000000000fbe1001 CR4: 0000000000771ef0
[   40.253714][  T776] PKRU: 55555554
[   40.253818][  T776] Call Trace:
[   40.253921][  T776]  <TASK>
[   40.253989][  T776]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.254122][  T776]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.254259][  T776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.254363][  T776]  register_netdevice (net/core/dev.c:11488)
[   40.254502][  T776]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.254667][  T776]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   40.254800][  T776]  register_netdev (net/core/dev.c:11552)
[   40.254933][  T776]  loopback_net_init (drivers/net/loopback.c:218)
[   40.255070][  T776]  ops_init (net/core/net_namespace.c:137)
[   40.255171][  T776]  setup_net (net/core/net_namespace.c:446)
[   40.255273][  T776]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.255417][  T776]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.255548][  T776]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.255680][  T776]  copy_net_ns (net/core/net_namespace.c:579)
[   40.255812][  T776]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.255947][  T776]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.256079][  T776]  ksys_unshare (kernel/fork.c:3243)
[   40.256212][  T776]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.256350][  T776]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.256489][  T776]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.256621][  T776]  ? __ia32_sys_open (fs/open.c:1374)
[   40.256754][  T776]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.256885][  T776]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.257019][  T776]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.257150][  T776]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.257281][  T776]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.257426][  T776]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.257589][  T776] RIP: 0033:0x7fc9a7d99bcb
[   40.257730][  T776] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.258203][  T776] RSP: 002b:00007ffd68f77598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   40.258418][  T776] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc9a7d99bcb
[   40.258615][  T776] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.258815][  T776] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.259013][  T776] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd68f797c0
[   40.259209][  T776] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68f7b889
| [   40.263819][  T776] ------------[ cut here ]------------
| [   40.263957][  T776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/776
| [   40.264184][  T776] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.264762][  T776] Tainted: [W]=WARN
[   40.264860][  T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.265023][  T776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.265194][  T776] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.265675][  T776] RSP: 0018:ffa000000134f918 EFLAGS: 00010286
[   40.265840][  T776] RAX: 00000000ffffffa6 RBX: ff1100000ebd5700 RCX: 1ff4000000269ee9
[   40.266035][  T776] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebd57bc
[   40.266231][  T776] RBP: ff11000015811000 R08: 1fe2200001d7aaf9 R09: ff11000015cb8b80
[   40.266438][  T776] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.266633][  T776] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015811000
[   40.266831][  T776] FS:  00007fc9a7ad7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.267064][  T776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.267228][  T776] CR2: 00007fc9a7ce17d0 CR3: 000000000fbe1001 CR4: 0000000000771ef0
[   40.267438][  T776] PKRU: 55555554
[   40.267537][  T776] Call Trace:
[   40.267635][  T776]  <TASK>
[   40.267703][  T776]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.267833][  T776]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.267966][  T776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.268066][  T776]  register_netdevice (net/core/dev.c:11488)
[   40.268198][  T776]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.268374][  T776]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   40.268510][  T776]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   40.268642][  T776]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   40.268773][  T776]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   40.268905][  T776]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   40.269035][  T776]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   40.269167][  T776]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   40.269298][  T776]  ops_init (net/core/net_namespace.c:137)
[   40.269412][  T776]  setup_net (net/core/net_namespace.c:446)
[   40.269512][  T776]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.269640][  T776]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.269772][  T776]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.269906][  T776]  copy_net_ns (net/core/net_namespace.c:579)
[   40.270038][  T776]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.270170][  T776]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.270301][  T776]  ksys_unshare (kernel/fork.c:3243)
[   40.270447][  T776]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.270577][  T776]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.270709][  T776]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.270839][  T776]  ? __ia32_sys_open (fs/open.c:1374)
[   40.270972][  T776]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.271101][  T776]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.271231][  T776]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.271366][  T776]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.271502][  T776]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.271633][  T776]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.271797][  T776] RIP: 0033:0x7fc9a7d99bcb
[   40.271932][  T776] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.272406][  T776] RSP: 002b:00007ffd68f77598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   40.272607][  T776] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc9a7d99bcb
[   40.272806][  T776] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.273002][  T776] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.273197][  T776] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd68f797c0
[   40.273404][  T776] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68f7b889
| [   40.277307][  T776] ------------[ cut here ]------------
| [   40.277459][  T776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/776
| [   40.277692][  T776] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.278275][  T776] Tainted: [W]=WARN
[   40.278388][  T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.278557][  T776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.278730][  T776] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.279205][  T776] RSP: 0018:ffa000000134f8f8 EFLAGS: 00010286
[   40.279383][  T776] RAX: 00000000ffffffa6 RBX: ff11000012e22900 RCX: 1ff4000000269ee5
[   40.279584][  T776] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e229bc
[   40.279786][  T776] RBP: ff1100000a05c000 R08: 1fe22000025c4539 R09: ff11000015cb8b80
[   40.279987][  T776] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.280188][  T776] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a05c000
[   40.280399][  T776] FS:  00007fc9a7ad7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.280633][  T776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.280802][  T776] CR2: 00007fc9a7ce17d0 CR3: 000000000fbe1001 CR4: 0000000000771ef0
[   40.281004][  T776] PKRU: 55555554
[   40.281103][  T776] Call Trace:
[   40.281203][  T776]  <TASK>
[   40.281272][  T776]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.281420][  T776]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.281552][  T776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.281654][  T776]  register_netdevice (net/core/dev.c:11488)
[   40.281790][  T776]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.281957][  T776]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   40.282092][  T776]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   40.282227][  T776]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   40.282367][  T776]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   40.282511][  T776]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   40.282646][  T776]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   40.282781][  T776]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   40.282916][  T776]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   40.283053][  T776]  vti_init_net (net/ipv4/ip_vti.c:517)
[   40.283188][  T776]  ops_init (net/core/net_namespace.c:137)
[   40.283292][  T776]  setup_net (net/core/net_namespace.c:446)
[   40.283405][  T776]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.283543][  T776]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.283676][  T776]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.283812][  T776]  copy_net_ns (net/core/net_namespace.c:579)
[   40.283948][  T776]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.284086][  T776]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.284221][  T776]  ksys_unshare (kernel/fork.c:3243)
[   40.284358][  T776]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.284497][  T776]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.284631][  T776]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.284765][  T776]  ? __ia32_sys_open (fs/open.c:1374)
[   40.284899][  T776]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.285032][  T776]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.285164][  T776]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.285299][  T776]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.285451][  T776]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.285584][  T776]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.285750][  T776] RIP: 0033:0x7fc9a7d99bcb
[   40.285889][  T776] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.286373][  T776] RSP: 002b:00007ffd68f77598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   40.286579][  T776] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc9a7d99bcb
[   40.286779][  T776] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.286981][  T776] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.287184][  T776] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd68f797c0
[   40.287395][  T776] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68f7b889
| [   40.289018][   T67] ------------[ cut here ]------------
| [   40.289190][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   40.289593][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.290528][   T67] Tainted: [W]=WARN
[   40.290707][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.290960][   T67] Workqueue: netns cleanup_net
[   40.291156][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.291468][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.291994][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   40.292198][   T67] RAX: 00000000ffffffa6 RBX: ff11000008cd2040 RCX: 1ff4000000090eaf
[   40.292456][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cd20fc
[   40.292753][   T67] RBP: ff1100000a2c4000 R08: 1fe220000119a421 R09: ff110000090f8bd0
[   40.293040][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   40.293323][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   40.293586][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   40.293888][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.294171][   T67] CR2: 00007fc9a7e3955f CR3: 000000000fbe1002 CR4: 0000000000771ef0
[   40.294529][   T67] PKRU: 55555554
[   40.294701][   T67] Call Trace:
[   40.294842][   T67]  <TASK>
[   40.294953][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.295181][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.295400][   T67]  netif_close_many (net/core/dev.c:1804)
[   40.295644][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.295883][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   40.296120][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   40.296510][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   40.296797][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   40.297036][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.297278][   T67]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   40.297603][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.297818][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.297994][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.298250][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   40.298450][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.298627][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   40.298803][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.299060][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.299235][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.299432][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.299608][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.299861][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.300037][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.300210][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.300405][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.300666][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.300839][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.301016][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.301193][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.301469][   T67]  kthread (kernel/kthread.c:436)
[   40.301613][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.301817][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.301993][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.302247][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.302475][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.302652][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.302827][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.306061][   T67] ------------[ cut here ]------------
| [   40.306230][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   40.307000][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.307922][   T67] Tainted: [W]=WARN
[   40.308192][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.308542][   T67] Workqueue: netns cleanup_net
[   40.308770][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.309026][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.309583][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   40.309894][   T67] RAX: 00000000ffffffa6 RBX: ff11000005091a80 RCX: 1ff4000000090ed5
[   40.310165][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005091b3c
[   40.310421][   T67] RBP: ff1100000a2c4000 R08: 1fe2200000a12369 R09: ff110000090f8bd0
[   40.310647][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   40.310873][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   40.311102][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   40.311383][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.311582][   T67] CR2: 00007fc9a7e3955f CR3: 000000000fbe1002 CR4: 0000000000771ef0
[   40.311812][   T67] PKRU: 55555554
[   40.311949][   T67] Call Trace:
[   40.312088][   T67]  <TASK>
[   40.312199][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   40.312425][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   40.312633][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.312807][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   40.312978][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   40.313147][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   40.313315][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   40.313512][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   40.313687][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   40.313859][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.314032][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   40.314203][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   40.314394][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   40.314580][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.314750][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.314966][   T67]  process_one_work (kernel/workqueue.c:3314)
[   40.315196][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   40.315389][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.315564][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   40.315765][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   40.315988][   T67]  kthread (kernel/kthread.c:436)
[   40.316138][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.316338][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.316540][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   40.316767][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   40.317006][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   40.317177][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   40.317360][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   40.331609][  T776] ------------[ cut here ]------------
| [   40.331759][  T776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/776
| [   40.331991][  T776] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.332585][  T776] Tainted: [W]=WARN
[   40.332685][  T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.332854][  T776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.333027][  T776] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.333513][  T776] RSP: 0018:ffa000000134fa78 EFLAGS: 00010286
[   40.333681][  T776] RAX: 00000000ffffffa6 RBX: ff11000008d2ce40 RCX: 1ff4000000269f15
[   40.333878][  T776] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008d2cefc
[   40.334077][  T776] RBP: ff1100000a2bc000 R08: 1fe22000011a59e1 R09: ff11000015cb8b80
[   40.334274][  T776] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.334489][  T776] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2bc000
[   40.334700][  T776] FS:  00007fc9a7ad7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.334933][  T776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.335100][  T776] CR2: 00007fc9a7ce17d0 CR3: 000000000fbe1001 CR4: 0000000000771ef0
[   40.335299][  T776] PKRU: 55555554
[   40.335411][  T776] Call Trace:
[   40.335512][  T776]  <TASK>
[   40.335581][  T776]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.335716][  T776]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.335850][  T776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.335952][  T776]  register_netdevice (net/core/dev.c:11488)
[   40.336088][  T776]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.336254][  T776]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.336401][  T776]  register_netdev (net/core/dev.c:11552)
[   40.336539][  T776]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   40.336676][  T776]  ops_init (net/core/net_namespace.c:137)
[   40.336778][  T776]  setup_net (net/core/net_namespace.c:446)
[   40.336879][  T776]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.337012][  T776]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.337147][  T776]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.337283][  T776]  copy_net_ns (net/core/net_namespace.c:579)
[   40.337432][  T776]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.337568][  T776]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.337703][  T776]  ksys_unshare (kernel/fork.c:3243)
[   40.337836][  T776]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.337969][  T776]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.338103][  T776]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.338238][  T776]  ? __ia32_sys_open (fs/open.c:1374)
[   40.338387][  T776]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.338520][  T776]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.338654][  T776]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.338789][  T776]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.338922][  T776]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.339056][  T776]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.339221][  T776] RIP: 0033:0x7fc9a7d99bcb
[   40.339367][  T776] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.339848][  T776] RSP: 002b:00007ffd68f77598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   40.340051][  T776] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc9a7d99bcb
[   40.340249][  T776] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.340458][  T776] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.340655][  T776] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd68f797c0
[   40.340854][  T776] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68f7b889
| [   40.350647][  T776] ------------[ cut here ]------------
| [   40.350790][  T776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/776
| [   40.351021][  T776] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.351607][  T776] Tainted: [W]=WARN
[   40.351707][  T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.351873][  T776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.352045][  T776] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.352529][  T776] RSP: 0018:ffa000000134fa68 EFLAGS: 00010286
[   40.352694][  T776] RAX: 00000000ffffffa6 RBX: ff11000005091380 RCX: 1ff4000000269f13
[   40.352890][  T776] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000509143c
[   40.353087][  T776] RBP: ff1100000a9dc000 R08: 1fe2200000a12289 R09: ff11000015cb8b80
[   40.353300][  T776] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.354040][  T776] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a9dc000
[   40.354242][  T776] FS:  00007fc9a7ad7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.354541][  T776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.354762][  T776] CR2: 00007fc9a7ce17d0 CR3: 000000000fbe1001 CR4: 0000000000771ef0
[   40.354961][  T776] PKRU: 55555554
[   40.355058][  T776] Call Trace:
[   40.355157][  T776]  <TASK>
[   40.355226][  T776]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.355426][  T776]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.355561][  T776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.355662][  T776]  register_netdevice (net/core/dev.c:11488)
[   40.355797][  T776]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.355968][  T776]  register_netdev (net/core/dev.c:11552)
[   40.356102][  T776]  sit_init_net (net/ipv6/sit.c:1860)
[   40.356238][  T776]  ops_init (net/core/net_namespace.c:137)
[   40.356339][  T776]  setup_net (net/core/net_namespace.c:446)
[   40.356507][  T776]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.356640][  T776]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.356773][  T776]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.356907][  T776]  copy_net_ns (net/core/net_namespace.c:579)
[   40.357042][  T776]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.357176][  T776]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.357313][  T776]  ksys_unshare (kernel/fork.c:3243)
[   40.357507][  T776]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.357640][  T776]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.357773][  T776]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.357907][  T776]  ? __ia32_sys_open (fs/open.c:1374)
[   40.358040][  T776]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.358172][  T776]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.358304][  T776]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.358499][  T776]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.358631][  T776]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.358762][  T776]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.358926][  T776] RIP: 0033:0x7fc9a7d99bcb
[   40.359065][  T776] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.359601][  T776] RSP: 002b:00007ffd68f77598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   40.359800][  T776] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc9a7d99bcb
[   40.359997][  T776] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.360192][  T776] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.360448][  T776] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd68f797c0
[   40.360645][  T776] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68f7b889
| [   40.365912][  T776] ------------[ cut here ]------------
| [   40.366060][  T776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/776
| [   40.366290][  T776] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.366884][  T776] Tainted: [W]=WARN
[   40.366988][  T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.367152][  T776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.367323][  T776] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.367804][  T776] RSP: 0018:ffa000000134fa78 EFLAGS: 00010286
[   40.367972][  T776] RAX: 00000000ffffffa6 RBX: ff1100000ebc3700 RCX: 1ff4000000269f15
[   40.368168][  T776] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ebc37bc
[   40.368375][  T776] RBP: ff1100000fa49000 R08: 1fe2200001d786f9 R09: ff11000015cb8b80
[   40.368578][  T776] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   40.368773][  T776] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fa49000
[   40.368973][  T776] FS:  00007fc9a7ad7840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.369206][  T776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.369393][  T776] CR2: 0000561705c5dd5c CR3: 000000000fbe1004 CR4: 0000000000771ef0
[   40.369594][  T776] PKRU: 55555554
[   40.369692][  T776] Call Trace:
[   40.369791][  T776]  <TASK>
[   40.369859][  T776]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.369997][  T776]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.370130][  T776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.370232][  T776]  register_netdevice (net/core/dev.c:11488)
[   40.370376][  T776]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.370542][  T776]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.370676][  T776]  register_netdev (net/core/dev.c:11552)
[   40.370807][  T776]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   40.370938][  T776]  ops_init (net/core/net_namespace.c:137)
[   40.371039][  T776]  setup_net (net/core/net_namespace.c:446)
[   40.371139][  T776]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.371270][  T776]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.371414][  T776]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.371548][  T776]  copy_net_ns (net/core/net_namespace.c:579)
[   40.371680][  T776]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.371815][  T776]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.371948][  T776]  ksys_unshare (kernel/fork.c:3243)
[   40.372081][  T776]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.372213][  T776]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.372350][  T776]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.372490][  T776]  ? __ia32_sys_open (fs/open.c:1374)
[   40.372622][  T776]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.372754][  T776]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.372886][  T776]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.373016][  T776]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.373147][  T776]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.373279][  T776]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.373455][  T776] RIP: 0033:0x7fc9a7d99bcb
[   40.373594][  T776] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.374064][  T776] RSP: 002b:00007ffd68f77598 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   40.374265][  T776] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc9a7d99bcb
[   40.374479][  T776] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.374675][  T776] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.374871][  T776] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd68f797c0
[   40.375067][  T776] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd68f7b889
| [   40.408251][  T777] ------------[ cut here ]------------
| [   40.408413][  T777] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/777
| [   40.408640][  T777] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.409201][  T777] Tainted: [W]=WARN
[   40.409299][  T777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.409484][  T777] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.409658][  T777] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.410122][  T777] RSP: 0018:ffa000000134f020 EFLAGS: 00010286
[   40.410286][  T777] RAX: 00000000ffffffa6 RBX: ff1100001186e3c0 RCX: 1ff4000000269dca
[   40.410496][  T777] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001186e47c
[   40.410688][  T777] RBP: ff11000009a41000 R08: 1fe220000230dc91 R09: ff11000015cbae58
[   40.410881][  T777] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   40.411073][  T777] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.411270][  T777] FS:  00007fefaf9ce840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.411509][  T777] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.411676][  T777] CR2: 00000000215a5988 CR3: 0000000012402005 CR4: 0000000000771ef0
[   40.411872][  T777] PKRU: 55555554
[   40.411969][  T777] Call Trace:
[   40.412067][  T777]  <TASK>
[   40.412137][  T777]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.412269][  T777]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.412379][  T777]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.412512][  T777]  __dev_notify_flags (net/core/dev.c:9787)
[   40.412645][  T777]  ? netif_change_name (net/core/dev.c:1495)
[   40.412775][  T777]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.412906][  T777]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.413038][  T777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.413169][  T777]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   40.413302][  T777]  netif_change_flags (net/core/dev.c:9820)
[   40.413451][  T777]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.413582][  T777]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.413714][  T777]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.413845][  T777]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.414009][  T777]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.414139][  T777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.414270][  T777]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.414413][  T777]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.414546][  T777]  ? __kernel_text_address (kernel/extable.c:79)
[   40.414675][  T777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.414808][  T777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.414936][  T777]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.415068][  T777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.415199][  T777]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.415329][  T777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.415475][  T777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.415605][  T777]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.415737][  T777]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   40.415871][  T777]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.416003][  T777]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.416135][  T777]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.416268][  T777]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.416412][  T777]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.416547][  T777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.416675][  T777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.416807][  T777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.416938][  T777]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.417067][  T777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.417200][  T777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.417328][  T777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.417478][  T777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.417607][  T777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.417739][  T777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.417872][  T777]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.418002][  T777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.418133][  T777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.418263][  T777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.418407][  T777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.418540][  T777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.418670][  T777]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.418800][  T777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.418934][  T777]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.419068][  T777]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.419196][  T777]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.419328][  T777]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.419471][  T777]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.419600][  T777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.419730][  T777]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.419863][  T777]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.419997][  T777]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.420129][  T777]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.420260][  T777]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.420482][  T777]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.420646][  T777]  ? move_addr_to_kernel (net/socket.c:258)
[   40.420776][  T777]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.420906][  T777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.421041][  T777]  ___sys_sendmsg (net/socket.c:2752)
[   40.421170][  T777]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.421333][  T777]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.421555][  T777]  __sys_sendmsg (net/socket.c:2784)
[   40.421685][  T777]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.421816][  T777]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.421984][  T777]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.422117][  T777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.422248][  T777]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.422437][  T777]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.422664][  T777]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.422795][  T777]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.422957][  T777] RIP: 0033:0x7fefafc0808e
[   40.423094][  T777] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.423626][  T777] RSP: 002b:00007ffca8a4dd40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.423820][  T777] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fefafc0808e
[   40.424016][  T777] RDX: 0000000000000000 RSI: 00007ffca8a4ddf0 RDI: 0000000000000005
[   40.424212][  T777] RBP: 00007ffca8a4dd50 R08: 0000000000000000 R09: 0000000000000000
[   40.424490][  T777] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47d
[   40.424683][  T777] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca8a4e4c0
| [   40.529472][  T780] ------------[ cut here ]------------
| [   40.529651][  T780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/780
| [   40.529886][  T780] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.530465][  T780] Tainted: [W]=WARN
[   40.530565][  T780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.530726][  T780] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.530898][  T780] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.531367][  T780] RSP: 0018:ffa000000143fa80 EFLAGS: 00010286
[   40.531585][  T780] RAX: 00000000ffffffa6 RBX: ff1100000be30e40 RCX: 1ff4000000287f16
[   40.531872][  T780] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000be30efc
[   40.532164][  T780] RBP: ff110000132f4000 R08: 1fe22000017c61e1 R09: ff1100000a83d180
[   40.532474][  T780] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.532730][  T780] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000132f4000
[   40.533023][  T780] FS:  00007fb8d71dc840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.533388][  T780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.533631][  T780] CR2: 00007fb8d73ddc20 CR3: 00000000054b5001 CR4: 0000000000771ef0
[   40.533855][  T780] PKRU: 55555554
[   40.534000][  T780] Call Trace:
[   40.534144][  T780]  <TASK>
[   40.534244][  T780]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.534463][  T780]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.534667][  T780]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.534800][  T780]  register_netdevice (net/core/dev.c:11488)
[   40.534933][  T780]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.535107][  T780]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   40.535298][  T780]  register_netdev (net/core/dev.c:11552)
[   40.535472][  T780]  loopback_net_init (drivers/net/loopback.c:218)
[   40.535605][  T780]  ops_init (net/core/net_namespace.c:137)
[   40.535707][  T780]  setup_net (net/core/net_namespace.c:446)
[   40.535807][  T780]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.535936][  T780]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.536068][  T780]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.536204][  T780]  copy_net_ns (net/core/net_namespace.c:579)
[   40.536336][  T780]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.536485][  T780]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.536652][  T780]  ksys_unshare (kernel/fork.c:3243)
[   40.536841][  T780]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.537037][  T780]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.537236][  T780]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.537462][  T780]  ? __ia32_sys_open (fs/open.c:1374)
[   40.537615][  T780]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.537769][  T780]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.537958][  T780]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.538153][  T780]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.538376][  T780]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.538572][  T780]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.538749][  T780] RIP: 0033:0x7fb8d749ebcb
[   40.538887][  T780] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.539457][  T780] RSP: 002b:00007ffd268c4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   40.539657][  T780] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8d749ebcb
[   40.539851][  T780] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.540048][  T780] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.540242][  T780] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd268c62a0
[   40.540461][  T780] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd268c6889
| [   40.546385][  T780] ------------[ cut here ]------------
| [   40.546565][  T780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/780
| [   40.546795][  T780] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.547376][  T780] Tainted: [W]=WARN
[   40.547477][  T780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.547641][  T780] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.547809][  T780] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.548277][  T780] RSP: 0018:ffa000000143f918 EFLAGS: 00010286
[   40.548453][  T780] RAX: 00000000ffffffa6 RBX: ff1100000bb66580 RCX: 1ff4000000287ee9
[   40.548649][  T780] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb6663c
[   40.548844][  T780] RBP: ff1100000ff11000 R08: 1fe220000176ccc9 R09: ff1100000a83d180
[   40.549039][  T780] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.549234][  T780] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ff11000
[   40.549444][  T780] FS:  00007fb8d71dc840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.549674][  T780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.549839][  T780] CR2: 00007fb8d73ddc20 CR3: 00000000054b5001 CR4: 0000000000771ef0
[   40.550038][  T780] PKRU: 55555554
[   40.550138][  T780] Call Trace:
[   40.550238][  T780]  <TASK>
[   40.550305][  T780]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.550450][  T780]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.550580][  T780]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.550679][  T780]  register_netdevice (net/core/dev.c:11488)
[   40.550812][  T780]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.550974][  T780]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   40.551105][  T780]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   40.551236][  T780]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   40.551458][  T780]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   40.551659][  T780]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   40.551789][  T780]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   40.551926][  T780]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   40.552059][  T780]  ops_init (net/core/net_namespace.c:137)
[   40.552159][  T780]  setup_net (net/core/net_namespace.c:446)
[   40.552258][  T780]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.552446][  T780]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.552575][  T780]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.552706][  T780]  copy_net_ns (net/core/net_namespace.c:579)
[   40.552838][  T780]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.552974][  T780]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.553104][  T780]  ksys_unshare (kernel/fork.c:3243)
[   40.553234][  T780]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.553450][  T780]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.553580][  T780]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.553709][  T780]  ? __ia32_sys_open (fs/open.c:1374)
[   40.553840][  T780]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.553970][  T780]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.554099][  T780]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.554229][  T780]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.554424][  T780]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.554554][  T780]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.554713][  T780] RIP: 0033:0x7fb8d749ebcb
[   40.554848][  T780] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.555311][  T780] RSP: 002b:00007ffd268c4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   40.555575][  T780] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8d749ebcb
[   40.555769][  T780] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.555964][  T780] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.556156][  T780] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd268c62a0
[   40.556410][  T780] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd268c6889
| [   40.561420][  T780] ------------[ cut here ]------------
| [   40.561558][  T780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/780
| [   40.561784][  T780] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.562357][  T780] Tainted: [W]=WARN
[   40.562495][  T780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.562709][  T780] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.562929][  T780] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.563538][  T780] RSP: 0018:ffa000000143f8f8 EFLAGS: 00010286
[   40.563705][  T780] RAX: 00000000ffffffa6 RBX: ff110000132bd380 RCX: 1ff4000000287ee5
[   40.563899][  T780] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132bd43c
[   40.564096][  T780] RBP: ff11000011a31000 R08: 1fe2200002657a89 R09: ff1100000a83d180
[   40.564365][  T780] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.564660][  T780] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011a31000
[   40.564959][  T780] FS:  00007fb8d71dc840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.565243][  T780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.565491][  T780] CR2: 00007fb8d73ddc20 CR3: 00000000054b5001 CR4: 0000000000771ef0
[   40.565783][  T780] PKRU: 55555554
[   40.565933][  T780] Call Trace:
[   40.566083][  T780]  <TASK>
[   40.566183][  T780]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.566328][  T780]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.566520][  T780]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.566670][  T780]  register_netdevice (net/core/dev.c:11488)
[   40.566869][  T780]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.567117][  T780]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   40.567314][  T780]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   40.567465][  T780]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   40.567648][  T780]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   40.567848][  T780]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   40.568045][  T780]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   40.568250][  T780]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   40.568452][  T780]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   40.568599][  T780]  vti_init_net (net/ipv4/ip_vti.c:517)
[   40.568794][  T780]  ops_init (net/core/net_namespace.c:137)
[   40.568945][  T780]  setup_net (net/core/net_namespace.c:446)
[   40.569097][  T780]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.569299][  T780]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.569512][  T780]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.569647][  T780]  copy_net_ns (net/core/net_namespace.c:579)
[   40.569835][  T780]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.570032][  T780]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.570231][  T780]  ksys_unshare (kernel/fork.c:3243)
[   40.570449][  T780]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.570644][  T780]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.570777][  T780]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.570909][  T780]  ? __ia32_sys_open (fs/open.c:1374)
[   40.571075][  T780]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.571262][  T780]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.571431][  T780]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.571564][  T780]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.571698][  T780]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.571830][  T780]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.571992][  T780] RIP: 0033:0x7fb8d749ebcb
[   40.572131][  T780] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.572615][  T780] RSP: 002b:00007ffd268c4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   40.572815][  T780] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8d749ebcb
[   40.573011][  T780] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.573208][  T780] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.573419][  T780] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd268c62a0
[   40.573618][  T780] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd268c6889
| [   40.577800][  T780] ------------[ cut here ]------------
| [   40.577939][  T780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/780
| [   40.578163][  T780] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.578749][  T780] Tainted: [W]=WARN
[   40.578847][  T780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.579011][  T780] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.579182][  T780] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.579659][  T780] RSP: 0018:ffa000000143fa78 EFLAGS: 00010286
[   40.579825][  T780] RAX: 00000000ffffffa6 RBX: ff110000132bd700 RCX: 1ff4000000287f15
[   40.580021][  T780] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132bd7bc
[   40.580217][  T780] RBP: ff1100000ef01000 R08: 1fe2200002657af9 R09: ff1100000a83d180
[   40.580423][  T780] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.580622][  T780] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ef01000
[   40.580821][  T780] FS:  00007fb8d71dc840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.581051][  T780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.581215][  T780] CR2: 00007fb8d73ddc20 CR3: 00000000054b5001 CR4: 0000000000771ef0
[   40.581428][  T780] PKRU: 55555554
[   40.581529][  T780] Call Trace:
[   40.581627][  T780]  <TASK>
[   40.581695][  T780]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.581825][  T780]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.581956][  T780]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.582056][  T780]  register_netdevice (net/core/dev.c:11488)
[   40.582188][  T780]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.582356][  T780]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.582498][  T780]  register_netdev (net/core/dev.c:11552)
[   40.582628][  T780]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   40.582760][  T780]  ops_init (net/core/net_namespace.c:137)
[   40.582861][  T780]  setup_net (net/core/net_namespace.c:446)
[   40.582960][  T780]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.583090][  T780]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.583224][  T780]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.583360][  T780]  copy_net_ns (net/core/net_namespace.c:579)
[   40.583499][  T780]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.583632][  T780]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.583764][  T780]  ksys_unshare (kernel/fork.c:3243)
[   40.583896][  T780]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.584026][  T780]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.584159][  T780]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.584293][  T780]  ? __ia32_sys_open (fs/open.c:1374)
[   40.584439][  T780]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.584570][  T780]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.584700][  T780]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.584830][  T780]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.584962][  T780]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.585094][  T780]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.585258][  T780] RIP: 0033:0x7fb8d749ebcb
[   40.585407][  T780] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.585880][  T780] RSP: 002b:00007ffd268c4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   40.586080][  T780] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8d749ebcb
[   40.586274][  T780] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.586486][  T780] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.586683][  T780] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd268c62a0
[   40.586880][  T780] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd268c6889
| [   40.591478][  T780] ------------[ cut here ]------------
| [   40.591640][  T780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/780
| [   40.591869][  T780] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.593129][  T780] Tainted: [W]=WARN
[   40.593229][  T780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.593458][  T780] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.593629][  T780] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.594091][  T780] RSP: 0018:ffa000000143fa68 EFLAGS: 00010286
[   40.594254][  T780] RAX: 00000000ffffffa6 RBX: ff1100000971f1c0 RCX: 1ff4000000287f13
[   40.594515][  T780] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971f27c
[   40.594768][  T780] RBP: ff110000099fc000 R08: 1fe22000012e3e51 R09: ff1100000a83d180
[   40.594965][  T780] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.595159][  T780] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000099fc000
[   40.595418][  T780] FS:  00007fb8d71dc840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.595646][  T780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.595808][  T780] CR2: 00007fb8d73ddc20 CR3: 00000000054b5001 CR4: 0000000000771ef0
[   40.596004][  T780] PKRU: 55555554
[   40.596101][  T780] Call Trace:
[   40.596200][  T780]  <TASK>
[   40.596268][  T780]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.596461][  T780]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.596592][  T780]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.596692][  T780]  register_netdevice (net/core/dev.c:11488)
[   40.596825][  T780]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.596991][  T780]  register_netdev (net/core/dev.c:11552)
[   40.597121][  T780]  sit_init_net (net/ipv6/sit.c:1860)
[   40.597256][  T780]  ops_init (net/core/net_namespace.c:137)
[   40.597415][  T780]  setup_net (net/core/net_namespace.c:446)
[   40.597515][  T780]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.597646][  T780]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.597777][  T780]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.597908][  T780]  copy_net_ns (net/core/net_namespace.c:579)
[   40.598039][  T780]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.598174][  T780]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.598306][  T780]  ksys_unshare (kernel/fork.c:3243)
[   40.598500][  T780]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.598631][  T780]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.598761][  T780]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.598891][  T780]  ? __ia32_sys_open (fs/open.c:1374)
[   40.599022][  T780]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.599154][  T780]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.599431][  T780]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.599563][  T780]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.599693][  T780]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.599823][  T780]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.599984][  T780] RIP: 0033:0x7fb8d749ebcb
[   40.600122][  T780] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.600740][  T780] RSP: 002b:00007ffd268c4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   40.600936][  T780] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8d749ebcb
[   40.601129][  T780] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.601476][  T780] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.601670][  T780] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd268c62a0
[   40.601864][  T780] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd268c6889
| [   40.613108][  T780] ------------[ cut here ]------------
| [   40.613253][  T780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/780
| [   40.613570][  T780] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.614145][  T780] Tainted: [W]=WARN
[   40.614248][  T780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.614425][  T780] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.614602][  T780] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.615067][  T780] RSP: 0018:ffa000000143fa78 EFLAGS: 00010286
[   40.615235][  T780] RAX: 00000000ffffffa6 RBX: ff11000012499e00 RCX: 1ff4000000287f15
[   40.615448][  T780] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012499ebc
[   40.615645][  T780] RBP: ff1100000f489000 R08: 1fe22000024933d9 R09: ff1100000a83d180
[   40.615842][  T780] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.616041][  T780] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f489000
[   40.616239][  T780] FS:  00007fb8d71dc840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   40.616509][  T780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.616678][  T780] CR2: 00007fc9a7ce17d0 CR3: 00000000054b5002 CR4: 0000000000771ef0
[   40.616881][  T780] PKRU: 55555554
[   40.616981][  T780] Call Trace:
[   40.617080][  T780]  <TASK>
[   40.617148][  T780]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.617283][  T780]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.617425][  T780]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.617527][  T780]  register_netdevice (net/core/dev.c:11488)
[   40.617661][  T780]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   40.617825][  T780]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.617963][  T780]  register_netdev (net/core/dev.c:11552)
[   40.618096][  T780]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   40.618230][  T780]  ops_init (net/core/net_namespace.c:137)
[   40.618331][  T780]  setup_net (net/core/net_namespace.c:446)
[   40.618444][  T780]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   40.618578][  T780]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   40.618710][  T780]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   40.618845][  T780]  copy_net_ns (net/core/net_namespace.c:579)
[   40.618978][  T780]  create_new_namespaces (kernel/nsproxy.c:132)
[   40.619114][  T780]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   40.619248][  T780]  ksys_unshare (kernel/fork.c:3243)
[   40.619391][  T780]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.619523][  T780]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   40.619654][  T780]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   40.619787][  T780]  ? __ia32_sys_open (fs/open.c:1374)
[   40.619920][  T780]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   40.620053][  T780]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   40.620186][  T780]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.620317][  T780]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.620463][  T780]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.620594][  T780]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.620758][  T780] RIP: 0033:0x7fb8d749ebcb
[   40.620900][  T780] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   40.621380][  T780] RSP: 002b:00007ffd268c4078 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   40.621580][  T780] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8d749ebcb
[   40.621778][  T780] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   40.621973][  T780] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   40.622170][  T780] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd268c62a0
[   40.622378][  T780] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd268c6889
| [   40.653837][  T781] ------------[ cut here ]------------
| [   40.654026][  T781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/781
| [   40.654300][  T781] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.654990][  T781] Tainted: [W]=WARN
[   40.655136][  T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.655359][  T781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.655586][  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
[   40.656105][  T781] RSP: 0018:ffa000000137f020 EFLAGS: 00010286
[   40.656315][  T781] RAX: 00000000ffffffa6 RBX: ff11000004d8da80 RCX: 1ff400000026fdca
[   40.656586][  T781] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d8db3c
[   40.656832][  T781] RBP: ff110000132f4000 R08: 1fe22000009b1b69 R09: ff1100000a83ae58
[   40.657073][  T781] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   40.657312][  T781] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.657577][  T781] FS:  00007ff8e374d840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   40.657856][  T781] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.658065][  T781] CR2: 0000000027c14988 CR3: 000000000eedf006 CR4: 0000000000771ef0
[   40.658306][  T781] PKRU: 55555554
[   40.658470][  T781] Call Trace:
[   40.658615][  T781]  <TASK>
[   40.658729][  T781]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.658910][  T781]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.659058][  T781]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.659235][  T781]  __dev_notify_flags (net/core/dev.c:9787)
[   40.659449][  T781]  ? netif_change_name (net/core/dev.c:1495)
[   40.659636][  T781]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.659816][  T781]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.659992][  T781]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.660172][  T781]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   40.660378][  T781]  netif_change_flags (net/core/dev.c:9820)
[   40.660559][  T781]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.660737][  T781]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.660918][  T781]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.661097][  T781]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.661307][  T781]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.661506][  T781]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.661685][  T781]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.661862][  T781]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.662042][  T781]  ? __kernel_text_address (kernel/extable.c:79)
[   40.662222][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.662422][  T781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.662599][  T781]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.662781][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.662961][  T781]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.663139][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.663316][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.663521][  T781]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.663700][  T781]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   40.663878][  T781]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.664068][  T781]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.664252][  T781]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.664454][  T781]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.664637][  T781]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.664817][  T781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.664992][  T781]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.665170][  T781]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.665359][  T781]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.665545][  T781]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.665730][  T781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.665908][  T781]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.666088][  T781]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.666267][  T781]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.666463][  T781]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.666642][  T781]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.666820][  T781]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.666998][  T781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.667179][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.667379][  T781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.667555][  T781]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.667735][  T781]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.667913][  T781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.668091][  T781]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.668271][  T781]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.668472][  T781]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.668654][  T781]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.668835][  T781]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.669014][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.669194][  T781]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.669397][  T781]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.669580][  T781]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.669763][  T781]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.669947][  T781]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.670125][  T781]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.670333][  T781]  ? move_addr_to_kernel (net/socket.c:258)
[   40.670531][  T781]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.670709][  T781]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.670889][  T781]  ___sys_sendmsg (net/socket.c:2752)
[   40.671066][  T781]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.671279][  T781]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.671494][  T781]  __sys_sendmsg (net/socket.c:2784)
[   40.671675][  T781]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.671853][  T781]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.672073][  T781]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.672255][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.672455][  T781]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.672655][  T781]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.672833][  T781]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.673010][  T781]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.673220][  T781] RIP: 0033:0x7ff8e398708e
[   40.673424][  T781] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.673937][  T781] RSP: 002b:00007ffe86213380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.674183][  T781] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff8e398708e
[   40.674448][  T781] RDX: 0000000000000000 RSI: 00007ffe86213430 RDI: 0000000000000005
[   40.674688][  T781] RBP: 00007ffe86213390 R08: 0000000000000000 R09: 0000000000000000
[   40.674934][  T781] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47d
[   40.675174][  T781] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe86213b00
| [   40.793114][  T784] ------------[ cut here ]------------
| [   40.793282][  T784] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/784
| [   40.793544][  T784] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.794156][  T784] Tainted: [W]=WARN
[   40.794262][  T784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.794453][  T784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.794635][  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
[   40.795142][  T784] RSP: 0018:ffa000000144ee30 EFLAGS: 00010286
[   40.795317][  T784] RAX: 00000000ffffffa6 RBX: ff110000052ee580 RCX: 1ff4000000289d8c
[   40.795533][  T784] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052ee63c
[   40.795739][  T784] RBP: ff110000158ac000 R08: 1fe2200000a5dcc9 R09: ff1100000fa72e80
[   40.795951][  T784] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.796154][  T784] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000094b2700
[   40.796364][  T784] FS:  00007f653d740840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.796613][  T784] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.796787][  T784] CR2: 000000000042ebe0 CR3: 000000000ce8d001 CR4: 0000000000771ef0
[   40.796993][  T784] PKRU: 55555554
[   40.797096][  T784] Call Trace:
[   40.797199][  T784]  <TASK>
[   40.797271][  T784]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.797421][  T784]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.797524][  T784]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   40.797697][  T784]  __dev_notify_flags (net/core/dev.c:9787)
[   40.797835][  T784]  ? netif_change_name (net/core/dev.c:1495)
[   40.797972][  T784]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.798116][  T784]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.798253][  T784]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.798400][  T784]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   40.798539][  T784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.798676][  T784]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.798814][  T784]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   40.798951][  T784]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   40.799088][  T784]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   40.799227][  T784]  veth_newlink (drivers/net/veth.c:1871)
[   40.799377][  T784]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   40.799514][  T784]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.799652][  T784]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.799790][  T784]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   40.799943][  T784]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   40.800080][  T784]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   40.800218][  T784]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   40.800360][  T784]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   40.800506][  T784]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   40.800646][  T784]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   40.800784][  T784]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.800922][  T784]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.801062][  T784]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.801206][  T784]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.801353][  T784]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.801501][  T784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.801638][  T784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.801777][  T784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.801914][  T784]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.802055][  T784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.802199][  T784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.802338][  T784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.802486][  T784]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.802625][  T784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.802764][  T784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.802906][  T784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.803048][  T784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.803188][  T784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.803326][  T784]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.803473][  T784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.803610][  T784]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.803750][  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))
[   40.803887][  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))
[   40.804028][  T784]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.804167][  T784]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.804307][  T784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.804459][  T784]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.804599][  T784]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.804738][  T784]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.804877][  T784]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.805017][  T784]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.805154][  T784]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.805326][  T784]  ? move_addr_to_kernel (net/socket.c:258)
[   40.805483][  T784]  ___sys_sendmsg (net/socket.c:2752)
[   40.805619][  T784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.805756][  T784]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.805902][  T784]  ? 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))
[   40.806043][  T784]  __sys_sendmsg (net/socket.c:2784)
[   40.806182][  T784]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.806325][  T784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.806475][  T784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.806614][  T784]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.806754][  T784]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.806893][  T784]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.807034][  T784]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.807206][  T784] RIP: 0033:0x7f653d97a08e
[   40.807357][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.807977][  T784] RSP: 002b:00007fff3eb60f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.808187][  T784] RAX: ffffffffffffffda RBX: 00007fff3eb616d0 RCX: 00007f653d97a08e
[   40.808408][  T784] RDX: 0000000000000000 RSI: 00007fff3eb60fe0 RDI: 0000000000000005
[   40.808620][  T784] RBP: 00007fff3eb60f40 R08: 0000000000000000 R09: 0000000000000000
[   40.808826][  T784] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   40.809036][  T784] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3eb616a0
| [   40.818796][  T784] ------------[ cut here ]------------
| [   40.818964][  T784] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/784
| [   40.819199][  T784] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.819801][  T784] Tainted: [W]=WARN
[   40.819905][  T784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.820074][  T784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.820252][  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
[   40.820752][  T784] RSP: 0018:ffa000000144f1b0 EFLAGS: 00010286
[   40.820922][  T784] RAX: 00000000ffffffa6 RBX: ff11000005b3f540 RCX: 1ff4000000289dfc
[   40.821122][  T784] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005b3f5fc
[   40.821323][  T784] RBP: ff110000158a9000 R08: 1fe2200000b67ec1 R09: ff1100000fa72e80
[   40.821534][  T784] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.821734][  T784] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   40.821936][  T784] FS:  00007f653d740840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.822174][  T784] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.822350][  T784] CR2: 000000000042ebe0 CR3: 000000000ce8d001 CR4: 0000000000771ef0
[   40.822557][  T784] PKRU: 55555554
[   40.822658][  T784] Call Trace:
[   40.822757][  T784]  <TASK>
[   40.822827][  T784]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.822966][  T784]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.823070][  T784]  __dev_notify_flags (net/core/dev.c:9787)
[   40.823204][  T784]  ? netif_change_name (net/core/dev.c:1495)
[   40.823339][  T784]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   40.823483][  T784]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   40.823618][  T784]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   40.823753][  T784]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   40.823890][  T784]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.824024][  T784]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.824156][  T784]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.824295][  T784]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.824603][  T784]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.824738][  T784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.824871][  T784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.825003][  T784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.825138][  T784]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.825269][  T784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.825423][  T784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.825557][  T784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.825690][  T784]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.825823][  T784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.825957][  T784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.826089][  T784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.826226][  T784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.826362][  T784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.826505][  T784]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.826638][  T784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.826770][  T784]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.826907][  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))
[   40.827040][  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))
[   40.827177][  T784]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.827312][  T784]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.827456][  T784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.827590][  T784]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.827725][  T784]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.827858][  T784]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.827994][  T784]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.828129][  T784]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.828265][  T784]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.828442][  T784]  ? move_addr_to_kernel (net/socket.c:258)
[   40.828580][  T784]  ___sys_sendmsg (net/socket.c:2752)
[   40.828712][  T784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.828845][  T784]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.828988][  T784]  ? 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))
[   40.829124][  T784]  __sys_sendmsg (net/socket.c:2784)
[   40.829259][  T784]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.829405][  T784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.829541][  T784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.829674][  T784]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.829806][  T784]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.829939][  T784]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.830072][  T784]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.830236][  T784] RIP: 0033:0x7f653d97a08e
[   40.830390][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.830862][  T784] RSP: 002b:00007fff3eb60f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.831063][  T784] RAX: ffffffffffffffda RBX: 00007fff3eb616d0 RCX: 00007f653d97a08e
[   40.831262][  T784] RDX: 0000000000000000 RSI: 00007fff3eb60fe0 RDI: 0000000000000005
[   40.831470][  T784] RBP: 00007fff3eb60f40 R08: 0000000000000000 R09: 0000000000000000
[   40.831668][  T784] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   40.831867][  T784] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3eb616a0
| [   40.873915][  T785] ------------[ cut here ]------------
| [   40.874118][  T785] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/785
| [   40.874420][  T785] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.875048][  T785] Tainted: [W]=WARN
[   40.875145][  T785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.875366][  T785] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.875599][  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
[   40.876056][  T785] RSP: 0018:ffa000000145eff8 EFLAGS: 00010286
[   40.876250][  T785] RAX: 00000000ffffffa6 RBX: ff1100000d464900 RCX: 1ff400000028bdc5
[   40.876538][  T785] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4649bc
[   40.876812][  T785] RBP: ff110000158a9000 R08: 1fe2200001a8c939 R09: ff1100000fc82e58
[   40.877092][  T785] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   40.877393][  T785] R13: 0000000000000000 R14: ffa000000145f140 R15: ff110000098bedd0
[   40.877601][  T785] FS:  00007f6faf95b840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.877851][  T785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.878079][  T785] CR2: 00007fee3de61110 CR3: 0000000012ae4005 CR4: 0000000000771ef0
[   40.878354][  T785] PKRU: 55555554
[   40.878501][  T785] Call Trace:
[   40.878643][  T785]  <TASK>
[   40.878744][  T785]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   40.878933][  T785]  __dev_change_net_namespace (net/core/dev.c:12635)
[   40.879174][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.879360][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.879498][  T785]  ? default_device_exit_batch (net/core/dev.c:13091)
[   40.879657][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.879784][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.879910][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.880040][  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))
[   40.880168][  T785]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   40.880295][  T785]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   40.880437][  T785]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   40.880566][  T785]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.880694][  T785]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.880857][  T785]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.880983][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.881109][  T785]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.881235][  T785]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.881374][  T785]  ? __kernel_text_address (kernel/extable.c:79)
[   40.881507][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.881636][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.881764][  T785]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.881891][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.882019][  T785]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.882142][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.882267][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.882409][  T785]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.882539][  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)
[   40.882665][  T785]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.882794][  T785]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.882923][  T785]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.883048][  T785]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.883178][  T785]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.883308][  T785]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.883456][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.883581][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.883707][  T785]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.883836][  T785]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.883962][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.884091][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.884216][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.884347][  T785]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.884480][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.884606][  T785]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.884735][  T785]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.884862][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.884987][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.885114][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.885241][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.885377][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.885508][  T785]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.885634][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.885764][  T785]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.885893][  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))
[   40.886019][  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))
[   40.886146][  T785]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.886273][  T785]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.886413][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.886541][  T785]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.886670][  T785]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.886797][  T785]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.886926][  T785]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.887053][  T785]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.887181][  T785]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.887337][  T785]  ? move_addr_to_kernel (net/socket.c:258)
[   40.887480][  T785]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.887610][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.887758][  T785]  ___sys_sendmsg (net/socket.c:2752)
[   40.887884][  T785]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.888041][  T785]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.888181][  T785]  __sys_sendmsg (net/socket.c:2784)
[   40.888308][  T785]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.888448][  T785]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.888608][  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)
[   40.888736][  T785]  ? 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)
[   40.888864][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.888992][  T785]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.889119][  T785]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.889247][  T785]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.889392][  T785]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.889549][  T785] RIP: 0033:0x7f6fafb9508e
[   40.889689][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.890143][  T785] RSP: 002b:00007ffdb186e990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.890336][  T785] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6fafb9508e
[   40.890604][  T785] RDX: 0000000000000000 RSI: 00007ffdb186ea40 RDI: 0000000000000005
[   40.890795][  T785] RBP: 00007ffdb186e9a0 R08: 0000000000000000 R09: 0000000000000000
[   40.890986][  T785] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   40.891176][  T785] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb186f100
| [   40.894318][  T785] ------------[ cut here ]------------
| [   40.894492][  T785] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/785
| [   40.894720][  T785] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.895278][  T785] Tainted: [W]=WARN
[   40.895388][  T785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.895551][  T785] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.895718][  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
[   40.896268][  T785] RSP: 0018:ffa000000145efc0 EFLAGS: 00010286
[   40.896467][  T785] RAX: 00000000ffffffa6 RBX: ff1100000bb671c0 RCX: 1ff400000028bdbe
[   40.896658][  T785] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000bb6727c
[   40.896850][  T785] RBP: ff110000158a9000 R08: 1fe220000176ce51 R09: ff1100000fc82e58
[   40.897041][  T785] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   40.897233][  T785] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000098bedd0
[   40.897442][  T785] FS:  00007f6faf95b840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   40.897674][  T785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.897833][  T785] CR2: 00007fee3de61110 CR3: 0000000012ae4005 CR4: 0000000000771ef0
[   40.898030][  T785] PKRU: 55555554
[   40.898126][  T785] Call Trace:
[   40.898223][  T785]  <TASK>
[   40.898289][  T785]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.898459][  T785]  ? notifier_call_chain (kernel/notifier.c:85)
[   40.898597][  T785]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.898698][  T785]  __dev_change_net_namespace (net/core/dev.c:12695)
[   40.898861][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.898989][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.899132][  T785]  ? default_device_exit_batch (net/core/dev.c:13091)
[   40.899368][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.899515][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.899646][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.899774][  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))
[   40.899904][  T785]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   40.900057][  T785]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   40.900249][  T785]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   40.900397][  T785]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.900527][  T785]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.900690][  T785]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.900817][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.900979][  T785]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.901171][  T785]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.901325][  T785]  ? __kernel_text_address (kernel/extable.c:79)
[   40.901526][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.901718][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.901909][  T785]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.902104][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.902293][  T785]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.902447][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.902625][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.902812][  T785]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.903001][  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)
[   40.903196][  T785]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.903404][  T785]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.903578][  T785]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.903766][  T785]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.903967][  T785]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.904172][  T785]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.904376][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.904537][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.904723][  T785]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.904854][  T785]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.904984][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.905116][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.905243][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.905401][  T785]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.905590][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.905725][  T785]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.905856][  T785]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.905985][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.906119][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.906306][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.906515][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.906707][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.906907][  T785]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.907076][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.907206][  T785]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.907338][  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))
[   40.907487][  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))
[   40.907619][  T785]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.907750][  T785]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.907880][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.908012][  T785]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.908144][  T785]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.908274][  T785]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.908422][  T785]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.908552][  T785]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.908681][  T785]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.908839][  T785]  ? move_addr_to_kernel (net/socket.c:258)
[   40.908969][  T785]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.909103][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.909232][  T785]  ___sys_sendmsg (net/socket.c:2752)
[   40.909366][  T785]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.909534][  T785]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.909674][  T785]  __sys_sendmsg (net/socket.c:2784)
[   40.909805][  T785]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.909934][  T785]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.910099][  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)
[   40.910231][  T785]  ? 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)
[   40.910366][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.910505][  T785]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.910635][  T785]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.910765][  T785]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.910893][  T785]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.911053][  T785] RIP: 0033:0x7f6fafb9508e
[   40.911191][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.911658][  T785] RSP: 002b:00007ffdb186e990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.911855][  T785] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6fafb9508e
[   40.912052][  T785] RDX: 0000000000000000 RSI: 00007ffdb186ea40 RDI: 0000000000000005
[   40.912244][  T785] RBP: 00007ffdb186e9a0 R08: 0000000000000000 R09: 0000000000000000
[   40.912450][  T785] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   40.912641][  T785] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb186f100
| [   40.979659][  T788] ------------[ cut here ]------------
| [   40.979819][  T788] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/788
| [   40.980060][  T788] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   40.980853][  T788] Tainted: [W]=WARN
[   40.980953][  T788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.981117][  T788] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.981289][  T788] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.981831][  T788] RSP: 0018:ffa000000147f020 EFLAGS: 00010286
[   40.981997][  T788] RAX: 00000000ffffffa6 RBX: ff1100000d464c80 RCX: 1ff400000028fdca
[   40.982189][  T788] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d464d3c
[   40.982466][  T788] RBP: ff110000158a9000 R08: 1fe2200001a8c9a9 R09: ff1100000e2eae58
[   40.982659][  T788] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   40.982940][  T788] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.983137][  T788] FS:  00007f3781ef4840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   40.983469][  T788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.983634][  T788] CR2: 000000001b424988 CR3: 000000000c139002 CR4: 0000000000771ef0
[   40.983830][  T788] PKRU: 55555554
[   40.983928][  T788] Call Trace:
[   40.984025][  T788]  <TASK>
[   40.984093][  T788]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.984227][  T788]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.984326][  T788]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.984552][  T788]  __dev_notify_flags (net/core/dev.c:9787)
[   40.984686][  T788]  ? netif_change_name (net/core/dev.c:1495)
[   40.984815][  T788]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.984945][  T788]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.985075][  T788]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.985205][  T788]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   40.985340][  T788]  netif_change_flags (net/core/dev.c:9820)
[   40.985573][  T788]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.985704][  T788]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.985836][  T788]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.985967][  T788]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.986128][  T788]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.986256][  T788]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.986463][  T788]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.986592][  T788]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.986723][  T788]  ? __kernel_text_address (kernel/extable.c:79)
[   40.986855][  T788]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.986987][  T788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.987116][  T788]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.987247][  T788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.987479][  T788]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.987607][  T788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.987737][  T788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.987865][  T788]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.987998][  T788]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   40.988128][  T788]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.988257][  T788]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.988462][  T788]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.988594][  T788]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.988725][  T788]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.988857][  T788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.988986][  T788]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.989116][  T788]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.989244][  T788]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.989459][  T788]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.989595][  T788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.989724][  T788]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.989853][  T788]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.989984][  T788]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.990114][  T788]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.990246][  T788]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.990459][  T788]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.990590][  T788]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.990721][  T788]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.990852][  T788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.990980][  T788]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.991109][  T788]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.991239][  T788]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.991460][  T788]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.991593][  T788]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   40.991722][  T788]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   40.991852][  T788]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.991983][  T788]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.992114][  T788]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.992243][  T788]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.992481][  T788]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.992613][  T788]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.992745][  T788]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.992878][  T788]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.993008][  T788]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.993169][  T788]  ? move_addr_to_kernel (net/socket.c:258)
[   40.993299][  T788]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.993515][  T788]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.993646][  T788]  ___sys_sendmsg (net/socket.c:2752)
[   40.993774][  T788]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.993935][  T788]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.994076][  T788]  __sys_sendmsg (net/socket.c:2784)
[   40.994207][  T788]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.994335][  T788]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.994579][  T788]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   40.994709][  T788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.994839][  T788]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.994970][  T788]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.995101][  T788]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.995230][  T788]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.995493][  T788] RIP: 0033:0x7f378212e08e
[   40.995631][  T788] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   40.996095][  T788] RSP: 002b:00007ffdfdd7a930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.996291][  T788] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f378212e08e
[   40.996571][  T788] RDX: 0000000000000000 RSI: 00007ffdfdd7a9e0 RDI: 0000000000000005
[   40.996764][  T788] RBP: 00007ffdfdd7a940 R08: 0000000000000000 R09: 0000000000000000
[   40.996957][  T788] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   40.997147][  T788] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfdd7b0b0
| [   41.106489][  T791] ------------[ cut here ]------------
| [   41.106649][  T791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/791
| [   41.106877][  T791] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   41.107453][  T791] Tainted: [W]=WARN
[   41.107550][  T791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.107711][  T791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.107880][  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
[   41.108335][  T791] RSP: 0018:ffa000000149eff8 EFLAGS: 00010286
[   41.108512][  T791] RAX: 00000000ffffffa6 RBX: ff1100000d401c40 RCX: 1ff4000000293dc5
[   41.108706][  T791] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d401cfc
[   41.108896][  T791] RBP: ff110000158ac000 R08: 1fe2200001a803a1 R09: ff11000008d38b58
[   41.109084][  T791] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   41.109274][  T791] R13: 0000000000000000 R14: ffa000000149f140 R15: ff1100000512d1d0
[   41.109481][  T791] FS:  00007f9cc9b2f840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   41.109703][  T791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.109861][  T791] CR2: 000000002c011988 CR3: 000000000fb08003 CR4: 0000000000771ef0
[   41.110051][  T791] PKRU: 55555554
[   41.110145][  T791] Call Trace:
[   41.110238][  T791]  <TASK>
[   41.110305][  T791]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   41.110454][  T791]  __dev_change_net_namespace (net/core/dev.c:12635)
[   41.110620][  T791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.110750][  T791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.110878][  T791]  ? default_device_exit_batch (net/core/dev.c:13091)
[   41.111036][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.111163][  T791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.111292][  T791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.111434][  T791]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   41.111564][  T791]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   41.111695][  T791]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   41.111824][  T791]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   41.111953][  T791]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   41.112081][  T791]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   41.112238][  T791]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.112375][  T791]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.112505][  T791]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.112633][  T791]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.112761][  T791]  ? __kernel_text_address (kernel/extable.c:79)
[   41.112891][  T791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.113021][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.113146][  T791]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.113272][  T791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.113412][  T791]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.113539][  T791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.113665][  T791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.113791][  T791]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   41.113919][  T791]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   41.114050][  T791]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   41.114177][  T791]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.114306][  T791]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.114447][  T791]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.114577][  T791]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   41.114707][  T791]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   41.114834][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.114959][  T791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.115084][  T791]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.115209][  T791]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.115335][  T791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.115479][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.115605][  T791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.115731][  T791]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.115857][  T791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.115985][  T791]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.116111][  T791]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.116238][  T791]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.116368][  T791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.116503][  T791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.116630][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.116756][  T791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.116882][  T791]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.117009][  T791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.117136][  T791]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.117267][  T791]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   41.117404][  T791]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   41.117536][  T791]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.117664][  T791]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.117793][  T791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.117920][  T791]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.118048][  T791]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.118178][  T791]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.118306][  T791]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.118448][  T791]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.118574][  T791]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.118729][  T791]  ? move_addr_to_kernel (net/socket.c:258)
[   41.118856][  T791]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.118983][  T791]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.119113][  T791]  ___sys_sendmsg (net/socket.c:2752)
[   41.119240][  T791]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.119412][  T791]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.119552][  T791]  __sys_sendmsg (net/socket.c:2784)
[   41.119680][  T791]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.119809][  T791]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.119970][  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)
[   41.120098][  T791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.120225][  T791]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.120356][  T791]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.120489][  T791]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.120617][  T791]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.120775][  T791] RIP: 0033:0x7f9cc9d6908e
[   41.120910][  T791] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.121411][  T791] RSP: 002b:00007ffe46fe4060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.121613][  T791] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9cc9d6908e
[   41.121804][  T791] RDX: 0000000000000000 RSI: 00007ffe46fe4110 RDI: 0000000000000005
[   41.121993][  T791] RBP: 00007ffe46fe4070 R08: 0000000000000000 R09: 0000000000000000
[   41.122181][  T791] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   41.122385][  T791] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46fe47d0
| [   41.124919][  T791] ------------[ cut here ]------------
| [   41.125058][  T791] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/791
| [   41.125281][  T791] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   41.125861][  T791] Tainted: [W]=WARN
[   41.125959][  T791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.126121][  T791] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.126289][  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
[   41.126760][  T791] RSP: 0018:ffa000000149efc0 EFLAGS: 00010286
[   41.126923][  T791] RAX: 00000000ffffffa6 RBX: ff1100000619be00 RCX: 1ff4000000293dbe
[   41.127115][  T791] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000619bebc
[   41.127305][  T791] RBP: ff110000158ac000 R08: 1fe2200000c337d9 R09: ff11000008d38b58
[   41.127513][  T791] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   41.127703][  T791] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000512d1d0
[   41.127895][  T791] FS:  00007f9cc9b2f840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   41.128119][  T791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.128278][  T791] CR2: 000000002c011988 CR3: 000000000fb08003 CR4: 0000000000771ef0
[   41.128485][  T791] PKRU: 55555554
[   41.128580][  T791] Call Trace:
[   41.128676][  T791]  <TASK>
[   41.128742][  T791]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.128871][  T791]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.129001][  T791]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.129098][  T791]  __dev_change_net_namespace (net/core/dev.c:12695)
[   41.129258][  T791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.129400][  T791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.129531][  T791]  ? default_device_exit_batch (net/core/dev.c:13091)
[   41.129688][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.129814][  T791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.129942][  T791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.130072][  T791]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   41.130202][  T791]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   41.130334][  T791]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   41.130479][  T791]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   41.130611][  T791]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   41.130740][  T791]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   41.130901][  T791]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.131030][  T791]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.131157][  T791]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.131287][  T791]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.131427][  T791]  ? __kernel_text_address (kernel/extable.c:79)
[   41.131556][  T791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.131685][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.131813][  T791]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.131942][  T791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.132071][  T791]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.132199][  T791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.132327][  T791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.132467][  T791]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   41.132595][  T791]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   41.132724][  T791]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   41.132853][  T791]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.132984][  T791]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.133111][  T791]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.133244][  T791]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   41.133386][  T791]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   41.133518][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.133644][  T791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.133774][  T791]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.133902][  T791]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.134029][  T791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.134160][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.134287][  T791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.134423][  T791]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.134551][  T791]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.134681][  T791]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.134809][  T791]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.134938][  T791]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.135066][  T791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.135194][  T791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.135324][  T791]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.135465][  T791]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.135594][  T791]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.135722][  T791]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.135852][  T791]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.135984][  T791]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   41.136115][  T791]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   41.136245][  T791]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.136386][  T791]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.136516][  T791]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.136646][  T791]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.136776][  T791]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.136906][  T791]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.137039][  T791]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.137170][  T791]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.137299][  T791]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.137471][  T791]  ? move_addr_to_kernel (net/socket.c:258)
[   41.137603][  T791]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.137731][  T791]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.137859][  T791]  ___sys_sendmsg (net/socket.c:2752)
[   41.137988][  T791]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.138149][  T791]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.138289][  T791]  __sys_sendmsg (net/socket.c:2784)
[   41.138428][  T791]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.138555][  T791]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.138717][  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)
[   41.138846][  T791]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.138975][  T791]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.139104][  T791]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.139233][  T791]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.139369][  T791]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.139538][  T791] RIP: 0033:0x7f9cc9d6908e
[   41.139673][  T791] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.140131][  T791] RSP: 002b:00007ffe46fe4060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.140324][  T791] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9cc9d6908e
[   41.140527][  T791] RDX: 0000000000000000 RSI: 00007ffe46fe4110 RDI: 0000000000000005
[   41.140719][  T791] RBP: 00007ffe46fe4070 R08: 0000000000000000 R09: 0000000000000000
[   41.140913][  T791] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   41.141106][  T791] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe46fe47d0
| [   41.173559][  T792] ------------[ cut here ]------------
| [   41.173709][  T792] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/792
| [   41.173941][  T792] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   41.174534][  T792] Tainted: [W]=WARN
[   41.174635][  T792] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.174798][  T792] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.174968][  T792] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.175450][  T792] RSP: 0018:ffa00000014af020 EFLAGS: 00010286
[   41.175613][  T792] RAX: 00000000ffffffa6 RBX: ff1100000b429000 RCX: 1ff4000000295dca
[   41.175815][  T792] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4290bc
[   41.176010][  T792] RBP: ff110000158ac000 R08: 1fe2200001685219 R09: ff11000008d3d158
[   41.176204][  T792] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   41.176407][  T792] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   41.176606][  T792] FS:  00007f0ae937e840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   41.176834][  T792] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.176996][  T792] CR2: 0000000034a7e988 CR3: 000000000993f006 CR4: 0000000000771ef0
[   41.177191][  T792] PKRU: 55555554
[   41.177289][  T792] Call Trace:
[   41.177398][  T792]  <TASK>
[   41.177465][  T792]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.177598][  T792]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.177697][  T792]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   41.177829][  T792]  __dev_notify_flags (net/core/dev.c:9787)
[   41.177964][  T792]  ? netif_change_name (net/core/dev.c:1495)
[   41.178094][  T792]  ? __dev_change_flags (net/core/dev.c:9752)
[   41.178225][  T792]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   41.178360][  T792]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.178496][  T792]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   41.178629][  T792]  netif_change_flags (net/core/dev.c:9820)
[   41.178764][  T792]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   41.178896][  T792]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   41.179031][  T792]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   41.179164][  T792]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   41.179328][  T792]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.179528][  T792]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.179657][  T792]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.179787][  T792]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.179917][  T792]  ? __kernel_text_address (kernel/extable.c:79)
[   41.180048][  T792]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.180179][  T792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.180308][  T792]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.180503][  T792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.180634][  T792]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.180765][  T792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.180894][  T792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.181026][  T792]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   41.181158][  T792]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   41.181287][  T792]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   41.181516][  T792]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.181715][  T792]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.181848][  T792]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   41.181984][  T792]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   41.182117][  T792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.182246][  T792]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.182437][  T792]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.182568][  T792]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.182696][  T792]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.182831][  T792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.182965][  T792]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.183098][  T792]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.183230][  T792]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.183435][  T792]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.183568][  T792]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.183699][  T792]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.183830][  T792]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.183960][  T792]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.184095][  T792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.184226][  T792]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.184387][  T792]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.184519][  T792]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.184648][  T792]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.184783][  T792]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   41.184913][  T792]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   41.185048][  T792]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.185182][  T792]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.185314][  T792]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.185460][  T792]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.185593][  T792]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.185724][  T792]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.185855][  T792]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.185988][  T792]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.186120][  T792]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.186282][  T792]  ? move_addr_to_kernel (net/socket.c:258)
[   41.186423][  T792]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.186552][  T792]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.186683][  T792]  ___sys_sendmsg (net/socket.c:2752)
[   41.186812][  T792]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.186980][  T792]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.187126][  T792]  __sys_sendmsg (net/socket.c:2784)
[   41.187257][  T792]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.187397][  T792]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.187569][  T792]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   41.187702][  T792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.187836][  T792]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.187968][  T792]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.188100][  T792]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.188232][  T792]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.188411][  T792] RIP: 0033:0x7f0ae95b808e
[   41.188550][  T792] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.189019][  T792] RSP: 002b:00007ffdf626c3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.189221][  T792] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0ae95b808e
[   41.189428][  T792] RDX: 0000000000000000 RSI: 00007ffdf626c4a0 RDI: 0000000000000005
[   41.189627][  T792] RBP: 00007ffdf626c400 R08: 0000000000000000 R09: 0000000000000000
[   41.189824][  T792] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   41.190029][  T792] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf626cb70
| [   41.192075][   T70] ------------[ cut here ]------------
| [   41.192203][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   41.192456][   T70] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   41.193024][   T70] Tainted: [W]=WARN
[   41.193118][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.193270][   T70] Workqueue: events_unbound linkwatch_event
[   41.193550][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.193706][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.194146][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   41.194300][   T70] RAX: 00000000ffffffa6 RBX: ff1100000a257a80 RCX: 1ff4000000096f02
[   41.194497][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a257b3c
[   41.194678][   T70] RBP: ff110000158ac000 R08: 1fe220000144af69 R09: ff11000009fe0ba8
[   41.194860][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   41.195044][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.195227][   T70] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   41.195453][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.195614][   T70] CR2: 0000000034a7e988 CR3: 000000000993f006 CR4: 0000000000771ef0
[   41.195800][   T70] PKRU: 55555554
[   41.195893][   T70] Call Trace:
[   41.195987][   T70]  <TASK>
[   41.196051][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.196175][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.196300][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.196405][   T70]  netif_state_change (net/core/dev.c:1605)
[   41.196535][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   41.196691][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   41.196812][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   41.196935][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.197063][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   41.197185][   T70]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   41.197308][   T70]  process_one_work (kernel/workqueue.c:3314)
[   41.197450][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   41.197571][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.197698][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.197824][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   41.197945][   T70]  kthread (kernel/kthread.c:436)
[   41.198037][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.198187][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   41.198311][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.198449][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   41.198599][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   41.198719][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   41.198840][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.200535][   T70] ------------[ cut here ]------------
| [   41.200661][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   41.200903][   T70] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   41.202074][   T70] Tainted: [W]=WARN
[   41.202167][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.202318][   T70] Workqueue: events_unbound linkwatch_event
[   41.202542][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.202703][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.203141][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   41.203294][   T70] RAX: 00000000ffffffa6 RBX: ff1100000be31700 RCX: 1ff4000000096f02
[   41.203531][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000be317bc
[   41.203766][   T70] RBP: ff110000158a9000 R08: 1fe22000017c62f9 R09: ff11000009fe0ba8
[   41.203948][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   41.204129][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.204311][   T70] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   41.204584][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.204737][   T70] CR2: 0000000034a7e988 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   41.204919][   T70] PKRU: 55555554
[   41.205010][   T70] Call Trace:
[   41.205101][   T70]  <TASK>
[   41.205165][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.205288][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.205464][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.205557][   T70]  netif_state_change (net/core/dev.c:1605)
[   41.205682][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   41.205834][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   41.205955][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   41.206076][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.206200][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   41.206325][   T70]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   41.206503][   T70]  process_one_work (kernel/workqueue.c:3314)
[   41.206631][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   41.206751][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.206877][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   41.207003][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   41.207123][   T70]  kthread (kernel/kthread.c:436)
[   41.207215][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.207422][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   41.207544][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   41.207668][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   41.207818][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   41.207939][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   41.208059][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   41.324968][  T795] ------------[ cut here ]------------
| [   41.325140][  T795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/795
| [   41.325398][  T795] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   41.326002][  T795] Tainted: [W]=WARN
[   41.326107][  T795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.326279][  T795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.326471][  T795] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.326957][  T795] RSP: 0018:ffa00000014dee90 EFLAGS: 00010286
[   41.327130][  T795] RAX: 00000000ffffffa6 RBX: ff11000012e231c0 RCX: 1ff400000029bd98
[   41.327336][  T795] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e2327c
[   41.327554][  T795] RBP: ff110000158a9000 R08: 1fe22000025c4651 R09: ff11000012a72e58
[   41.327758][  T795] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   41.327960][  T795] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   41.328167][  T795] FS:  00007f6fbdeb3840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   41.328419][  T795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.328590][  T795] CR2: 00000000120323b8 CR3: 000000000f49f002 CR4: 0000000000771ef0
[   41.328796][  T795] PKRU: 55555554
[   41.328900][  T795] Call Trace:
[   41.329003][  T795]  <TASK>
[   41.329076][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.329215][  T795]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   41.329936][  T795]  notifier_call_chain (kernel/notifier.c:85)
[   41.330079][  T795]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   41.330216][  T795]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   41.330397][  T795]  veth_xdp_set (drivers/net/veth.c:1638)
[   41.330536][  T795]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   41.330672][  T795]  dev_xdp_install (net/core/dev.c:10348)
[   41.330809][  T795]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   41.330952][  T795]  dev_xdp_attach (net/core/dev.c:10504)
[   41.331089][  T795]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   41.331227][  T795]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   41.331370][  T795]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   41.331514][  T795]  dev_change_xdp_fd (net/core/dev.c:10759)
[   41.331652][  T795]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   41.331791][  T795]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   41.331930][  T795]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   41.332099][  T795]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.332234][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.332381][  T795]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.332517][  T795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.332654][  T795]  ? __kernel_text_address (kernel/extable.c:79)
[   41.332791][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.332932][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.333069][  T795]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.333207][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.333349][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.333490][  T795]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   41.333627][  T795]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   41.333764][  T795]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   41.333899][  T795]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.334039][  T795]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.334175][  T795]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.334315][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   41.334465][  T795]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   41.334602][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.334737][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.334872][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.335009][  T795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.335147][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.335286][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.335430][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.335567][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.335703][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.335840][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.335977][  T795]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.336116][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.336252][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.336393][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.336531][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.336666][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.336803][  T795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.336939][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.337077][  T795]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.337218][  T795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   41.337358][  T795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   41.337499][  T795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.337639][  T795]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.337776][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.337913][  T795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.338052][  T795]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.338191][  T795]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.338330][  T795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.338480][  T795]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.338615][  T795]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.338783][  T795]  ? move_addr_to_kernel (net/socket.c:258)
[   41.338919][  T795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.339057][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.339195][  T795]  ___sys_sendmsg (net/socket.c:2752)
[   41.339330][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.339512][  T795]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.339660][  T795]  __sys_sendmsg (net/socket.c:2784)
[   41.339797][  T795]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.339932][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.340103][  T795]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   41.340240][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.340386][  T795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.340523][  T795]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.340660][  T795]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.340797][  T795]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.340975][  T795] RIP: 0033:0x7f6fbe0ed08e
[   41.341121][  T795] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.341622][  T795] RSP: 002b:00007fff6cec3760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.341825][  T795] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f6fbe0ed08e
[   41.342030][  T795] RDX: 0000000000000000 RSI: 00007fff6cec3810 RDI: 0000000000000005
[   41.342235][  T795] RBP: 00007fff6cec3770 R08: 0000000000000000 R09: 0000000000000000
[   41.342449][  T795] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   41.342653][  T795] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6cec3ee0
| [   41.349444][  T795] ------------[ cut here ]------------
| [   41.349583][  T795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/795
| [   41.349811][  T795] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   41.350902][  T795] Tainted: [W]=WARN
[   41.351004][  T795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.351166][  T795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.351336][  T795] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.351859][  T795] RSP: 0018:ffa00000014df0a0 EFLAGS: 00010286
[   41.352022][  T795] RAX: 00000000ffffffa6 RBX: ff11000012e23380 RCX: 1ff400000029bdda
[   41.352213][  T795] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e2343c
[   41.352507][  T795] RBP: ff110000158ac000 R08: 1fe22000025c4689 R09: ff11000012a72e58
[   41.352700][  T795] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   41.352892][  T795] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cdc26e4
[   41.353085][  T795] FS:  00007f6fbdeb3840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   41.353313][  T795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.353543][  T795] CR2: 00000000120323b8 CR3: 000000000f49f002 CR4: 0000000000771ef0
[   41.353737][  T795] PKRU: 55555554
[   41.353832][  T795] Call Trace:
[   41.353985][  T795]  <TASK>
[   41.354052][  T795]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.354181][  T795]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.354312][  T795]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.354474][  T795]  netif_state_change (net/core/dev.c:1605)
[   41.354605][  T795]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   41.354767][  T795]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   41.354899][  T795]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   41.355031][  T795]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   41.355162][  T795]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   41.355323][  T795]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.355521][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.355653][  T795]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.355781][  T795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.355910][  T795]  ? __kernel_text_address (kernel/extable.c:79)
[   41.356041][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.356173][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.356303][  T795]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.356516][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.356644][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.356772][  T795]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   41.356903][  T795]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   41.357033][  T795]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   41.357163][  T795]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.357295][  T795]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.357511][  T795]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.357643][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   41.357775][  T795]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   41.357907][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.358038][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.358166][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.358297][  T795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.358486][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.358618][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.358747][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.358876][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.359006][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.359135][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.359264][  T795]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.359454][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.359586][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.359714][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.359845][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.359975][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.360105][  T795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.360234][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.360424][  T795]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.360558][  T795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   41.360688][  T795]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   41.360819][  T795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.360949][  T795]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.361080][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.361210][  T795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.361402][  T795]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.361535][  T795]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.361667][  T795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.361796][  T795]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.361926][  T795]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.362086][  T795]  ? move_addr_to_kernel (net/socket.c:258)
[   41.362218][  T795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.362411][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.362543][  T795]  ___sys_sendmsg (net/socket.c:2752)
[   41.362674][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.362835][  T795]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.362977][  T795]  __sys_sendmsg (net/socket.c:2784)
[   41.363108][  T795]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.363237][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.363460][  T795]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   41.363589][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.363721][  T795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.363850][  T795]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.363979][  T795]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.364109][  T795]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.364268][  T795] RIP: 0033:0x7f6fbe0ed08e
[   41.364468][  T795] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.364931][  T795] RSP: 002b:00007fff6cec3760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.365130][  T795] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f6fbe0ed08e
[   41.365324][  T795] RDX: 0000000000000000 RSI: 00007fff6cec3810 RDI: 0000000000000005
[   41.365581][  T795] RBP: 00007fff6cec3770 R08: 0000000000000000 R09: 0000000000000000
[   41.365775][  T795] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e47e
[   41.365970][  T795] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6cec3ee0
| [   44.687151][  T804] ------------[ cut here ]------------
| [   44.687330][  T804] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/804
| [   44.687723][  T804] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   44.688308][  T804] Tainted: [W]=WARN
[   44.688530][  T804] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.688696][  T804] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.688870][  T804] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.689467][  T804] RSP: 0018:ffa000000155f4e8 EFLAGS: 00010286
[   44.689634][  T804] RAX: 00000000ffffffa6 RBX: ff11000017431c40 RCX: 1ff40000002abe63
[   44.689831][  T804] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017431cfc
[   44.690029][  T804] RBP: ff110000158ac000 R08: 1fe2200002e863a1 R09: ff1100000d75ae80
[   44.690224][  T804] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   44.690536][  T804] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   44.690737][  T804] FS:  00007fcef3764100(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   44.690966][  T804] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.691136][  T804] CR2: 00000000004d6034 CR3: 00000000172f3003 CR4: 0000000000771ef0
[   44.691337][  T804] PKRU: 55555554
[   44.691549][  T804] Call Trace:
[   44.691649][  T804]  <TASK>
[   44.691718][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.691854][  T804]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.691986][  T804]  notifier_call_chain (kernel/notifier.c:85)
[   44.692122][  T804]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   44.692255][  T804]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   44.692501][  T804]  ethnl_set_features (net/ethtool/features.c:288)
[   44.692637][  T804]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.692771][  T804]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   44.692906][  T804]  ? __nla_validate_parse (lib/nlattr.c:635)
[   44.693042][  T804]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   44.693208][  T804]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   44.693453][  T804]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   44.693625][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.693759][  T804]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.693893][  T804]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.694027][  T804]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   44.694162][  T804]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   44.694327][  T804]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.694610][  T804]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   44.694743][  T804]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.694880][  T804]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   44.695017][  T804]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.695153][  T804]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   44.695287][  T804]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.695536][  T804]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   44.695668][  T804]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   44.695802][  T804]  genl_rcv (net/netlink/genetlink.c:1218)
[   44.695901][  T804]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.696036][  T804]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.696170][  T804]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.696305][  T804]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.696558][  T804]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.696696][  T804]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.696831][  T804]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.696964][  T804]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   44.697104][  T804]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   44.697248][  T804]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   44.697442][  T804]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.697612][  T804]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.697744][  T804]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.697879][  T804]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.698011][  T804]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.698145][  T804]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.698280][  T804]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.698537][  T804] RIP: 0033:0x7fcef37d508e
[   44.698679][  T804] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.699164][  T804] RSP: 002b:00007ffc097bd6f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   44.699438][  T804] RAX: ffffffffffffffda RBX: 0000000022a2a010 RCX: 00007fcef37d508e
[   44.699637][  T804] RDX: 0000000000000058 RSI: 0000000022a2a120 RDI: 0000000000000005
[   44.699835][  T804] RBP: 00007ffc097bd700 R08: 00007fcef3963980 R09: 000000000000000c
[   44.700034][  T804] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000022a2a0b0
[   44.700235][  T804] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   47.999323][   T67] ------------[ cut here ]------------
| [   47.999523][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   47.999766][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.000321][   T67] Tainted: [W]=WARN
[   48.000422][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.000573][   T67] Workqueue: netns cleanup_net
[   48.000701][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.000856][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.001296][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.001461][   T67] RAX: 00000000ffffffa6 RBX: ff11000016adf8c0 RCX: 1ff4000000090eed
[   48.001637][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016adf97c
[   48.001813][   T67] RBP: ff1100000fa49000 R08: 1fe2200002d5bf31 R09: ff110000090f8bd0
[   48.001997][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.002174][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.002362][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.002575][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.002728][   T67] CR2: 00007fc557d4b2a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   48.002906][   T67] PKRU: 55555554
[   48.002996][   T67] Call Trace:
[   48.003084][   T67]  <TASK>
[   48.003147][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.003306][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.003461][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.003582][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.003703][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.003820][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.003939][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.004063][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.004183][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.004300][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.004432][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.004551][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.004670][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.004789][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.004905][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.005026][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.005147][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.005266][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.005395][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.005521][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.005638][   T67]  kthread (kernel/kthread.c:436)
[   48.005727][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.005880][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.005999][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.006119][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.006263][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.006385][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.006510][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.008820][   T67] ------------[ cut here ]------------
| [   48.008940][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.009169][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.009720][   T67] Tainted: [W]=WARN
[   48.009808][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.009958][   T67] Workqueue: netns cleanup_net
[   48.010086][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.010245][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.010678][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.010826][   T67] RAX: 00000000ffffffa6 RBX: ff11000016adf1c0 RCX: 1ff4000000090eed
[   48.011000][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016adf27c
[   48.011181][   T67] RBP: ff1100000a9dc000 R08: 1fe2200002d5be51 R09: ff110000090f8bd0
[   48.011360][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.011544][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.011721][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.011928][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.012076][   T67] CR2: 00007fc557d4b2a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   48.012256][   T67] PKRU: 55555554
[   48.012350][   T67] Call Trace:
[   48.012445][   T67]  <TASK>
[   48.012507][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.012659][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.012806][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.012927][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.013048][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.013165][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.013283][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.013420][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.013540][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.013655][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.013775][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.013893][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.014011][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.014131][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.014247][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.014371][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.014499][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.014615][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.014737][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.014859][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.014977][   T67]  kthread (kernel/kthread.c:436)
[   48.015065][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.015212][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.015330][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.015461][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.015611][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.015731][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.015852][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.018439][   T67] ------------[ cut here ]------------
| [   48.018561][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.018791][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.019408][   T67] Tainted: [W]=WARN
[   48.019507][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.019651][   T67] Workqueue: netns cleanup_net
[   48.019774][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.019932][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.020516][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.020737][   T67] RAX: 00000000ffffffa6 RBX: ff11000016adeac0 RCX: 1ff4000000090eed
[   48.020911][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016adeb7c
[   48.021089][   T67] RBP: ff1100000a2bc000 R08: 1fe2200002d5bd71 R09: ff110000090f8bd0
[   48.021350][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.021532][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.021786][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.021993][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.022142][   T67] CR2: 00007fc557d4b2a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   48.022406][   T67] PKRU: 55555554
[   48.022497][   T67] Call Trace:
[   48.022584][   T67]  <TASK>
[   48.022646][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.022797][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.023017][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.023135][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.023281][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.023479][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.023599][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.023721][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.023844][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.024031][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.024155][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.024274][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.024400][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.024592][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.024717][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.024836][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.024958][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.025145][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.025266][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.025398][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.025516][   T67]  kthread (kernel/kthread.c:436)
[   48.025604][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.025824][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.025944][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.026062][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.026283][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.026410][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.026530][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.028766][   T67] ------------[ cut here ]------------
| [   48.029004][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.029250][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.029941][   T67] Tainted: [W]=WARN
[   48.030031][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.030176][   T67] Workqueue: netns cleanup_net
[   48.030297][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.030529][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.030951][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.031193][   T67] RAX: 00000000ffffffa6 RBX: ff11000016ade740 RCX: 1ff4000000090eed
[   48.031491][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016ade7fc
[   48.031669][   T67] RBP: ff1100000a05c000 R08: 1fe2200002d5bd01 R09: ff110000090f8bd0
[   48.031843][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.032024][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.032197][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.032454][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.032603][   T67] CR2: 00007fc557d4b2a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   48.032783][   T67] PKRU: 55555554
[   48.032872][   T67] Call Trace:
[   48.032960][   T67]  <TASK>
[   48.033093][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.033243][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.033441][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.033558][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.033678][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.033793][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.033910][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.034028][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.034145][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.034262][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.034433][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.034550][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.034666][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.034785][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.034907][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.035025][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.035147][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.035266][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.035438][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.035559][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.035680][   T67]  kthread (kernel/kthread.c:436)
[   48.035771][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.035926][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.036045][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.036163][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.036310][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.036478][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.036597][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.046275][   T67] ------------[ cut here ]------------
| [   48.046423][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.046712][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.047266][   T67] Tainted: [W]=WARN
[   48.047364][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.047524][   T67] Workqueue: netns cleanup_net
[   48.047647][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.047804][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.048228][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.048389][   T67] RAX: 00000000ffffffa6 RBX: ff11000016ade580 RCX: 1ff4000000090eed
[   48.048569][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016ade63c
[   48.048747][   T67] RBP: ff11000015811000 R08: 1fe2200002d5bcc9 R09: ff110000090f8bd0
[   48.048923][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.049100][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.049275][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.049494][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.049647][   T67] CR2: 00007fc557d4b2a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   48.049824][   T67] PKRU: 55555554
[   48.049912][   T67] Call Trace:
[   48.050004][   T67]  <TASK>
[   48.050066][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.050217][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.050368][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.050490][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.050611][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.050726][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.050844][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.050962][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.051081][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.051199][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.051319][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.051488][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.051608][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.051725][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.051840][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.051959][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.052083][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.052200][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.052321][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.052452][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.052570][   T67]  kthread (kernel/kthread.c:436)
[   48.052659][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.052806][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.052924][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.053043][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.053188][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.053363][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.053495][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.071385][   T67] ------------[ cut here ]------------
| [   48.071533][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.071830][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.072446][   T67] Tainted: [W]=WARN
[   48.072539][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.072696][   T67] Workqueue: netns cleanup_net
[   48.072825][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.072987][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.073442][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   48.073598][   T67] RAX: 00000000ffffffa6 RBX: ff11000016ade3c0 RCX: 1ff4000000090eaf
[   48.073781][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016ade47c
[   48.073964][   T67] RBP: ff110000158a9000 R08: 1fe2200002d5bc91 R09: ff110000090f8bd0
[   48.074144][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   48.074325][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000158ac000
[   48.074519][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.074736][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.074893][   T67] CR2: 00007fc557d4b2a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   48.075077][   T67] PKRU: 55555554
[   48.075169][   T67] Call Trace:
[   48.075264][   T67]  <TASK>
[   48.075328][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.075513][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.075614][   T67]  netif_close_many (net/core/dev.c:1804)
[   48.075740][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.075860][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.075983][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.076106][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   48.076227][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.076386][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.076545][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.076669][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.076823][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.076950][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.077073][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.077226][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.077359][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.077488][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.077611][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.077734][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   48.077859][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.077988][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.078109][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.078233][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.078366][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.078494][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.078618][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.078739][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.078862][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.078987][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.079110][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.079236][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.079371][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.079502][   T67]  kthread (kernel/kthread.c:436)
[   48.079597][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.079748][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.079870][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.079998][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.080151][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.080276][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.080412][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.083462][   T67] ------------[ cut here ]------------
| [   48.083602][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   48.083849][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.084431][   T67] Tainted: [W]=WARN
[   48.084527][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.084683][   T67] Workqueue: netns cleanup_net
[   48.084814][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.084973][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.085425][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   48.085581][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b737c40 RCX: 1ff4000000090eaf
[   48.085764][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b737cfc
[   48.085947][   T67] RBP: ff110000158ac000 R08: 1fe22000016e6fa1 R09: ff110000090f8bd0
[   48.086133][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.086315][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009a41000
[   48.086520][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.086735][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.086890][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   48.087082][   T67] PKRU: 55555554
[   48.087175][   T67] Call Trace:
[   48.087267][   T67]  <TASK>
[   48.087331][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.087465][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.087595][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.087689][   T67]  netif_close_many (net/core/dev.c:1804)
[   48.087812][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.087936][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.088058][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.088181][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   48.088305][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.088473][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.088629][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.088753][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.088908][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.089036][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.089158][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.089311][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.089447][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.089572][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.089695][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.089823][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   48.089948][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.090072][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.090193][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.090319][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.090453][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.090580][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.090704][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.090828][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.090952][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.091079][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.091202][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.091328][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.091475][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.091598][   T67]  kthread (kernel/kthread.c:436)
[   48.091693][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.091849][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.091976][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.092100][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.092259][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.092397][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.092520][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.094789][   T67] ------------[ cut here ]------------
| [   48.094912][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   48.095154][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.095731][   T67] Tainted: [W]=WARN
[   48.095824][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.095982][   T67] Workqueue: netns cleanup_net
[   48.096111][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.096271][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.096727][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   48.096885][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b7363c0 RCX: 1ff4000000090eaf
[   48.097068][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b73647c
[   48.097256][   T67] RBP: ff11000009a41000 R08: 1fe22000016e6c91 R09: ff110000090f8bd0
[   48.097454][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   48.097637][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   48.097825][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.098041][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.098196][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   48.098390][   T67] PKRU: 55555554
[   48.098489][   T67] Call Trace:
[   48.098583][   T67]  <TASK>
[   48.098647][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.098770][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.098895][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.098990][   T67]  netif_close_many (net/core/dev.c:1804)
[   48.099113][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.099236][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.099366][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.099494][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   48.099618][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.099773][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.099930][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.100058][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.100211][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.100335][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.100471][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.100626][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.100751][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.100878][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.101003][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.101130][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   48.101257][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.101389][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.101516][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.101642][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.101766][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.101887][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.102013][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.102136][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.102261][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.102397][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.102520][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.102649][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.102777][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.102901][   T67]  kthread (kernel/kthread.c:436)
[   48.102995][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.103154][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.103285][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.103422][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.103574][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.103702][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.103829][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.106083][   T67] ------------[ cut here ]------------
| [   48.106202][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   48.106443][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.106988][   T67] Tainted: [W]=WARN
[   48.107077][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.107227][   T67] Workqueue: netns cleanup_net
[   48.107899][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.108062][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.108545][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   48.108698][   T67] RAX: 00000000ffffffa6 RBX: ff1100000aa0b380 RCX: 1ff4000000090ed5
[   48.108872][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aa0b43c
[   48.109056][   T67] RBP: ff110000158a9000 R08: 1fe2200001541689 R09: ff110000090f8bd0
[   48.109236][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.109462][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.109638][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.109851][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.110048][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59002 CR4: 0000000000771ef0
[   48.110232][   T67] PKRU: 55555554
[   48.110320][   T67] Call Trace:
[   48.110461][   T67]  <TASK>
[   48.110524][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.110678][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.110824][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.110943][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.111061][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.111210][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.111329][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.111503][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.111634][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   48.111754][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.111873][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.111990][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.112112][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.112231][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.112401][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.112521][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.112640][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.112762][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.112885][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.113003][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.113128][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.113257][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.113426][   T67]  kthread (kernel/kthread.c:436)
[   48.113516][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.113676][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.113795][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.113915][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.114064][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.114181][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.114299][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.124145][   T67] ------------[ cut here ]------------
| [   48.124280][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.124770][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.125329][   T67] Tainted: [W]=WARN
[   48.125556][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.125708][   T67] Workqueue: netns cleanup_net
[   48.125834][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.125988][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.126519][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   48.126668][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c87f540 RCX: 1ff4000000090ed5
[   48.126846][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c87f5fc
[   48.127021][   T67] RBP: ff110000158ac000 R08: 1fe220000190fec1 R09: ff110000090f8bd0
[   48.127197][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.127484][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.127761][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.127970][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.128117][   T67] CR2: 00007fc557d4b2a0 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   48.128294][   T67] PKRU: 55555554
[   48.128480][   T67] Call Trace:
[   48.128573][   T67]  <TASK>
[   48.128635][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.128787][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.128932][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.129052][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.129169][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.129320][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.129537][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.129659][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.129779][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   48.129898][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.130016][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.130132][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.130252][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.130438][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.130564][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.130683][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.130802][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.130921][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.131043][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.131161][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.131283][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.131414][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.131535][   T67]  kthread (kernel/kthread.c:436)
[   48.131623][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.131770][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.131888][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.132007][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.132153][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.132271][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.132402][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.134827][   T67] ------------[ cut here ]------------
| [   48.134947][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.135188][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.135745][   T67] Tainted: [W]=WARN
[   48.135843][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.135993][   T67] Workqueue: netns cleanup_net
[   48.136121][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.136274][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.136717][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   48.136867][   T67] RAX: 00000000ffffffa6 RBX: ff1100000aa0a900 RCX: 1ff4000000090ed5
[   48.137048][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000aa0a9bc
[   48.137230][   T67] RBP: ff11000009a41000 R08: 1fe2200001541539 R09: ff110000090f8bd0
[   48.137417][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.137594][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.137778][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.137990][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.138139][   T67] CR2: 00007fc557d4b2a0 CR3: 0000000060d4d006 CR4: 0000000000771ef0
[   48.138326][   T67] PKRU: 55555554
[   48.138425][   T67] Call Trace:
[   48.138513][   T67]  <TASK>
[   48.138575][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.138733][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.138881][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.139005][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.139126][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   48.139280][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.139417][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.139541][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.139660][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   48.139781][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.139902][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.140020][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.140143][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.140262][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.140386][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.140509][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.140627][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.140748][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.140871][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.140989][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.141114][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.141241][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.141367][   T67]  kthread (kernel/kthread.c:436)
[   48.141461][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.141610][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.141731][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.141851][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.142002][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.142121][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.142239][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.187647][  T815] ------------[ cut here ]------------
| [   48.187817][  T815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/815
| [   48.188053][  T815] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.189315][  T815] Tainted: [W]=WARN
[   48.189489][  T815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.189654][  T815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.189829][  T815] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.190305][  T815] RSP: 0018:ffa00000015efa80 EFLAGS: 00010286
[   48.190530][  T815] RAX: 00000000ffffffa6 RBX: ff1100000d7e0c80 RCX: 1ff40000002bdf16
[   48.190733][  T815] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e0d3c
[   48.190931][  T815] RBP: ff1100000a81c000 R08: 1fe2200001afc1a9 R09: ff1100000f915180
[   48.191127][  T815] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.191322][  T815] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a81c000
[   48.191533][  T815] FS:  00007f648ae3c840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.191762][  T815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.191927][  T815] CR2: 00007f648b03dc20 CR3: 000000000e97f001 CR4: 0000000000771ef0
[   48.192123][  T815] PKRU: 55555554
[   48.192222][  T815] Call Trace:
[   48.192323][  T815]  <TASK>
[   48.192398][  T815]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.192531][  T815]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.192663][  T815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.192765][  T815]  register_netdevice (net/core/dev.c:11488)
[   48.192898][  T815]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.193060][  T815]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   48.193191][  T815]  register_netdev (net/core/dev.c:11552)
[   48.193325][  T815]  loopback_net_init (drivers/net/loopback.c:218)
[   48.193469][  T815]  ops_init (net/core/net_namespace.c:137)
[   48.193570][  T815]  setup_net (net/core/net_namespace.c:446)
[   48.193668][  T815]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.193799][  T815]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.193928][  T815]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.194062][  T815]  copy_net_ns (net/core/net_namespace.c:579)
[   48.194194][  T815]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.194331][  T815]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.194480][  T815]  ksys_unshare (kernel/fork.c:3243)
[   48.194612][  T815]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.194744][  T815]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.194875][  T815]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.195008][  T815]  ? __ia32_sys_open (fs/open.c:1374)
[   48.195141][  T815]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.195272][  T815]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.195413][  T815]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.195544][  T815]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.195673][  T815]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.195808][  T815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.195969][  T815] RIP: 0033:0x7f648b0febcb
[   48.196109][  T815] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.196585][  T815] RSP: 002b:00007ffceb134f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.196787][  T815] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f648b0febcb
[   48.196983][  T815] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.197180][  T815] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.197384][  T815] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffceb1371a0
[   48.197584][  T815] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffceb138889
| [   48.202054][  T815] ------------[ cut here ]------------
| [   48.202194][  T815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/815
| [   48.202428][  T815] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.202993][  T815] Tainted: [W]=WARN
[   48.203093][  T815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.203255][  T815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.203975][  T815] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.204515][  T815] RSP: 0018:ffa00000015ef918 EFLAGS: 00010286
[   48.204678][  T815] RAX: 00000000ffffffa6 RBX: ff11000016b6ee40 RCX: 1ff40000002bdee9
[   48.204872][  T815] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016b6eefc
[   48.205069][  T815] RBP: ff1100000a281000 R08: 1fe2200002d6dde1 R09: ff1100000f915180
[   48.205262][  T815] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.205524][  T815] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a281000
[   48.205776][  T815] FS:  00007f648ae3c840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.206015][  T815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.206183][  T815] CR2: 00007f648b03dc20 CR3: 000000000e97f001 CR4: 0000000000771ef0
[   48.206440][  T815] PKRU: 55555554
[   48.206538][  T815] Call Trace:
[   48.206635][  T815]  <TASK>
[   48.206702][  T815]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.206835][  T815]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.206967][  T815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.207066][  T815]  register_netdevice (net/core/dev.c:11488)
[   48.207198][  T815]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.207422][  T815]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   48.207554][  T815]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   48.207685][  T815]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   48.207815][  T815]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   48.207949][  T815]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   48.208079][  T815]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   48.208210][  T815]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   48.208401][  T815]  ops_init (net/core/net_namespace.c:137)
[   48.208502][  T815]  setup_net (net/core/net_namespace.c:446)
[   48.208600][  T815]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.208730][  T815]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.208862][  T815]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.208995][  T815]  copy_net_ns (net/core/net_namespace.c:579)
[   48.209126][  T815]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.209260][  T815]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.209453][  T815]  ksys_unshare (kernel/fork.c:3243)
[   48.209584][  T815]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.209715][  T815]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.209851][  T815]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.209983][  T815]  ? __ia32_sys_open (fs/open.c:1374)
[   48.210119][  T815]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.210254][  T815]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.210443][  T815]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.210573][  T815]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.210703][  T815]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.210832][  T815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.210997][  T815] RIP: 0033:0x7f648b0febcb
[   48.211133][  T815] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.211658][  T815] RSP: 002b:00007ffceb134f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.211859][  T815] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f648b0febcb
[   48.212060][  T815] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.212255][  T815] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.212508][  T815] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffceb1371a0
[   48.212702][  T815] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffceb138889
| [   48.215039][   T67] ------------[ cut here ]------------
| [   48.215270][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   48.215714][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.216681][   T67] Tainted: [W]=WARN
[   48.216872][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.217154][   T67] Workqueue: netns cleanup_net
[   48.217431][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.217720][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.218447][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.218746][   T67] RAX: 00000000ffffffa6 RBX: ff11000016b6f8c0 RCX: 1ff4000000090eed
[   48.219068][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016b6f97c
[   48.219417][   T67] RBP: ff1100000f489000 R08: 1fe2200002d6df31 R09: ff110000090f8bd0
[   48.219740][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.220069][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.220419][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   48.220791][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.221068][   T67] CR2: 00007f648b003318 CR3: 000000000e97f003 CR4: 0000000000771ef0
[   48.221402][   T67] PKRU: 55555554
[   48.221592][   T67] Call Trace:
[   48.221780][   T67]  <TASK>
[   48.221928][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.222217][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.222525][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.222762][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.222997][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.223232][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.223502][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.223744][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.223989][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.224223][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.224490][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.224729][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.224961][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.225205][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.225460][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.225702][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.225949][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.226185][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.226458][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.226707][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.226943][   T67]  kthread (kernel/kthread.c:436)
[   48.227136][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.227436][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.227677][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.227916][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.228196][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.228455][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.228695][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.233137][   T67] ------------[ cut here ]------------
| [   48.233385][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   48.233803][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.234758][   T67] Tainted: [W]=WARN
[   48.234948][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.235229][   T67] Workqueue: netns cleanup_net
[   48.235590][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.235960][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.236758][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.237130][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c4ee580 RCX: 1ff4000000090eed
[   48.237547][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4ee63c
[   48.237949][   T67] RBP: ff110000099fc000 R08: 1fe220000189dcc9 R09: ff110000090f8bd0
[   48.238329][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.238754][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.239153][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   48.239622][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.239978][   T67] CR2: 00007f648b003318 CR3: 000000000e97f003 CR4: 0000000000771ef0
[   48.240403][   T67] PKRU: 55555554
[   48.240670][   T67] Call Trace:
[   48.240935][   T67]  <TASK>
[   48.241159][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.241535][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.241888][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.242204][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.242537][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.242846][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.243159][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.243498][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.243814][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.244122][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.244462][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.244777][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.245138][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.245524][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.245766][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.246006][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.246249][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.246505][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.246754][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.246999][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.247234][   T67]  kthread (kernel/kthread.c:436)
[   48.247451][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.247735][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.247969][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.248206][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.248506][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.248742][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.248980][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.252325][   T67] ------------[ cut here ]------------
| [   48.252464][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.252692][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.253229][   T67] Tainted: [W]=WARN
[   48.253318][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.253480][   T67] Workqueue: netns cleanup_net
[   48.253604][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.253757][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.254184][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.254330][   T67] RAX: 00000000ffffffa6 RBX: ff11000017430040 RCX: 1ff4000000090eed
[   48.254518][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174300fc
[   48.254691][   T67] RBP: ff1100000ef01000 R08: 1fe2200002e86021 R09: ff110000090f8bd0
[   48.254865][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.255039][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.255215][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.255432][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.255577][   T67] CR2: 00007f648b03dc20 CR3: 000000000e97f001 CR4: 0000000000771ef0
[   48.255751][   T67] PKRU: 55555554
[   48.255839][   T67] Call Trace:
[   48.255933][   T67]  <TASK>
[   48.255994][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.256142][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.256288][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.256417][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.256536][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.256652][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.256769][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.256891][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.257012][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.257128][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.257248][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.257372][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.257491][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.257609][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.257727][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.257848][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.257969][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.258089][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.258212][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.258332][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.258463][   T67]  kthread (kernel/kthread.c:436)
[   48.258551][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.258698][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.258817][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.258935][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.259082][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.259201][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.259317][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.261302][   T67] ------------[ cut here ]------------
| [   48.261428][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.261657][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.262196][   T67] Tainted: [W]=WARN
[   48.262284][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.262439][   T67] Workqueue: netns cleanup_net
[   48.262565][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.262721][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.263152][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.263300][   T67] RAX: 00000000ffffffa6 RBX: ff110000174303c0 RCX: 1ff4000000090eed
[   48.263488][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001743047c
[   48.263661][   T67] RBP: ff11000011a31000 R08: 1fe2200002e86091 R09: ff110000090f8bd0
[   48.263837][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.264013][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.264191][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.264402][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.264549][   T67] CR2: 00007f648b03dc20 CR3: 000000000e97f001 CR4: 0000000000771ef0
[   48.264723][   T67] PKRU: 55555554
[   48.264810][   T67] Call Trace:
[   48.264897][   T67]  <TASK>
[   48.264962][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.265110][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.265256][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.265381][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.265504][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.265620][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.265736][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.265854][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.265975][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.266091][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.266214][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.266332][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.266457][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.266575][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.266692][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.266813][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.266933][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.267049][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.267171][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.267292][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.267417][   T67]  kthread (kernel/kthread.c:436)
[   48.267506][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.267650][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.267769][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.267886][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.268031][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.268149][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.268266][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.270557][   T67] ------------[ cut here ]------------
| [   48.270675][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.270974][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.271598][   T67] Tainted: [W]=WARN
[   48.271686][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.271907][   T67] Workqueue: netns cleanup_net
[   48.272034][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.272191][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.272696][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   48.272847][   T67] RAX: 00000000ffffffa6 RBX: ff11000017430740 RCX: 1ff4000000090eed
[   48.273098][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174307fc
[   48.273270][   T67] RBP: ff1100000ff11000 R08: 1fe2200002e86101 R09: ff110000090f8bd0
[   48.273461][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.273710][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.273888][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.274164][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.274308][   T67] CR2: 00007f648b03dc20 CR3: 000000000e97f001 CR4: 0000000000771ef0
[   48.274488][   T67] PKRU: 55555554
[   48.274576][   T67] Call Trace:
[   48.274736][   T67]  <TASK>
[   48.274801][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.274951][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.275097][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   48.275286][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   48.275414][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.275530][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   48.275646][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.275837][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   48.275958][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.276075][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.276194][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.276386][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.276506][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.276624][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.276740][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.276932][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.277055][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.277173][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.277294][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.277425][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.277545][   T67]  kthread (kernel/kthread.c:436)
[   48.277638][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.277784][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.277977][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.278095][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.278240][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.278360][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.278481][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.283623][  T815] ------------[ cut here ]------------
| [   48.283766][  T815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/815
| [   48.283997][  T815] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.284594][  T815] Tainted: [W]=WARN
[   48.284695][  T815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.284861][  T815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.285032][  T815] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.285519][  T815] RSP: 0018:ffa00000015ef8f8 EFLAGS: 00010286
[   48.285684][  T815] RAX: 00000000ffffffa6 RBX: ff1100000b5fcc80 RCX: 1ff40000002bdee5
[   48.285880][  T815] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fcd3c
[   48.286078][  T815] RBP: ff11000007964000 R08: 1fe22000016bf9a9 R09: ff1100000f915180
[   48.286277][  T815] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.286488][  T815] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007964000
[   48.286691][  T815] FS:  00007f648ae3c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.286926][  T815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.287089][  T815] CR2: 0000561705c5dd5c CR3: 000000000e97f002 CR4: 0000000000771ef0
[   48.287293][  T815] PKRU: 55555554
[   48.287402][  T815] Call Trace:
[   48.287500][  T815]  <TASK>
[   48.287573][  T815]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.287704][  T815]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.287839][  T815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.287946][  T815]  register_netdevice (net/core/dev.c:11488)
[   48.288080][  T815]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.288244][  T815]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   48.288386][  T815]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   48.288523][  T815]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   48.288656][  T815]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   48.288790][  T815]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   48.288924][  T815]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   48.289057][  T815]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   48.289194][  T815]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.289331][  T815]  vti_init_net (net/ipv4/ip_vti.c:517)
[   48.289485][  T815]  ops_init (net/core/net_namespace.c:137)
[   48.289586][  T815]  setup_net (net/core/net_namespace.c:446)
[   48.289686][  T815]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.289820][  T815]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.289951][  T815]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.290090][  T815]  copy_net_ns (net/core/net_namespace.c:579)
[   48.290223][  T815]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.290362][  T815]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.290505][  T815]  ksys_unshare (kernel/fork.c:3243)
[   48.290637][  T815]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.290772][  T815]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.290907][  T815]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.291039][  T815]  ? __ia32_sys_open (fs/open.c:1374)
[   48.291173][  T815]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.291304][  T815]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.291450][  T815]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.291581][  T815]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.291713][  T815]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.291847][  T815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.292016][  T815] RIP: 0033:0x7f648b0febcb
[   48.292156][  T815] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.292635][  T815] RSP: 002b:00007ffceb134f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.292841][  T815] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f648b0febcb
[   48.293040][  T815] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.293238][  T815] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.293450][  T815] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffceb1371a0
[   48.293649][  T815] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffceb138889
| [   48.297186][   T67] ------------[ cut here ]------------
| [   48.297316][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.297576][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.298146][   T67] Tainted: [W]=WARN
[   48.298242][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.298406][   T67] Workqueue: netns cleanup_net
[   48.298536][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.298702][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.299144][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   48.299298][   T67] RAX: 00000000ffffffa6 RBX: ff11000017430900 RCX: 1ff4000000090eaf
[   48.299492][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174309bc
[   48.299675][   T67] RBP: ff110000132f4000 R08: 1fe2200002e86139 R09: ff110000090f8bd0
[   48.299861][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   48.300045][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   48.300228][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.300453][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.300607][   T67] CR2: 00007f648b03dc20 CR3: 000000000e97f001 CR4: 0000000000771ef0
[   48.300793][   T67] PKRU: 55555554
[   48.300885][   T67] Call Trace:
[   48.300977][   T67]  <TASK>
[   48.301041][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.301166][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.301260][   T67]  netif_close_many (net/core/dev.c:1804)
[   48.301389][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.301520][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.301645][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.301770][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   48.301894][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.302048][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.302202][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.302329][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.302461][   T67]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   48.302587][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.302743][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.302868][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.302993][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.303121][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.303244][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   48.303378][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.303510][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.303631][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.303757][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.303885][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.304009][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.304133][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.304255][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.304389][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.304523][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.304647][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.304775][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.304907][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.305031][   T67]  kthread (kernel/kthread.c:436)
[   48.305125][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.305279][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.305415][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.305539][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.305693][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.305815][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.305938][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.308183][   T67] ------------[ cut here ]------------
| [   48.308303][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/67
| [   48.308975][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.309849][   T67] Tainted: [W]=WARN
[   48.309939][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.310087][   T67] Workqueue: netns cleanup_net
[   48.310215][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.310432][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.310859][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   48.311014][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d7e0200 RCX: 1ff4000000090ed5
[   48.311190][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e02bc
[   48.311429][   T67] RBP: ff110000132f4000 R08: 1fe2200001afc059 R09: ff110000090f8bd0
[   48.311610][   T67] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.311784][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.311962][   T67] FS:  0000000000000000(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   48.312170][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.312317][   T67] CR2: 00007f648b03dc20 CR3: 000000000e97f001 CR4: 0000000000771ef0
[   48.312547][   T67] PKRU: 55555554
[   48.312637][   T67] Call Trace:
[   48.312724][   T67]  <TASK>
[   48.312786][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.312945][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.313094][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.313215][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   48.313335][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   48.313505][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   48.313624][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   48.313743][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   48.313872][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   48.313990][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.314111][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   48.314230][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   48.314399][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   48.314521][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.314638][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.314758][   T67]  process_one_work (kernel/workqueue.c:3314)
[   48.314883][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.315000][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.315123][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.315245][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.315418][   T67]  kthread (kernel/kthread.c:436)
[   48.315507][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.315653][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.315774][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.315893][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.316040][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.316163][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.316282][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.321337][  T815] ------------[ cut here ]------------
| [   48.321493][  T815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/815
| [   48.321719][  T815] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.322289][  T815] Tainted: [W]=WARN
[   48.322400][  T815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.322564][  T815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.322734][  T815] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.323208][  T815] RSP: 0018:ffa00000015efa78 EFLAGS: 00010286
[   48.323380][  T815] RAX: 00000000ffffffa6 RBX: ff11000012e23c40 RCX: 1ff40000002bdf15
[   48.323582][  T815] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e23cfc
[   48.323779][  T815] RBP: ff1100000a9d9000 R08: 1fe22000025c47a1 R09: ff1100000f915180
[   48.323979][  T815] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.324174][  T815] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a9d9000
[   48.324379][  T815] FS:  00007f648ae3c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.324613][  T815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.324782][  T815] CR2: 0000561705c5dd5c CR3: 000000000e97f002 CR4: 0000000000771ef0
[   48.324981][  T815] PKRU: 55555554
[   48.325080][  T815] Call Trace:
[   48.325177][  T815]  <TASK>
[   48.325244][  T815]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.325388][  T815]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.325527][  T815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.325629][  T815]  register_netdevice (net/core/dev.c:11488)
[   48.325761][  T815]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.325924][  T815]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.326058][  T815]  register_netdev (net/core/dev.c:11552)
[   48.326189][  T815]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   48.326321][  T815]  ops_init (net/core/net_namespace.c:137)
[   48.326437][  T815]  setup_net (net/core/net_namespace.c:446)
[   48.326541][  T815]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.326671][  T815]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.326808][  T815]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.326941][  T815]  copy_net_ns (net/core/net_namespace.c:579)
[   48.327073][  T815]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.327208][  T815]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.327348][  T815]  ksys_unshare (kernel/fork.c:3243)
[   48.327485][  T815]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.327616][  T815]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.327748][  T815]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.327880][  T815]  ? __ia32_sys_open (fs/open.c:1374)
[   48.328019][  T815]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.328149][  T815]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.328283][  T815]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.328423][  T815]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.328555][  T815]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.328693][  T815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.328856][  T815] RIP: 0033:0x7f648b0febcb
[   48.328993][  T815] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.329475][  T815] RSP: 002b:00007ffceb134f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.329673][  T815] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f648b0febcb
[   48.329875][  T815] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.330070][  T815] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.330267][  T815] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffceb1371a0
[   48.330472][  T815] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffceb138889
| [   48.334654][  T815] ------------[ cut here ]------------
| [   48.334793][  T815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/815
| [   48.335018][  T815] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.335600][  T815] Tainted: [W]=WARN
[   48.335700][  T815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.335865][  T815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.336037][  T815] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.336515][  T815] RSP: 0018:ffa00000015efa68 EFLAGS: 00010286
[   48.336681][  T815] RAX: 00000000ffffffa6 RBX: ff11000008cd2900 RCX: 1ff40000002bdf13
[   48.336877][  T815] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cd29bc
[   48.337072][  T815] RBP: ff11000017024000 R08: 1fe220000119a539 R09: ff1100000f915180
[   48.337273][  T815] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.337486][  T815] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017024000
[   48.337682][  T815] FS:  00007f648ae3c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.337910][  T815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.338086][  T815] CR2: 0000561705c5dd5c CR3: 000000000e97f002 CR4: 0000000000771ef0
[   48.338283][  T815] PKRU: 55555554
[   48.338386][  T815] Call Trace:
[   48.338488][  T815]  <TASK>
[   48.338561][  T815]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.338692][  T815]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.338823][  T815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.338926][  T815]  register_netdevice (net/core/dev.c:11488)
[   48.339059][  T815]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.339224][  T815]  register_netdev (net/core/dev.c:11552)
[   48.339358][  T815]  sit_init_net (net/ipv6/sit.c:1860)
[   48.339494][  T815]  ops_init (net/core/net_namespace.c:137)
[   48.339594][  T815]  setup_net (net/core/net_namespace.c:446)
[   48.339694][  T815]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.339828][  T815]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.339959][  T815]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.340091][  T815]  copy_net_ns (net/core/net_namespace.c:579)
[   48.340232][  T815]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.340376][  T815]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.340514][  T815]  ksys_unshare (kernel/fork.c:3243)
[   48.340650][  T815]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.340785][  T815]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.340916][  T815]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.341048][  T815]  ? __ia32_sys_open (fs/open.c:1374)
[   48.341185][  T815]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.341314][  T815]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.341455][  T815]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.341585][  T815]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.341714][  T815]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.341846][  T815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.342010][  T815] RIP: 0033:0x7f648b0febcb
[   48.342147][  T815] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.342620][  T815] RSP: 002b:00007ffceb134f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.342818][  T815] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f648b0febcb
[   48.343013][  T815] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.343209][  T815] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.343410][  T815] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffceb1371a0
[   48.343612][  T815] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffceb138889
| [   48.347993][  T815] ------------[ cut here ]------------
| [   48.348130][  T815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/815
| [   48.348363][  T815] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.348930][  T815] Tainted: [W]=WARN
[   48.349030][  T815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.349196][  T815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.349372][  T815] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.349842][  T815] RSP: 0018:ffa00000015efa78 EFLAGS: 00010286
[   48.350010][  T815] RAX: 00000000ffffffa6 RBX: ff110000103e4900 RCX: 1ff40000002bdf15
[   48.350206][  T815] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e49bc
[   48.350411][  T815] RBP: ff110000088e1000 R08: 1fe220000207c939 R09: ff1100000f915180
[   48.350606][  T815] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.350805][  T815] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088e1000
[   48.351001][  T815] FS:  00007f648ae3c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.351236][  T815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.351408][  T815] CR2: 0000561705c5dd5c CR3: 000000000e97f002 CR4: 0000000000771ef0
[   48.351605][  T815] PKRU: 55555554
[   48.351709][  T815] Call Trace:
[   48.351806][  T815]  <TASK>
[   48.351873][  T815]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.352006][  T815]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.352139][  T815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.352240][  T815]  register_netdevice (net/core/dev.c:11488)
[   48.352380][  T815]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.352549][  T815]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.352686][  T815]  register_netdev (net/core/dev.c:11552)
[   48.352817][  T815]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   48.352950][  T815]  ops_init (net/core/net_namespace.c:137)
[   48.353050][  T815]  setup_net (net/core/net_namespace.c:446)
[   48.353149][  T815]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.353285][  T815]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.353424][  T815]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.353559][  T815]  copy_net_ns (net/core/net_namespace.c:579)
[   48.353691][  T815]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.353830][  T815]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.353962][  T815]  ksys_unshare (kernel/fork.c:3243)
[   48.354093][  T815]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.354224][  T815]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.354359][  T815]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.354501][  T815]  ? __ia32_sys_open (fs/open.c:1374)
[   48.354634][  T815]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.354763][  T815]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.354894][  T815]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.355026][  T815]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.355157][  T815]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.355293][  T815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.355466][  T815] RIP: 0033:0x7f648b0febcb
[   48.355605][  T815] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.356070][  T815] RSP: 002b:00007ffceb134f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.356268][  T815] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f648b0febcb
[   48.356476][  T815] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.356670][  T815] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.356864][  T815] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffceb1371a0
[   48.357058][  T815] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffceb138889
| [   48.396245][  T816] ------------[ cut here ]------------
| [   48.396414][  T816] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/816
| [   48.396642][  T816] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.397213][  T816] Tainted: [W]=WARN
[   48.397312][  T816] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.397486][  T816] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.397658][  T816] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.398123][  T816] RSP: 0018:ffa000000145f020 EFLAGS: 00010286
[   48.398290][  T816] RAX: 00000000ffffffa6 RBX: ff11000017692c80 RCX: 1ff400000028bdca
[   48.398912][  T816] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017692d3c
[   48.399109][  T816] RBP: ff1100000a81c000 R08: 1fe2200002ed25a9 R09: ff1100000f9c2e58
[   48.399306][  T816] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   48.399509][  T816] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.399707][  T816] FS:  00007fa8438c7840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   48.399935][  T816] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.400102][  T816] CR2: 0000000007e54988 CR3: 000000000e087002 CR4: 0000000000771ef0
[   48.400298][  T816] PKRU: 55555554
[   48.400404][  T816] Call Trace:
[   48.400502][  T816]  <TASK>
[   48.400570][  T816]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.400710][  T816]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.400810][  T816]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.400941][  T816]  __dev_notify_flags (net/core/dev.c:9787)
[   48.401075][  T816]  ? netif_change_name (net/core/dev.c:1495)
[   48.401205][  T816]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.401335][  T816]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.401475][  T816]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.401607][  T816]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.401741][  T816]  netif_change_flags (net/core/dev.c:9820)
[   48.401875][  T816]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.402006][  T816]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.402140][  T816]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.402271][  T816]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.402444][  T816]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.402573][  T816]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.402703][  T816]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.402835][  T816]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.402968][  T816]  ? __kernel_text_address (kernel/extable.c:79)
[   48.403099][  T816]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.403231][  T816]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.403366][  T816]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.403503][  T816]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.403634][  T816]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.403766][  T816]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.403895][  T816]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.404027][  T816]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.404157][  T816]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.404289][  T816]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.404434][  T816]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.404566][  T816]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.404699][  T816]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.404836][  T816]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.404970][  T816]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.405100][  T816]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.405230][  T816]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.405368][  T816]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.405502][  T816]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.405634][  T816]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.405766][  T816]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.405896][  T816]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.406026][  T816]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.406157][  T816]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.406287][  T816]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.406423][  T816]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.406553][  T816]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.406683][  T816]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.406815][  T816]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.406944][  T816]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.407074][  T816]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.407207][  T816]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.407337][  T816]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.407478][  T816]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.407606][  T816]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.407737][  T816]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.407870][  T816]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.408008][  T816]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.408150][  T816]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.408282][  T816]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.408423][  T816]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.408557][  T816]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.408688][  T816]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.408818][  T816]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.408981][  T816]  ? move_addr_to_kernel (net/socket.c:258)
[   48.409113][  T816]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.409244][  T816]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.409385][  T816]  ___sys_sendmsg (net/socket.c:2752)
[   48.409522][  T816]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.409684][  T816]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.409830][  T816]  __sys_sendmsg (net/socket.c:2784)
[   48.409961][  T816]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.410091][  T816]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.410255][  T816]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.410389][  T816]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.410525][  T816]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.410656][  T816]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.410786][  T816]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.410920][  T816]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.411084][  T816] RIP: 0033:0x7fa843b0108e
[   48.411222][  T816] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.411696][  T816] RSP: 002b:00007ffcda5aa720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.411894][  T816] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa843b0108e
[   48.412096][  T816] RDX: 0000000000000000 RSI: 00007ffcda5aa7d0 RDI: 0000000000000005
[   48.412292][  T816] RBP: 00007ffcda5aa730 R08: 0000000000000000 R09: 0000000000000000
[   48.412495][  T816] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e485
[   48.412694][  T816] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcda5aaea0
| [   48.514025][  T819] ------------[ cut here ]------------
| [   48.514201][  T819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/819
| [   48.514454][  T819] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.515037][  T819] Tainted: [W]=WARN
[   48.515138][  T819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.515302][  T819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.515487][  T819] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.515960][  T819] RSP: 0018:ffa000000160fa80 EFLAGS: 00010286
[   48.516128][  T819] RAX: 00000000ffffffa6 RBX: ff1100000a256040 RCX: 1ff40000002c1f16
[   48.516327][  T819] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2560fc
[   48.516532][  T819] RBP: ff110000091bc000 R08: 1fe220000144ac21 R09: ff1100000f90d180
[   48.516736][  T819] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.516935][  T819] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091bc000
[   48.517135][  T819] FS:  00007f6501f0c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   48.517375][  T819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.517551][  T819] CR2: 00007f650210dc20 CR3: 000000000fa67002 CR4: 0000000000771ef0
[   48.517751][  T819] PKRU: 55555554
[   48.517851][  T819] Call Trace:
[   48.517952][  T819]  <TASK>
[   48.518023][  T819]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.518158][  T819]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.518293][  T819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.518402][  T819]  register_netdevice (net/core/dev.c:11488)
[   48.518541][  T819]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.518706][  T819]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   48.518844][  T819]  register_netdev (net/core/dev.c:11552)
[   48.518976][  T819]  loopback_net_init (drivers/net/loopback.c:218)
[   48.519111][  T819]  ops_init (net/core/net_namespace.c:137)
[   48.519212][  T819]  setup_net (net/core/net_namespace.c:446)
[   48.519317][  T819]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.519462][  T819]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.519599][  T819]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.519735][  T819]  copy_net_ns (net/core/net_namespace.c:579)
[   48.519868][  T819]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.520004][  T819]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.520138][  T819]  ksys_unshare (kernel/fork.c:3243)
[   48.520273][  T819]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.520417][  T819]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.520548][  T819]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.520688][  T819]  ? __ia32_sys_open (fs/open.c:1374)
[   48.520822][  T819]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.520953][  T819]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.521086][  T819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.521220][  T819]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.521357][  T819]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.521495][  T819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.521660][  T819] RIP: 0033:0x7f65021cebcb
[   48.521801][  T819] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.522271][  T819] RSP: 002b:00007fffdc97c828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.522484][  T819] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f65021cebcb
[   48.522683][  T819] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.522882][  T819] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.523087][  T819] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffdc97ea50
[   48.523291][  T819] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdc97f889
| [   48.527741][  T819] ------------[ cut here ]------------
| [   48.527884][  T819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/819
| [   48.528118][  T819] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.528700][  T819] Tainted: [W]=WARN
[   48.528802][  T819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.528966][  T819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.529141][  T819] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.529620][  T819] RSP: 0018:ffa000000160f918 EFLAGS: 00010286
[   48.529788][  T819] RAX: 00000000ffffffa6 RBX: ff1100000619ac80 RCX: 1ff40000002c1ee9
[   48.529987][  T819] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000619ad3c
[   48.530185][  T819] RBP: ff11000008b79000 R08: 1fe2200000c335a9 R09: ff1100000f90d180
[   48.530387][  T819] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.530591][  T819] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008b79000
[   48.530788][  T819] FS:  00007f6501f0c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   48.531021][  T819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.531187][  T819] CR2: 00007f650210dc20 CR3: 000000000fa67002 CR4: 0000000000771ef0
[   48.531391][  T819] PKRU: 55555554
[   48.531500][  T819] Call Trace:
[   48.531603][  T819]  <TASK>
[   48.531672][  T819]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.531805][  T819]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.531938][  T819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.532041][  T819]  register_netdevice (net/core/dev.c:11488)
[   48.532176][  T819]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.532340][  T819]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   48.532486][  T819]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   48.532618][  T819]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   48.532749][  T819]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   48.532883][  T819]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   48.533018][  T819]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   48.533151][  T819]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   48.533287][  T819]  ops_init (net/core/net_namespace.c:137)
[   48.533399][  T819]  setup_net (net/core/net_namespace.c:446)
[   48.533502][  T819]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.533633][  T819]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.533766][  T819]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.533903][  T819]  copy_net_ns (net/core/net_namespace.c:579)
[   48.534042][  T819]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.534184][  T819]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.534319][  T819]  ksys_unshare (kernel/fork.c:3243)
[   48.534459][  T819]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.534591][  T819]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.534723][  T819]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.534856][  T819]  ? __ia32_sys_open (fs/open.c:1374)
[   48.534992][  T819]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.535124][  T819]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.535256][  T819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.535396][  T819]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.535531][  T819]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.535664][  T819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.535828][  T819] RIP: 0033:0x7f65021cebcb
[   48.535966][  T819] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.536452][  T819] RSP: 002b:00007fffdc97c828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.536651][  T819] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f65021cebcb
[   48.536849][  T819] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.537053][  T819] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.537252][  T819] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffdc97ea50
[   48.537459][  T819] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdc97f889
| [   48.542517][  T819] ------------[ cut here ]------------
| [   48.542660][  T819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/819
| [   48.542891][  T819] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.543491][  T819] Tainted: [W]=WARN
[   48.543592][  T819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.543758][  T819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.543932][  T819] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.544483][  T819] RSP: 0018:ffa000000160f8f8 EFLAGS: 00010286
[   48.544651][  T819] RAX: 00000000ffffffa6 RBX: ff1100000caec040 RCX: 1ff40000002c1ee5
[   48.544849][  T819] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caec0fc
[   48.545048][  T819] RBP: ff1100000a821000 R08: 1fe220000195d821 R09: ff1100000f90d180
[   48.545249][  T819] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.545509][  T819] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a821000
[   48.545713][  T819] FS:  00007f6501f0c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   48.545946][  T819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.546114][  T819] CR2: 00007f650210dc20 CR3: 000000000fa67002 CR4: 0000000000771ef0
[   48.546317][  T819] PKRU: 55555554
[   48.546479][  T819] Call Trace:
[   48.546579][  T819]  <TASK>
[   48.546648][  T819]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.546782][  T819]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.546918][  T819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.547019][  T819]  register_netdevice (net/core/dev.c:11488)
[   48.547158][  T819]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.547324][  T819]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   48.547519][  T819]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   48.547652][  T819]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   48.547785][  T819]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   48.547920][  T819]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   48.548053][  T819]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   48.548192][  T819]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   48.548328][  T819]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.548528][  T819]  vti_init_net (net/ipv4/ip_vti.c:517)
[   48.548666][  T819]  ops_init (net/core/net_namespace.c:137)
[   48.548773][  T819]  setup_net (net/core/net_namespace.c:446)
[   48.548874][  T819]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.549006][  T819]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.549141][  T819]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.549279][  T819]  copy_net_ns (net/core/net_namespace.c:579)
[   48.549473][  T819]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.549610][  T819]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.549749][  T819]  ksys_unshare (kernel/fork.c:3243)
[   48.549882][  T819]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.550017][  T819]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.550150][  T819]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.550286][  T819]  ? __ia32_sys_open (fs/open.c:1374)
[   48.550482][  T819]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.550614][  T819]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.550746][  T819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.550880][  T819]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.551016][  T819]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.551149][  T819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.551314][  T819] RIP: 0033:0x7f65021cebcb
[   48.551519][  T819] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.551992][  T819] RSP: 002b:00007fffdc97c828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.552200][  T819] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f65021cebcb
[   48.552462][  T819] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.552662][  T819] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.552861][  T819] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffdc97ea50
[   48.553061][  T819] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdc97f889
| [   48.562043][  T819] ------------[ cut here ]------------
| [   48.562190][  T819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/819
| [   48.562438][  T819] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.563020][  T819] Tainted: [W]=WARN
[   48.563120][  T819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.563290][  T819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.563473][  T819] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.563949][  T819] RSP: 0018:ffa000000160fa78 EFLAGS: 00010286
[   48.564120][  T819] RAX: 00000000ffffffa6 RBX: ff1100000971fe00 RCX: 1ff40000002c1f15
[   48.564318][  T819] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971febc
[   48.564530][  T819] RBP: ff110000077ec000 R08: 1fe22000012e3fd9 R09: ff1100000f90d180
[   48.564729][  T819] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.564927][  T819] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000077ec000
[   48.565130][  T819] FS:  00007f6501f0c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.565370][  T819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.565545][  T819] CR2: 00007f1886235000 CR3: 000000000fa67001 CR4: 0000000000771ef0
[   48.565746][  T819] PKRU: 55555554
[   48.565846][  T819] Call Trace:
[   48.565947][  T819]  <TASK>
[   48.566017][  T819]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.566150][  T819]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.566283][  T819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.566390][  T819]  register_netdevice (net/core/dev.c:11488)
[   48.566529][  T819]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.566699][  T819]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.566838][  T819]  register_netdev (net/core/dev.c:11552)
[   48.566970][  T819]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   48.567109][  T819]  ops_init (net/core/net_namespace.c:137)
[   48.567211][  T819]  setup_net (net/core/net_namespace.c:446)
[   48.567311][  T819]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.567454][  T819]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.567586][  T819]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.567723][  T819]  copy_net_ns (net/core/net_namespace.c:579)
[   48.567858][  T819]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.567995][  T819]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.568128][  T819]  ksys_unshare (kernel/fork.c:3243)
[   48.568261][  T819]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.568404][  T819]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.568539][  T819]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.568674][  T819]  ? __ia32_sys_open (fs/open.c:1374)
[   48.568808][  T819]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.568942][  T819]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.569075][  T819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.569206][  T819]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.569341][  T819]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.569486][  T819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.569655][  T819] RIP: 0033:0x7f65021cebcb
[   48.569796][  T819] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.570265][  T819] RSP: 002b:00007fffdc97c828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.570476][  T819] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f65021cebcb
[   48.570682][  T819] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.570880][  T819] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.571078][  T819] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffdc97ea50
[   48.571276][  T819] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdc97f889
| [   48.575549][  T819] ------------[ cut here ]------------
| [   48.575689][  T819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/819
| [   48.575919][  T819] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.576509][  T819] Tainted: [W]=WARN
[   48.576610][  T819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.576776][  T819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.576951][  T819] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.577429][  T819] RSP: 0018:ffa000000160fa68 EFLAGS: 00010286
[   48.577596][  T819] RAX: 00000000ffffffa6 RBX: ff11000005091c40 RCX: 1ff40000002c1f13
[   48.577794][  T819] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005091cfc
[   48.577994][  T819] RBP: ff110000088b4000 R08: 1fe2200000a123a1 R09: ff1100000f90d180
[   48.578191][  T819] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.578394][  T819] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088b4000
[   48.578603][  T819] FS:  00007f6501f0c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.578836][  T819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.579001][  T819] CR2: 00007f1886235000 CR3: 000000000fa67001 CR4: 0000000000771ef0
[   48.579202][  T819] PKRU: 55555554
[   48.579300][  T819] Call Trace:
[   48.579409][  T819]  <TASK>
[   48.579482][  T819]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.579617][  T819]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.579750][  T819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.579852][  T819]  register_netdevice (net/core/dev.c:11488)
[   48.579991][  T819]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.580159][  T819]  register_netdev (net/core/dev.c:11552)
[   48.580290][  T819]  sit_init_net (net/ipv6/sit.c:1860)
[   48.580435][  T819]  ops_init (net/core/net_namespace.c:137)
[   48.580538][  T819]  setup_net (net/core/net_namespace.c:446)
[   48.580641][  T819]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.580773][  T819]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.580905][  T819]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.581041][  T819]  copy_net_ns (net/core/net_namespace.c:579)
[   48.581176][  T819]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.581313][  T819]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.581461][  T819]  ksys_unshare (kernel/fork.c:3243)
[   48.581598][  T819]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.581731][  T819]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.581868][  T819]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.582001][  T819]  ? __ia32_sys_open (fs/open.c:1374)
[   48.582139][  T819]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.582272][  T819]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.582413][  T819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.582547][  T819]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.582680][  T819]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.582813][  T819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.582976][  T819] RIP: 0033:0x7f65021cebcb
[   48.583112][  T819] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.583598][  T819] RSP: 002b:00007fffdc97c828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.583796][  T819] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f65021cebcb
[   48.583992][  T819] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.584189][  T819] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.584391][  T819] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffdc97ea50
[   48.584595][  T819] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdc97f889
| [   48.589370][  T819] ------------[ cut here ]------------
| [   48.589522][  T819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/819
| [   48.589752][  T819] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.590329][  T819] Tainted: [W]=WARN
[   48.590451][  T819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.590619][  T819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.590793][  T819] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.591274][  T819] RSP: 0018:ffa000000160fa78 EFLAGS: 00010286
[   48.591454][  T819] RAX: 00000000ffffffa6 RBX: ff11000004c93380 RCX: 1ff40000002c1f15
[   48.591657][  T819] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c9343c
[   48.591856][  T819] RBP: ff1100000caa1000 R08: 1fe2200000992689 R09: ff1100000f90d180
[   48.592057][  T819] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.592259][  T819] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000caa1000
[   48.592471][  T819] FS:  00007f6501f0c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.592706][  T819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.592875][  T819] CR2: 00007f1886235000 CR3: 000000000fa67001 CR4: 0000000000771ef0
[   48.593079][  T819] PKRU: 55555554
[   48.593178][  T819] Call Trace:
[   48.593283][  T819]  <TASK>
[   48.593360][  T819]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.593503][  T819]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.593639][  T819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.593745][  T819]  register_netdevice (net/core/dev.c:11488)
[   48.593882][  T819]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.594047][  T819]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.594184][  T819]  register_netdev (net/core/dev.c:11552)
[   48.594315][  T819]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   48.594459][  T819]  ops_init (net/core/net_namespace.c:137)
[   48.594562][  T819]  setup_net (net/core/net_namespace.c:446)
[   48.594663][  T819]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   48.594885][  T819]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   48.595021][  T819]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   48.595156][  T819]  copy_net_ns (net/core/net_namespace.c:579)
[   48.595291][  T819]  create_new_namespaces (kernel/nsproxy.c:132)
[   48.595437][  T819]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   48.595571][  T819]  ksys_unshare (kernel/fork.c:3243)
[   48.595704][  T819]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.595840][  T819]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   48.596059][  T819]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   48.596192][  T819]  ? __ia32_sys_open (fs/open.c:1374)
[   48.596327][  T819]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   48.596476][  T819]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.596693][  T819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.596824][  T819]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.596955][  T819]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.597089][  T819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.597343][  T819] RIP: 0033:0x7f65021cebcb
[   48.597491][  T819] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   48.598055][  T819] RSP: 002b:00007fffdc97c828 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   48.598257][  T819] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f65021cebcb
[   48.598555][  T819] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   48.598751][  T819] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   48.598948][  T819] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffdc97ea50
[   48.599237][  T819] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffdc97f889
| [   48.629543][  T820] ------------[ cut here ]------------
| [   48.629693][  T820] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/820
| [   48.629924][  T820] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.630514][  T820] Tainted: [W]=WARN
[   48.630614][  T820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.630780][  T820] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.630954][  T820] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.631432][  T820] RSP: 0018:ffa000000161f020 EFLAGS: 00010286
[   48.631599][  T820] RAX: 00000000ffffffa6 RBX: ff11000004c92580 RCX: 1ff40000002c3dca
[   48.631794][  T820] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c9263c
[   48.631998][  T820] RBP: ff110000091bc000 R08: 1fe22000009924c9 R09: ff1100000f890b58
[   48.632195][  T820] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   48.633058][  T820] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.633258][  T820] FS:  00007fc9bcbb9840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.633499][  T820] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.633662][  T820] CR2: 000000000ad0b988 CR3: 000000000fd16003 CR4: 0000000000771ef0
[   48.633857][  T820] PKRU: 55555554
[   48.633956][  T820] Call Trace:
[   48.634054][  T820]  <TASK>
[   48.634123][  T820]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.634256][  T820]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.634361][  T820]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.634498][  T820]  __dev_notify_flags (net/core/dev.c:9787)
[   48.634632][  T820]  ? netif_change_name (net/core/dev.c:1495)
[   48.634764][  T820]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.634896][  T820]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.635029][  T820]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.635161][  T820]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.635298][  T820]  netif_change_flags (net/core/dev.c:9820)
[   48.635448][  T820]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.635580][  T820]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.635713][  T820]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.635847][  T820]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.636013][  T820]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.636147][  T820]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.636277][  T820]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.636417][  T820]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.636553][  T820]  ? __kernel_text_address (kernel/extable.c:79)
[   48.636686][  T820]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.636822][  T820]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.636953][  T820]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.637088][  T820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.637220][  T820]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.637357][  T820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.637495][  T820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.637633][  T820]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.637765][  T820]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.637897][  T820]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.638036][  T820]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.638173][  T820]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.638314][  T820]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.638460][  T820]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.638595][  T820]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.638726][  T820]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.638860][  T820]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.638992][  T820]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.639122][  T820]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.639259][  T820]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.639406][  T820]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.639542][  T820]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.639674][  T820]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.639807][  T820]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.639938][  T820]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.640070][  T820]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.640203][  T820]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.640340][  T820]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.640485][  T820]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.640617][  T820]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.640752][  T820]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.640884][  T820]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.641018][  T820]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.641152][  T820]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.641286][  T820]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.641428][  T820]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.641563][  T820]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.641696][  T820]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.641829][  T820]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.641963][  T820]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.642098][  T820]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.642233][  T820]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.642376][  T820]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.642517][  T820]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.642681][  T820]  ? move_addr_to_kernel (net/socket.c:258)
[   48.642816][  T820]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.642948][  T820]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.643084][  T820]  ___sys_sendmsg (net/socket.c:2752)
[   48.643216][  T820]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.643388][  T820]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.643536][  T820]  __sys_sendmsg (net/socket.c:2784)
[   48.643675][  T820]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.643806][  T820]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.643973][  T820]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.644106][  T820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.644245][  T820]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.644386][  T820]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.644522][  T820]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.644653][  T820]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.644818][  T820] RIP: 0033:0x7fc9bcdf308e
[   48.644957][  T820] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.645433][  T820] RSP: 002b:00007ffe8d93a9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.645632][  T820] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc9bcdf308e
[   48.645830][  T820] RDX: 0000000000000000 RSI: 00007ffe8d93aaa0 RDI: 0000000000000005
[   48.646029][  T820] RBP: 00007ffe8d93aa00 R08: 0000000000000000 R09: 0000000000000000
[   48.646228][  T820] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e485
[   48.646436][  T820] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8d93b170
| [   48.758893][  T823] ------------[ cut here ]------------
| [   48.759072][  T823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/823
| [   48.759314][  T823] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.759937][  T823] Tainted: [W]=WARN
[   48.760041][  T823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.760214][  T823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.760404][  T823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.760894][  T823] RSP: 0018:ffa000000164ee30 EFLAGS: 00010286
[   48.761067][  T823] RAX: 00000000ffffffa6 RBX: ff1100000e3e03c0 RCX: 1ff40000002c9d8c
[   48.761271][  T823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e3e047c
[   48.761490][  T823] RBP: ff1100000e8c4000 R08: 1fe2200001c7c091 R09: ff1100000a83d180
[   48.761696][  T823] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.761898][  T823] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b7ee700
[   48.762106][  T823] FS:  00007f68d7669840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.762354][  T823] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.762531][  T823] CR2: 000000000042ebe0 CR3: 000000000fa0f002 CR4: 0000000000771ef0
[   48.762736][  T823] PKRU: 55555554
[   48.762838][  T823] Call Trace:
[   48.762945][  T823]  <TASK>
[   48.763018][  T823]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.763157][  T823]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.763260][  T823]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   48.763448][  T823]  __dev_notify_flags (net/core/dev.c:9787)
[   48.763589][  T823]  ? netif_change_name (net/core/dev.c:1495)
[   48.763725][  T823]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.763866][  T823]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.764003][  T823]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.764146][  T823]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   48.764283][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.764432][  T823]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.764569][  T823]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   48.764704][  T823]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.764840][  T823]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   48.764980][  T823]  veth_newlink (drivers/net/veth.c:1871)
[   48.765118][  T823]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   48.765255][  T823]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.765403][  T823]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.765544][  T823]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.765696][  T823]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   48.765833][  T823]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   48.765971][  T823]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   48.766108][  T823]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   48.766248][  T823]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.766393][  T823]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.766536][  T823]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.766673][  T823]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.766810][  T823]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.766954][  T823]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.767096][  T823]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.767234][  T823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.767377][  T823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.767524][  T823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.767662][  T823]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.767800][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.767940][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.768079][  T823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.768217][  T823]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.768358][  T823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.768503][  T823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.768641][  T823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.768779][  T823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.768915][  T823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.769059][  T823]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.769195][  T823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.769336][  T823]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.769490][  T823]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.769632][  T823]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.769771][  T823]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.769911][  T823]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.770049][  T823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.770188][  T823]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.770325][  T823]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.770476][  T823]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.770618][  T823]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.770761][  T823]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.770898][  T823]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.771072][  T823]  ? move_addr_to_kernel (net/socket.c:258)
[   48.771212][  T823]  ___sys_sendmsg (net/socket.c:2752)
[   48.771353][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.771497][  T823]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.771644][  T823]  ? 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))
[   48.771788][  T823]  __sys_sendmsg (net/socket.c:2784)
[   48.771926][  T823]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.772068][  T823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.772207][  T823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.772350][  T823]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.772492][  T823]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.772631][  T823]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.772769][  T823]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.772946][  T823] RIP: 0033:0x7f68d78a308e
[   48.773092][  T823] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.773591][  T823] RSP: 002b:00007fff560de470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.773801][  T823] RAX: ffffffffffffffda RBX: 00007fff560dec10 RCX: 00007f68d78a308e
[   48.774008][  T823] RDX: 0000000000000000 RSI: 00007fff560de520 RDI: 0000000000000005
[   48.774213][  T823] RBP: 00007fff560de480 R08: 0000000000000000 R09: 0000000000000000
[   48.774426][  T823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   48.774635][  T823] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff560debe0
| [   48.782135][  T823] ------------[ cut here ]------------
| [   48.782287][  T823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/823
| [   48.783107][  T823] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.783763][  T823] Tainted: [W]=WARN
[   48.783926][  T823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.784101][  T823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.784279][  T823] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.784831][  T823] RSP: 0018:ffa000000164f1b0 EFLAGS: 00010286
[   48.785004][  T823] RAX: 00000000ffffffa6 RBX: ff1100000b751000 RCX: 1ff40000002c9dfc
[   48.785210][  T823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7510bc
[   48.785484][  T823] RBP: ff1100000e8c1000 R08: 1fe22000016ea219 R09: ff1100000a83d180
[   48.785685][  T823] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.785889][  T823] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   48.786157][  T823] FS:  00007f68d7669840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.786460][  T823] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.786629][  T823] CR2: 000000000042ebe0 CR3: 000000000fa0f002 CR4: 0000000000771ef0
[   48.786836][  T823] PKRU: 55555554
[   48.786938][  T823] Call Trace:
[   48.787044][  T823]  <TASK>
[   48.787115][  T823]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.787252][  T823]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.787423][  T823]  __dev_notify_flags (net/core/dev.c:9787)
[   48.787562][  T823]  ? netif_change_name (net/core/dev.c:1495)
[   48.787698][  T823]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   48.787833][  T823]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   48.787971][  T823]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   48.788109][  T823]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   48.788245][  T823]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.788442][  T823]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.788578][  T823]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.788719][  T823]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.788858][  T823]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.788995][  T823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.789136][  T823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.789271][  T823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.789470][  T823]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.789603][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.789744][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.789880][  T823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.790023][  T823]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.790160][  T823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.790301][  T823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.790504][  T823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.790641][  T823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.790775][  T823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.790911][  T823]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.791048][  T823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.791183][  T823]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.791323][  T823]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.791522][  T823]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.791657][  T823]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.791799][  T823]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.791936][  T823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.792073][  T823]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.792211][  T823]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.792413][  T823]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.792553][  T823]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.792688][  T823]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.792823][  T823]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.792992][  T823]  ? move_addr_to_kernel (net/socket.c:258)
[   48.793131][  T823]  ___sys_sendmsg (net/socket.c:2752)
[   48.793266][  T823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.793467][  T823]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.793613][  T823]  ? 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))
[   48.793749][  T823]  __sys_sendmsg (net/socket.c:2784)
[   48.793885][  T823]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.794026][  T823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.794162][  T823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.794299][  T823]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.794502][  T823]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.794639][  T823]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.794777][  T823]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.794947][  T823] RIP: 0033:0x7f68d78a308e
[   48.795090][  T823] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.795642][  T823] RSP: 002b:00007fff560de470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.795850][  T823] RAX: ffffffffffffffda RBX: 00007fff560dec10 RCX: 00007f68d78a308e
[   48.796053][  T823] RDX: 0000000000000000 RSI: 00007fff560de520 RDI: 0000000000000005
[   48.796254][  T823] RBP: 00007fff560de480 R08: 0000000000000000 R09: 0000000000000000
[   48.796519][  T823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   48.796724][  T823] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff560debe0
| [   48.842195][  T824] ------------[ cut here ]------------
| [   48.842358][  T824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/824
| [   48.842590][  T824] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.843153][  T824] Tainted: [W]=WARN
[   48.843256][  T824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.843425][  T824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.843595][  T824] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.844048][  T824] RSP: 0018:ffa000000134eff8 EFLAGS: 00010286
[   48.844212][  T824] RAX: 00000000ffffffa6 RBX: ff11000016bfdc40 RCX: 1ff4000000269dc5
[   48.844414][  T824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bfdcfc
[   48.844610][  T824] RBP: ff1100000e8c1000 R08: 1fe2200002d7fba1 R09: ff1100000fc82e58
[   48.844804][  T824] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.844995][  T824] R13: 0000000000000000 R14: ffa000000134f140 R15: ff1100000fc303d0
[   48.845192][  T824] FS:  00007f4923b72840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.845426][  T824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.845587][  T824] CR2: 00007f4923e421a0 CR3: 0000000008d26004 CR4: 0000000000771ef0
[   48.845777][  T824] PKRU: 55555554
[   48.845879][  T824] Call Trace:
[   48.845979][  T824]  <TASK>
[   48.846046][  T824]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   48.846177][  T824]  __dev_change_net_namespace (net/core/dev.c:12635)
[   48.846341][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.846481][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.846610][  T824]  ? default_device_exit_batch (net/core/dev.c:13091)
[   48.846773][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.846902][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.847032][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.847161][  T824]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.847293][  T824]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   48.847431][  T824]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   48.847562][  T824]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   48.847698][  T824]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.847827][  T824]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.847989][  T824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.848117][  T824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.848247][  T824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.848381][  T824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.848517][  T824]  ? __kernel_text_address (kernel/extable.c:79)
[   48.848648][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.848777][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.848905][  T824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.849036][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.849164][  T824]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.849291][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.849427][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.849555][  T824]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.849684][  T824]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.849813][  T824]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.849942][  T824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.850073][  T824]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.850202][  T824]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.850335][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.850478][  T824]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.850609][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.850736][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.850864][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.850995][  T824]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.851123][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.851254][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.851388][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.851521][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.851650][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.851785][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.851918][  T824]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.852047][  T824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.852179][  T824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.852306][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.852450][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.852579][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.852710][  T824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.852840][  T824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.852970][  T824]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.853105][  T824]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.853235][  T824]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.853373][  T824]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.853511][  T824]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.853641][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.853856][  T824]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.853992][  T824]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.854122][  T824]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.854255][  T824]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.854389][  T824]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.854606][  T824]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.854767][  T824]  ? move_addr_to_kernel (net/socket.c:258)
[   48.854982][  T824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.855195][  T824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.855327][  T824]  ___sys_sendmsg (net/socket.c:2752)
[   48.855469][  T824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.855797][  T824]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.855939][  T824]  __sys_sendmsg (net/socket.c:2784)
[   48.856070][  T824]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.856199][  T824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.856367][  T824]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.856586][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.856803][  T824]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.856932][  T824]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.857063][  T824]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.857192][  T824]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.857357][  T824] RIP: 0033:0x7f4923dac08e
[   48.857502][  T824] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.858055][  T824] RSP: 002b:00007ffedf9b44c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.858257][  T824] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4923dac08e
[   48.858460][  T824] RDX: 0000000000000000 RSI: 00007ffedf9b4570 RDI: 0000000000000005
[   48.858653][  T824] RBP: 00007ffedf9b44d0 R08: 0000000000000000 R09: 0000000000000000
[   48.858933][  T824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   48.859215][  T824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedf9b4c30
| [   48.862223][  T824] ------------[ cut here ]------------
| [   48.862363][  T824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/824
| [   48.862596][  T824] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.863173][  T824] Tainted: [W]=WARN
[   48.863273][  T824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.863451][  T824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.863619][  T824] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.864099][  T824] RSP: 0018:ffa000000134efc0 EFLAGS: 00010286
[   48.864263][  T824] RAX: 00000000ffffffa6 RBX: ff11000016bfce40 RCX: 1ff4000000269dbe
[   48.864472][  T824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bfcefc
[   48.864670][  T824] RBP: ff1100000e8c1000 R08: 1fe2200002d7f9e1 R09: ff1100000fc82e58
[   48.864872][  T824] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.865067][  T824] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc303d0
[   48.865264][  T824] FS:  00007f4923b72840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.865499][  T824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.865842][  T824] CR2: 00007f4923e421a0 CR3: 0000000008d26004 CR4: 0000000000771ef0
[   48.866038][  T824] PKRU: 55555554
[   48.866136][  T824] Call Trace:
[   48.866234][  T824]  <TASK>
[   48.866303][  T824]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.866451][  T824]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.866669][  T824]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.866771][  T824]  __dev_change_net_namespace (net/core/dev.c:12695)
[   48.867106][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.867236][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.867380][  T824]  ? default_device_exit_batch (net/core/dev.c:13091)
[   48.867632][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.867846][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.868064][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.868198][  T824]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.868330][  T824]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   48.868566][  T824]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   48.868784][  T824]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   48.869004][  T824]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.869136][  T824]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.869299][  T824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.869445][  T824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.869575][  T824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.869789][  T824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.869921][  T824]  ? __kernel_text_address (kernel/extable.c:79)
[   48.870058][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.870190][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.870417][  T824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.870548][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.870678][  T824]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.870892][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.871022][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.871151][  T824]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.871374][  T824]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.871514][  T824]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.871647][  T824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.871865][  T824]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.871994][  T824]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.872128][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.872262][  T824]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.872404][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.872539][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.872672][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.872889][  T824]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.873107][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.873239][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.873374][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.873511][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.873641][  T824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.873857][  T824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.873992][  T824]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.874122][  T824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.874253][  T824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.874389][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.874525][  T824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.874654][  T824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.874785][  T824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.874917][  T824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.875051][  T824]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.875270][  T824]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.875497][  T824]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.875633][  T824]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.875769][  T824]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.875901][  T824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.876033][  T824]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.876249][  T824]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.876390][  T824]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.876612][  T824]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.876830][  T824]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.876960][  T824]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.877122][  T824]  ? move_addr_to_kernel (net/socket.c:258)
[   48.877340][  T824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.877481][  T824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.877621][  T824]  ___sys_sendmsg (net/socket.c:2752)
[   48.877752][  T824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.877917][  T824]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.878063][  T824]  __sys_sendmsg (net/socket.c:2784)
[   48.878281][  T824]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.878422][  T824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.878588][  T824]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.878722][  T824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.878855][  T824]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.878988][  T824]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.879119][  T824]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.879250][  T824]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.879511][  T824] RIP: 0033:0x7f4923dac08e
[   48.879835][  T824] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.880593][  T824] RSP: 002b:00007ffedf9b44c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.880881][  T824] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4923dac08e
[   48.881079][  T824] RDX: 0000000000000000 RSI: 00007ffedf9b4570 RDI: 0000000000000005
[   48.881372][  T824] RBP: 00007ffedf9b44d0 R08: 0000000000000000 R09: 0000000000000000
[   48.881573][  T824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   48.881768][  T824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedf9b4c30
| [   48.928568][  T825] ------------[ cut here ]------------
| [   48.928723][  T825] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/825
| [   48.928957][  T825] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   48.929615][  T825] Tainted: [W]=WARN
[   48.929716][  T825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.929883][  T825] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.930060][  T825] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.930624][  T825] RSP: 0018:ffa000000164f020 EFLAGS: 00010286
[   48.930796][  T825] RAX: 00000000ffffffa6 RBX: ff11000011956200 RCX: 1ff40000002c9dca
[   48.930995][  T825] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119562bc
[   48.931196][  T825] RBP: ff1100000e8c1000 R08: 1fe220000232ac59 R09: ff1100000fc85158
[   48.931458][  T825] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   48.931655][  T825] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.931856][  T825] FS:  00007f39e7a15840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   48.932089][  T825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.932261][  T825] CR2: 0000000025b0a988 CR3: 000000000e9a7006 CR4: 0000000000771ef0
[   48.932528][  T825] PKRU: 55555554
[   48.932629][  T825] Call Trace:
[   48.932727][  T825]  <TASK>
[   48.932797][  T825]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.932935][  T825]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.933039][  T825]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.933173][  T825]  __dev_notify_flags (net/core/dev.c:9787)
[   48.933307][  T825]  ? netif_change_name (net/core/dev.c:1495)
[   48.933509][  T825]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.933643][  T825]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.933776][  T825]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.933914][  T825]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.934051][  T825]  netif_change_flags (net/core/dev.c:9820)
[   48.934183][  T825]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.934316][  T825]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.934516][  T825]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.934650][  T825]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.934819][  T825]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.934951][  T825]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.935087][  T825]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.935220][  T825]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.935416][  T825]  ? __kernel_text_address (kernel/extable.c:79)
[   48.935549][  T825]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.935686][  T825]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.935820][  T825]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.935953][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.936091][  T825]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.936223][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.936415][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.936552][  T825]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.936692][  T825]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.936827][  T825]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.936962][  T825]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.937102][  T825]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.937237][  T825]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.937437][  T825]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.937573][  T825]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.937705][  T825]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.937838][  T825]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.937974][  T825]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.938106][  T825]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.938241][  T825]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.938434][  T825]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.938602][  T825]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.938740][  T825]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.938878][  T825]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.939015][  T825]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.939151][  T825]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.939284][  T825]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.939509][  T825]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.939650][  T825]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.939784][  T825]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.939920][  T825]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.940055][  T825]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.940192][  T825]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.940329][  T825]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.940525][  T825]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.940662][  T825]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.940797][  T825]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.940931][  T825]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.941066][  T825]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.941205][  T825]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.941339][  T825]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.941547][  T825]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.941681][  T825]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.941816][  T825]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.941982][  T825]  ? move_addr_to_kernel (net/socket.c:258)
[   48.942116][  T825]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.942254][  T825]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.942462][  T825]  ___sys_sendmsg (net/socket.c:2752)
[   48.942597][  T825]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.942763][  T825]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.942910][  T825]  __sys_sendmsg (net/socket.c:2784)
[   48.943044][  T825]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.943190][  T825]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.943371][  T825]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.943515][  T825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.943654][  T825]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.943790][  T825]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.943928][  T825]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.944063][  T825]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.944233][  T825] RIP: 0033:0x7f39e7c4f08e
[   48.944382][  T825] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.944880][  T825] RSP: 002b:00007ffdb92ca7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.945100][  T825] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f39e7c4f08e
[   48.945300][  T825] RDX: 0000000000000000 RSI: 00007ffdb92ca860 RDI: 0000000000000005
[   48.945516][  T825] RBP: 00007ffdb92ca7c0 R08: 0000000000000000 R09: 0000000000000000
[   48.945715][  T825] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   48.945917][  T825] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb92caf30
| [   49.067737][  T843] ------------[ cut here ]------------
| [   49.067907][  T843] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/843
| [   49.068142][  T843] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.068721][  T843] Tainted: [W]=WARN
[   49.068867][  T843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.069044][  T843] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.069215][  T843] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.069695][  T843] RSP: 0018:ffa000000168eff8 EFLAGS: 00010286
[   49.069864][  T843] RAX: 00000000ffffffa6 RBX: ff110000133cac80 RCX: 1ff40000002d1dc5
[   49.070055][  T843] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cad3c
[   49.070244][  T843] RBP: ff1100000e8c4000 R08: 1fe22000026795a9 R09: ff1100000b9dd158
[   49.070458][  T843] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.070650][  T843] R13: 0000000000000000 R14: ffa000000168f140 R15: ff1100000fdd91d0
[   49.070841][  T843] FS:  00007f0f415df840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   49.071063][  T843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.071226][  T843] CR2: 00000000064e9988 CR3: 000000001685d002 CR4: 0000000000771ef0
[   49.071429][  T843] PKRU: 55555554
[   49.071525][  T843] Call Trace:
[   49.071620][  T843]  <TASK>
[   49.071686][  T843]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   49.071817][  T843]  __dev_change_net_namespace (net/core/dev.c:12635)
[   49.071985][  T843]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.072115][  T843]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.072244][  T843]  ? default_device_exit_batch (net/core/dev.c:13091)
[   49.072482][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.072612][  T843]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.072740][  T843]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.072868][  T843]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.072998][  T843]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   49.073127][  T843]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   49.073255][  T843]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   49.073444][  T843]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.073573][  T843]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.073733][  T843]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.073860][  T843]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.073987][  T843]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.074170][  T843]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.074300][  T843]  ? __kernel_text_address (kernel/extable.c:79)
[   49.074487][  T843]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.074616][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.074742][  T843]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.074870][  T843]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.075000][  T843]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.075128][  T843]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.075253][  T843]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.075441][  T843]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.075571][  T843]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.075700][  T843]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.075828][  T843]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.075957][  T843]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.076086][  T843]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.076218][  T843]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.076380][  T843]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.076518][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.076646][  T843]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.076773][  T843]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.076902][  T843]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.077030][  T843]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.077161][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.077287][  T843]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.077424][  T843]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.077553][  T843]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.077707][  T843]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.077837][  T843]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.077964][  T843]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.078092][  T843]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.078220][  T843]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.078356][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.078491][  T843]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.078620][  T843]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.078749][  T843]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.078877][  T843]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.079009][  T843]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.079142][  T843]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.079274][  T843]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.079415][  T843]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.079545][  T843]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.079675][  T843]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.079809][  T843]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.079938][  T843]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.080069][  T843]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.080198][  T843]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.080330][  T843]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.080497][  T843]  ? move_addr_to_kernel (net/socket.c:258)
[   49.080627][  T843]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.080755][  T843]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.080886][  T843]  ___sys_sendmsg (net/socket.c:2752)
[   49.081013][  T843]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.081174][  T843]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.081315][  T843]  __sys_sendmsg (net/socket.c:2784)
[   49.081455][  T843]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.081582][  T843]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.081744][  T843]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.081872][  T843]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.082001][  T843]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.082129][  T843]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.082260][  T843]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.082391][  T843]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.082558][  T843] RIP: 0033:0x7f0f4181908e
[   49.082694][  T843] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.083152][  T843] RSP: 002b:00007ffdbf3cacd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.083352][  T843] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0f4181908e
[   49.083550][  T843] RDX: 0000000000000000 RSI: 00007ffdbf3cad80 RDI: 0000000000000005
[   49.083742][  T843] RBP: 00007ffdbf3cace0 R08: 0000000000000000 R09: 0000000000000000
[   49.083936][  T843] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.084126][  T843] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbf3cb440
| [   49.087332][  T843] ------------[ cut here ]------------
| [   49.087581][  T843] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/843
| [   49.087822][  T843] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.088422][  T843] Tainted: [W]=WARN
[   49.088521][  T843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.088683][  T843] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.088851][  T843] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.089310][  T843] RSP: 0018:ffa000000168efc0 EFLAGS: 00010286
[   49.089491][  T843] RAX: 00000000ffffffa6 RBX: ff110000132b51c0 RCX: 1ff40000002d1dbe
[   49.089682][  T843] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b527c
[   49.089874][  T843] RBP: ff1100000e8c4000 R08: 1fe2200002656a51 R09: ff1100000b9dd158
[   49.090069][  T843] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.090261][  T843] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fdd91d0
[   49.090468][  T843] FS:  00007f0f415df840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   49.090695][  T843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.090858][  T843] CR2: 00000000064e9988 CR3: 000000001685d002 CR4: 0000000000771ef0
[   49.091053][  T843] PKRU: 55555554
[   49.091150][  T843] Call Trace:
[   49.091247][  T843]  <TASK>
[   49.091315][  T843]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.091459][  T843]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.091593][  T843]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.091692][  T843]  __dev_change_net_namespace (net/core/dev.c:12695)
[   49.091856][  T843]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.091984][  T843]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.092116][  T843]  ? default_device_exit_batch (net/core/dev.c:13091)
[   49.092276][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.092414][  T843]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.092545][  T843]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.092677][  T843]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.092807][  T843]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   49.092938][  T843]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   49.093070][  T843]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   49.093203][  T843]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.093334][  T843]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.093510][  T843]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.093643][  T843]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.093773][  T843]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.093902][  T843]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.094052][  T843]  ? __kernel_text_address (kernel/extable.c:79)
[   49.094183][  T843]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.094316][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.094458][  T843]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.094590][  T843]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.094720][  T843]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.094849][  T843]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.094978][  T843]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.095107][  T843]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.095239][  T843]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.095377][  T843]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.095515][  T843]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.095649][  T843]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.095778][  T843]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.095912][  T843]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.096047][  T843]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.096178][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.096308][  T843]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.096453][  T843]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.096583][  T843]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.096713][  T843]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.096846][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.096978][  T843]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.097107][  T843]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.097237][  T843]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.097375][  T843]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.097510][  T843]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.097641][  T843]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.097771][  T843]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.097902][  T843]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.098033][  T843]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.098163][  T843]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.098293][  T843]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.098441][  T843]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.098570][  T843]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.098705][  T843]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.098835][  T843]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.098968][  T843]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.099101][  T843]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.099232][  T843]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.099369][  T843]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.099509][  T843]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.099640][  T843]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.099783][  T843]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.099921][  T843]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.100058][  T843]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.100228][  T843]  ? move_addr_to_kernel (net/socket.c:258)
[   49.100371][  T843]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.100515][  T843]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.100655][  T843]  ___sys_sendmsg (net/socket.c:2752)
[   49.100791][  T843]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.100954][  T843]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.101097][  T843]  __sys_sendmsg (net/socket.c:2784)
[   49.101228][  T843]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.101361][  T843]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.101534][  T843]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.101666][  T843]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.101797][  T843]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.101926][  T843]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.102057][  T843]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.102186][  T843]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.102353][  T843] RIP: 0033:0x7f0f4181908e
[   49.102496][  T843] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.102961][  T843] RSP: 002b:00007ffdbf3cacd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.103158][  T843] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0f4181908e
[   49.103357][  T843] RDX: 0000000000000000 RSI: 00007ffdbf3cad80 RDI: 0000000000000005
[   49.103558][  T843] RBP: 00007ffdbf3cace0 R08: 0000000000000000 R09: 0000000000000000
[   49.103752][  T843] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.103946][  T843] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbf3cb440
| [   49.148544][  T846] ------------[ cut here ]------------
| [   49.148702][  T846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/846
| [   49.148935][  T846] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.149525][  T846] Tainted: [W]=WARN
[   49.149626][  T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.149790][  T846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.149966][  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
[   49.150453][  T846] RSP: 0018:ffa00000015ff020 EFLAGS: 00010286
[   49.150625][  T846] RAX: 00000000ffffffa6 RBX: ff110000132b4e40 RCX: 1ff40000002bfdca
[   49.150821][  T846] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b4efc
[   49.151020][  T846] RBP: ff1100000e8c4000 R08: 1fe22000026569e1 R09: ff1100000e9d5158
[   49.151218][  T846] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.151424][  T846] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.151621][  T846] FS:  00007f25fb192840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.151850][  T846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.152019][  T846] CR2: 00007f25fb4621a0 CR3: 000000000ef93003 CR4: 0000000000771ef0
[   49.152214][  T846] PKRU: 55555554
[   49.152314][  T846] Call Trace:
[   49.152426][  T846]  <TASK>
[   49.152495][  T846]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.152629][  T846]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.152729][  T846]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.152862][  T846]  __dev_notify_flags (net/core/dev.c:9787)
[   49.152995][  T846]  ? netif_change_name (net/core/dev.c:1495)
[   49.153126][  T846]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.153257][  T846]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.153393][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.153530][  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))
[   49.153664][  T846]  netif_change_flags (net/core/dev.c:9820)
[   49.153798][  T846]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.153931][  T846]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.154066][  T846]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.154200][  T846]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.154370][  T846]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.154509][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.154639][  T846]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.154771][  T846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.154902][  T846]  ? __kernel_text_address (kernel/extable.c:79)
[   49.155035][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.155168][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.155299][  T846]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.155442][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.155573][  T846]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.155702][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.155834][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.155965][  T846]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.156099][  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)
[   49.156232][  T846]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.156372][  T846]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.156514][  T846]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.156648][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.156784][  T846]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.156917][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.157049][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.157180][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.157310][  T846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.157452][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.157585][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.157718][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.157850][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.157986][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.158120][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.158251][  T846]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.158388][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.158524][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.158655][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.158790][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.158920][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.159052][  T846]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.159184][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.159316][  T846]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.159463][  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))
[   49.159593][  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))
[   49.159727][  T846]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.159860][  T846]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.159995][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.160124][  T846]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.160257][  T846]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.160393][  T846]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.160530][  T846]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.160664][  T846]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.160796][  T846]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.160958][  T846]  ? move_addr_to_kernel (net/socket.c:258)
[   49.161092][  T846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.161223][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.161360][  T846]  ___sys_sendmsg (net/socket.c:2752)
[   49.161496][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.161662][  T846]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.161805][  T846]  __sys_sendmsg (net/socket.c:2784)
[   49.161940][  T846]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.162071][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.162237][  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)
[   49.162376][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.162513][  T846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.162647][  T846]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.162779][  T846]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.162910][  T846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.163074][  T846] RIP: 0033:0x7f25fb3cc08e
[   49.163211][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.163685][  T846] RSP: 002b:00007fff5ee18350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.163881][  T846] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f25fb3cc08e
[   49.164077][  T846] RDX: 0000000000000000 RSI: 00007fff5ee18400 RDI: 0000000000000005
[   49.164273][  T846] RBP: 00007fff5ee18360 R08: 0000000000000000 R09: 0000000000000000
[   49.164484][  T846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.164681][  T846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5ee18ad0
| [   49.166725][   T45] ------------[ cut here ]------------
| [   49.166854][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/45
| [   49.167095][   T45] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.167888][   T45] Tainted: [W]=WARN
[   49.167983][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.168135][   T45] Workqueue: events_unbound linkwatch_event
[   49.168295][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.168470][   T45] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.168897][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   49.169049][   T45] RAX: 00000000ffffffa6 RBX: ff110000132b4740 RCX: 1ff4000000063f02
[   49.169241][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b47fc
[   49.169433][   T45] RBP: ff1100000e8c4000 R08: 1fe2200002656901 R09: ff110000020051a8
[   49.169613][   T45] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.169800][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.169982][   T45] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.170192][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.170351][   T45] CR2: 00007f25fb4621a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   49.170542][   T45] PKRU: 55555554
[   49.170634][   T45] Call Trace:
[   49.170726][   T45]  <TASK>
[   49.170789][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.170910][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.171035][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.171129][   T45]  netif_state_change (net/core/dev.c:1605)
[   49.171252][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   49.171414][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   49.171534][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   49.171656][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.171779][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   49.171899][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   49.172024][   T45]  process_one_work (kernel/workqueue.c:3314)
[   49.172148][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.172270][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.172410][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.172540][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.172664][   T45]  kthread (kernel/kthread.c:436)
[   49.172759][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.172913][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.173035][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.173160][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.173309][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.173440][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.173565][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.175207][   T45] ------------[ cut here ]------------
| [   49.175325][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/45
| [   49.175579][   T45] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.176132][   T45] Tainted: [W]=WARN
[   49.176224][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.176993][   T45] Workqueue: events_unbound linkwatch_event
[   49.177161][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.177318][   T45] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.177814][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   49.177966][   T45] RAX: 00000000ffffffa6 RBX: ff110000132b4c80 RCX: 1ff4000000063f02
[   49.178146][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b4d3c
[   49.178324][   T45] RBP: ff1100000e8c1000 R08: 1fe22000026569a9 R09: ff110000020051a8
[   49.178554][   T45] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.178735][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.178917][   T45] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.179127][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.179323][   T45] CR2: 00007f25fb4621a0 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   49.179558][   T45] PKRU: 55555554
[   49.179693][   T45] Call Trace:
[   49.179784][   T45]  <TASK>
[   49.179846][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.179966][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.180090][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.180181][   T45]  netif_state_change (net/core/dev.c:1605)
[   49.180303][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   49.180509][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   49.180629][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   49.180794][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.180918][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   49.181041][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   49.181163][   T45]  process_one_work (kernel/workqueue.c:3314)
[   49.181288][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   49.181460][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.181586][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   49.181712][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   49.181831][   T45]  kthread (kernel/kthread.c:436)
[   49.181923][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.182075][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.182197][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   49.182319][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   49.182525][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   49.182647][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   49.182769][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   49.316304][  T850] ------------[ cut here ]------------
| [   49.316906][  T850] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/850
| [   49.317155][  T850] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.317765][  T850] Tainted: [W]=WARN
[   49.317868][  T850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.318040][  T850] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.318218][  T850] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.318712][  T850] RSP: 0018:ffa00000015fee90 EFLAGS: 00010286
[   49.318881][  T850] RAX: 00000000ffffffa6 RBX: ff1100000abac580 RCX: 1ff40000002bfd98
[   49.319082][  T850] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abac63c
[   49.319284][  T850] RBP: ff1100000e8c1000 R08: 1fe22000015758c9 R09: ff11000016b50b58
[   49.319494][  T850] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.319695][  T850] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   49.319902][  T850] FS:  00007f0322893840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.320139][  T850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.320308][  T850] CR2: 000000002fb493b8 CR3: 00000000172d9006 CR4: 0000000000771ef0
[   49.320523][  T850] PKRU: 55555554
[   49.320625][  T850] Call Trace:
[   49.320726][  T850]  <TASK>
[   49.320798][  T850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.320938][  T850]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   49.321072][  T850]  notifier_call_chain (kernel/notifier.c:85)
[   49.321210][  T850]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   49.321353][  T850]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   49.321528][  T850]  veth_xdp_set (drivers/net/veth.c:1638)
[   49.321666][  T850]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   49.321803][  T850]  dev_xdp_install (net/core/dev.c:10348)
[   49.321941][  T850]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   49.322080][  T850]  dev_xdp_attach (net/core/dev.c:10504)
[   49.322218][  T850]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   49.322359][  T850]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   49.322502][  T850]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   49.322640][  T850]  dev_change_xdp_fd (net/core/dev.c:10759)
[   49.322778][  T850]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   49.322919][  T850]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.323056][  T850]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.323225][  T850]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.323365][  T850]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.323509][  T850]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.323644][  T850]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.323782][  T850]  ? __kernel_text_address (kernel/extable.c:79)
[   49.323919][  T850]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.324059][  T850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.324192][  T850]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.324326][  T850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.324473][  T850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.324609][  T850]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.324747][  T850]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.324886][  T850]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.325022][  T850]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.325159][  T850]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.325293][  T850]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.325444][  T850]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.325582][  T850]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.325718][  T850]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.325853][  T850]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.325990][  T850]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.326124][  T850]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.326259][  T850]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.326407][  T850]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.326544][  T850]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.326678][  T850]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.326813][  T850]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.326951][  T850]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.327088][  T850]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.327224][  T850]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.327363][  T850]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.327507][  T850]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.327643][  T850]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.327778][  T850]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.327914][  T850]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.328051][  T850]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.328188][  T850]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.328330][  T850]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.328478][  T850]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.328616][  T850]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.328752][  T850]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.328888][  T850]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.329027][  T850]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.329164][  T850]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.329300][  T850]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.329450][  T850]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.329586][  T850]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.329720][  T850]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.329888][  T850]  ? move_addr_to_kernel (net/socket.c:258)
[   49.330027][  T850]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.330164][  T850]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.330301][  T850]  ___sys_sendmsg (net/socket.c:2752)
[   49.330448][  T850]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.330616][  T850]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.330764][  T850]  __sys_sendmsg (net/socket.c:2784)
[   49.330902][  T850]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.331037][  T850]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.331208][  T850]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.331350][  T850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.331490][  T850]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.331625][  T850]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.331763][  T850]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.331897][  T850]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.332066][  T850] RIP: 0033:0x7f0322acd08e
[   49.332211][  T850] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.332707][  T850] RSP: 002b:00007fff61e1e130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.332912][  T850] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f0322acd08e
[   49.333117][  T850] RDX: 0000000000000000 RSI: 00007fff61e1e1e0 RDI: 0000000000000005
[   49.333318][  T850] RBP: 00007fff61e1e140 R08: 0000000000000000 R09: 0000000000000000
[   49.333531][  T850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.333732][  T850] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff61e1e8b0
| [   49.340467][  T850] ------------[ cut here ]------------
| [   49.340609][  T850] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/850
| [   49.340832][  T850] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.342108][  T850] Tainted: [W]=WARN
[   49.342208][  T850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.342442][  T850] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.342705][  T850] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.343159][  T850] RSP: 0018:ffa00000015ff0a0 EFLAGS: 00010286
[   49.343322][  T850] RAX: 00000000ffffffa6 RBX: ff1100000abac200 RCX: 1ff40000002bfdda
[   49.343595][  T850] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abac2bc
[   49.343787][  T850] RBP: ff1100000e8c4000 R08: 1fe2200001575859 R09: ff11000016b50b58
[   49.343979][  T850] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.344168][  T850] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013043164
[   49.344450][  T850] FS:  00007f0322893840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.344673][  T850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.344835][  T850] CR2: 000000002fb493b8 CR3: 00000000172d9006 CR4: 0000000000771ef0
[   49.345026][  T850] PKRU: 55555554
[   49.345121][  T850] Call Trace:
[   49.345218][  T850]  <TASK>
[   49.345284][  T850]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.345474][  T850]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.345603][  T850]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.345701][  T850]  netif_state_change (net/core/dev.c:1605)
[   49.345832][  T850]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   49.345993][  T850]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   49.346121][  T850]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   49.346251][  T850]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.346443][  T850]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.346606][  T850]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.346735][  T850]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.346862][  T850]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.346990][  T850]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.347118][  T850]  ? __kernel_text_address (kernel/extable.c:79)
[   49.347248][  T850]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.347439][  T850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.347569][  T850]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.347696][  T850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.347822][  T850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.347950][  T850]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.348079][  T850]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.348207][  T850]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.348338][  T850]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.348530][  T850]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.348659][  T850]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.348791][  T850]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.348923][  T850]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.349053][  T850]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.349181][  T850]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.349312][  T850]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.349501][  T850]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.349629][  T850]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.349759][  T850]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.349887][  T850]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.350015][  T850]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.350144][  T850]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.350276][  T850]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.350467][  T850]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.350595][  T850]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.350722][  T850]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.350849][  T850]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.350980][  T850]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.351110][  T850]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.351239][  T850]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.351430][  T850]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.351561][  T850]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.351692][  T850]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.351819][  T850]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.351949][  T850]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.352089][  T850]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.352218][  T850]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.352410][  T850]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.352542][  T850]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.352672][  T850]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.352802][  T850]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.352933][  T850]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.353064][  T850]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.353222][  T850]  ? move_addr_to_kernel (net/socket.c:258)
[   49.353413][  T850]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.353545][  T850]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.353675][  T850]  ___sys_sendmsg (net/socket.c:2752)
[   49.353804][  T850]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.353964][  T850]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.354105][  T850]  __sys_sendmsg (net/socket.c:2784)
[   49.354235][  T850]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.354426][  T850]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.354589][  T850]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.354721][  T850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.354851][  T850]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.354981][  T850]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.355111][  T850]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.355241][  T850]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.355459][  T850] RIP: 0033:0x7f0322acd08e
[   49.355594][  T850] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.356057][  T850] RSP: 002b:00007fff61e1e130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.356251][  T850] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f0322acd08e
[   49.356507][  T850] RDX: 0000000000000000 RSI: 00007fff61e1e1e0 RDI: 0000000000000005
[   49.356702][  T850] RBP: 00007fff61e1e140 R08: 0000000000000000 R09: 0000000000000000
[   49.356894][  T850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.357086][  T850] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff61e1e8b0
| [   49.412929][  T853] ------------[ cut here ]------------
| [   49.413092][  T853] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/853
| [   49.413350][  T853] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.413964][  T853] Tainted: [W]=WARN
[   49.414071][  T853] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.414249][  T853] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.414444][  T853] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.414941][  T853] RSP: 0018:ffa000000166efd0 EFLAGS: 00010286
[   49.415118][  T853] RAX: 00000000ffffffa6 RBX: ff1100000ba11a80 RCX: 1ff40000002cddc0
[   49.415327][  T853] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba11b3c
[   49.415546][  T853] RBP: ff1100000c00a000 R08: 1fe2200001742369 R09: ff1100000e8f8b80
[   49.415755][  T853] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.415962][  T853] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c00ae44
[   49.416174][  T853] FS:  00007fd7048ef840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.416430][  T853] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.416606][  T853] CR2: 00007fd704ae8460 CR3: 000000000bbb3003 CR4: 0000000000771ef0
[   49.416816][  T853] PKRU: 55555554
[   49.416922][  T853] Call Trace:
[   49.417029][  T853]  <TASK>
[   49.417101][  T853]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.417241][  T853]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.417394][  T853]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.417504][  T853]  ? 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))
[   49.417646][  T853]  __dev_notify_flags (net/core/dev.c:9787)
[   49.417786][  T853]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.417928][  T853]  ? netif_change_name (net/core/dev.c:1495)
[   49.418070][  T853]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.418213][  T853]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.418361][  T853] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   49.418511][  T853]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.418655][  T853] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.418797][  T853]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.418956][  T853]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.419095][  T853]  ? nla_strscpy (lib/nlattr.c:795)
[   49.419236][  T853]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.419385][  T853]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.419530][  T853]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.419669][  T853]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.419814][  T853]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.419958][  T853]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.420102][  T853]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.420243][  T853]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.420389][  T853]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.420535][  T853]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.420673][  T853]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.420817][  T853]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.420957][  T853]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.421099][  T853]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.421239][  T853]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.421384][  T853]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.421528][  T853]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.421669][  T853]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.421808][  T853]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.421948][  T853]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.422091][  T853]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.422233][  T853]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.422382][  T853]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.422528][  T853]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.422669][  T853]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.422809][  T853]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.422950][  T853]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.423093][  T853]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.423236][  T853]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.423382][  T853]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.423527][  T853]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.423667][  T853]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.423806][  T853]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.423986][  T853]  ? move_addr_to_kernel (net/socket.c:258)
[   49.424130][  T853]  ___sys_sendmsg (net/socket.c:2752)
[   49.424268][  T853]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.424419][  T853]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.424568][  T853]  ? 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))
[   49.424709][  T853]  __sys_sendmsg (net/socket.c:2784)
[   49.424849][  T853]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.424992][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.425131][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.425271][  T853]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.425422][  T853]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.425561][  T853]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.425699][  T853]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.425874][  T853] RIP: 0033:0x7fd704b2908e
[   49.426020][  T853] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.426526][  T853] RSP: 002b:00007ffc85ff1d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.426737][  T853] RAX: ffffffffffffffda RBX: 00007ffc85ff24c0 RCX: 00007fd704b2908e
[   49.426944][  T853] RDX: 0000000000000000 RSI: 00007ffc85ff1dc0 RDI: 0000000000000005
[   49.427152][  T853] RBP: 00007ffc85ff1d20 R08: 0000000000000000 R09: 0000000000000000
[   49.427368][  T853] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.427581][  T853] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc85ff2490
| [   49.459194][  T854] ------------[ cut here ]------------
| [   49.459939][  T854] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/854
| [   49.460173][  T854] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.460791][  T854] Tainted: [W]=WARN
[   49.460889][  T854] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.461052][  T854] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.461221][  T854] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.461689][  T854] RSP: 0018:ffa000000170f020 EFLAGS: 00010286
[   49.461853][  T854] RAX: 00000000ffffffa6 RBX: ff1100000ba10e40 RCX: 1ff40000002e1dca
[   49.462046][  T854] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba10efc
[   49.462237][  T854] RBP: ff1100000c00a000 R08: 1fe22000017421e1 R09: ff1100000e8fae58
[   49.462439][  T854] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.462629][  T854] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.462825][  T854] FS:  00007fb088d39840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.463052][  T854] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.463214][  T854] CR2: 0000000001779988 CR3: 000000000574c005 CR4: 0000000000771ef0
[   49.463418][  T854] PKRU: 55555554
[   49.463515][  T854] Call Trace:
[   49.463613][  T854]  <TASK>
[   49.463681][  T854]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.463812][  T854]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.463910][  T854]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.464040][  T854]  __dev_notify_flags (net/core/dev.c:9787)
[   49.464170][  T854]  ? netif_change_name (net/core/dev.c:1495)
[   49.464299][  T854]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.464439][  T854]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.464570][  T854]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.464700][  T854]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.464831][  T854]  netif_change_flags (net/core/dev.c:9820)
[   49.464960][  T854]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.465089][  T854]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.465222][  T854]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.465357][  T854]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.465522][  T854]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.465650][  T854]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.465777][  T854]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.465905][  T854]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.466034][  T854]  ? __kernel_text_address (kernel/extable.c:79)
[   49.466165][  T854]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.466298][  T854]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.466436][  T854]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.466566][  T854]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.466694][  T854]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.466821][  T854]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.466950][  T854]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.467080][  T854]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.467211][  T854]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.467341][  T854]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.467497][  T854]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.467626][  T854]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.467758][  T854]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.467890][  T854]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.468021][  T854]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.468148][  T854]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.468279][  T854]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.468419][  T854]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.468547][  T854]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.468679][  T854]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.468807][  T854]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.468934][  T854]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.469063][  T854]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.469193][  T854]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.469325][  T854]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.469464][  T854]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.469593][  T854]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.469721][  T854]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.469851][  T854]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.469979][  T854]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.470109][  T854]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.470238][  T854]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.470377][  T854]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.470513][  T854]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.470641][  T854]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.470772][  T854]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.470901][  T854]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.471031][  T854]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.471162][  T854]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.471295][  T854]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.471437][  T854]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.471568][  T854]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.471697][  T854]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.471825][  T854]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.471985][  T854]  ? move_addr_to_kernel (net/socket.c:258)
[   49.472117][  T854]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.472246][  T854]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.472382][  T854]  ___sys_sendmsg (net/socket.c:2752)
[   49.472513][  T854]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.472673][  T854]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.472813][  T854]  __sys_sendmsg (net/socket.c:2784)
[   49.472943][  T854]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.473072][  T854]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.473235][  T854]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.473370][  T854]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.473504][  T854]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.473632][  T854]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.473760][  T854]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.473888][  T854]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.474047][  T854] RIP: 0033:0x7fb088f7308e
[   49.474182][  T854] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.474654][  T854] RSP: 002b:00007ffc39e52090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.474847][  T854] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb088f7308e
[   49.475039][  T854] RDX: 0000000000000000 RSI: 00007ffc39e52140 RDI: 0000000000000005
[   49.475233][  T854] RBP: 00007ffc39e520a0 R08: 0000000000000000 R09: 0000000000000000
[   49.475437][  T854] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.475628][  T854] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc39e52810
| [   49.572002][  T857] ------------[ cut here ]------------
| [   49.572163][  T857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/857
| [   49.572415][  T857] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.573020][  T857] Tainted: [W]=WARN
[   49.573125][  T857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.573300][  T857] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.573490][  T857] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.573985][  T857] RSP: 0018:ffa000000173efd0 EFLAGS: 00010286
[   49.574160][  T857] RAX: 00000000ffffffa6 RBX: ff1100000c4efa80 RCX: 1ff40000002e7dc0
[   49.574373][  T857] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c4efb3c
[   49.574583][  T857] RBP: ff1100001793a000 R08: 1fe220000189df69 R09: ff110000133d2e80
[   49.574791][  T857] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.574998][  T857] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001793ae44
[   49.575206][  T857] FS:  00007fcf0ec0f840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   49.575460][  T857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.575636][  T857] CR2: 00007fcf0ee08460 CR3: 00000000060c2001 CR4: 0000000000771ef0
[   49.575845][  T857] PKRU: 55555554
[   49.575949][  T857] Call Trace:
[   49.576053][  T857]  <TASK>
[   49.576126][  T857]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.576268][  T857]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.576418][  T857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.576524][  T857]  ? 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))
[   49.576664][  T857]  __dev_notify_flags (net/core/dev.c:9787)
[   49.576803][  T857]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.576945][  T857]  ? netif_change_name (net/core/dev.c:1495)
[   49.577106][  T857]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.577248][  T857]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.577395][  T857] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   49.577544][  T857]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.577687][  T857] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.577828][  T857]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.577973][  T857]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.578115][  T857]  ? nla_strscpy (lib/nlattr.c:795)
[   49.578256][  T857]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.578406][  T857]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.578548][  T857]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.578686][  T857]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.578830][  T857]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.578974][  T857]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.579114][  T857]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.579252][  T857]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.579393][  T857]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.579537][  T857]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.579675][  T857]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.579819][  T857]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.579959][  T857]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.580098][  T857]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.580236][  T857]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.580379][  T857]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.580523][  T857]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.580664][  T857]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.580801][  T857]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.580942][  T857]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.581082][  T857]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.581221][  T857]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.581367][  T857]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.581511][  T857]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.581654][  T857]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.581796][  T857]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.581937][  T857]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.582078][  T857]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.582218][  T857]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.582361][  T857]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.582507][  T857]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.582649][  T857]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.582788][  T857]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.582962][  T857]  ? move_addr_to_kernel (net/socket.c:258)
[   49.583107][  T857]  ___sys_sendmsg (net/socket.c:2752)
[   49.583246][  T857]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.583392][  T857]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.583548][  T857]  ? 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))
[   49.583691][  T857]  __sys_sendmsg (net/socket.c:2784)
[   49.583830][  T857]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.583973][  T857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.584113][  T857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.584253][  T857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.584401][  T857]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.584540][  T857]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.584681][  T857]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.584857][  T857] RIP: 0033:0x7fcf0ee4908e
[   49.585004][  T857] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.585506][  T857] RSP: 002b:00007ffe41585ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.585719][  T857] RAX: ffffffffffffffda RBX: 00007ffe41586650 RCX: 00007fcf0ee4908e
[   49.585930][  T857] RDX: 0000000000000000 RSI: 00007ffe41585f50 RDI: 0000000000000005
[   49.586142][  T857] RBP: 00007ffe41585eb0 R08: 0000000000000000 R09: 0000000000000000
[   49.586356][  T857] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.586570][  T857] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe41586620
| [   49.618123][  T858] ------------[ cut here ]------------
| [   49.618305][  T858] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/858
| [   49.618603][  T858] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.619256][  T858] Tainted: [W]=WARN
[   49.619850][  T858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.620061][  T858] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.620278][  T858] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.620805][  T858] RSP: 0018:ffa000000173f020 EFLAGS: 00010286
[   49.621016][  T858] RAX: 00000000ffffffa6 RBX: ff11000005f05380 RCX: 1ff40000002e7dca
[   49.621255][  T858] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f0543c
[   49.621516][  T858] RBP: ff1100001793a000 R08: 1fe2200000be0a89 R09: ff110000133d5158
[   49.621752][  T858] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   49.621991][  T858] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.622232][  T858] FS:  00007f9d8a068840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   49.622520][  T858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.622731][  T858] CR2: 000000001aaa2988 CR3: 0000000009837002 CR4: 0000000000771ef0
[   49.622971][  T858] PKRU: 55555554
[   49.623114][  T858] Call Trace:
[   49.623256][  T858]  <TASK>
[   49.623382][  T858]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.623571][  T858]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.623717][  T858]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.623894][  T858]  __dev_notify_flags (net/core/dev.c:9787)
[   49.624073][  T858]  ? netif_change_name (net/core/dev.c:1495)
[   49.624250][  T858]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.624446][  T858]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.624622][  T858]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.624802][  T858]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.624982][  T858]  netif_change_flags (net/core/dev.c:9820)
[   49.625161][  T858]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.625337][  T858]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.625541][  T858]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.625718][  T858]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.625927][  T858]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.626105][  T858]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.626282][  T858]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.626484][  T858]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.626664][  T858]  ? __kernel_text_address (kernel/extable.c:79)
[   49.626842][  T858]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.627021][  T858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.627199][  T858]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.627389][  T858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.627577][  T858]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.627752][  T858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.627928][  T858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.628106][  T858]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.628286][  T858]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.628485][  T858]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.628667][  T858]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.628845][  T858]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.629024][  T858]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.629205][  T858]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.629396][  T858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.629582][  T858]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.629758][  T858]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.629933][  T858]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.630110][  T858]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.630288][  T858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.630488][  T858]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.630666][  T858]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.630843][  T858]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.631024][  T858]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.631201][  T858]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.631390][  T858]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.631577][  T858]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.631754][  T858]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.631931][  T858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.632106][  T858]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.632286][  T858]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.632482][  T858]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.632661][  T858]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.632841][  T858]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.633015][  T858]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.633196][  T858]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.633387][  T858]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.633573][  T858]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.633751][  T858]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.633930][  T858]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.634108][  T858]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.634287][  T858]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.634486][  T858]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.634662][  T858]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.634870][  T858]  ? move_addr_to_kernel (net/socket.c:258)
[   49.635048][  T858]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.635224][  T858]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.635423][  T858]  ___sys_sendmsg (net/socket.c:2752)
[   49.635601][  T858]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.635808][  T858]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.635997][  T858]  __sys_sendmsg (net/socket.c:2784)
[   49.636174][  T858]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.636363][  T858]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.636581][  T858]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.636759][  T858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.636936][  T858]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.637112][  T858]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.637289][  T858]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.637490][  T858]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.637698][  T858] RIP: 0033:0x7f9d8a2a208e
[   49.637880][  T858] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.638410][  T858] RSP: 002b:00007fff050b6530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.638654][  T858] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9d8a2a208e
[   49.638893][  T858] RDX: 0000000000000000 RSI: 00007fff050b65e0 RDI: 0000000000000005
[   49.639136][  T858] RBP: 00007fff050b6540 R08: 0000000000000000 R09: 0000000000000000
[   49.639393][  T858] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.639645][  T858] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff050b6cb0
| [   49.721364][  T861] ------------[ cut here ]------------
| [   49.721571][  T861] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/861
| [   49.721862][  T861] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.722584][  T861] Tainted: [W]=WARN
[   49.722741][  T861] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.722962][  T861] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.723193][  T861] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.723753][  T861] RSP: 0018:ffa000000176efd0 EFLAGS: 00010286
[   49.723977][  T861] RAX: 00000000ffffffa6 RBX: ff110000133c9a80 RCX: 1ff40000002eddc0
[   49.724233][  T861] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c9b3c
[   49.725096][  T861] RBP: ff1100000fe3a000 R08: 1fe2200002679369 R09: ff1100000f8bd180
[   49.725373][  T861] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.725639][  T861] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe3ae44
[   49.725896][  T861] FS:  00007f866ba23840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   49.726187][  T861] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.726431][  T861] CR2: 00007f866bc1c460 CR3: 000000000c026005 CR4: 0000000000771ef0
[   49.726717][  T861] PKRU: 55555554
[   49.726867][  T861] Call Trace:
[   49.727018][  T861]  <TASK>
[   49.727138][  T861]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.727326][  T861]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.727544][  T861]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.727701][  T861]  ? 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))
[   49.727959][  T861]  __dev_notify_flags (net/core/dev.c:9787)
[   49.728235][  T861]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.728528][  T861]  ? netif_change_name (net/core/dev.c:1495)
[   49.728802][  T861]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.729079][  T861]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.729361][  T861] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   49.729582][  T861]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.729778][  T861] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.729971][  T861]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.730164][  T861]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.730365][  T861]  ? nla_strscpy (lib/nlattr.c:795)
[   49.730564][  T861]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.730755][  T861]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.730941][  T861]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.731134][  T861]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.731327][  T861]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.731543][  T861]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.731734][  T861]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.731921][  T861]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.732109][  T861]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.732299][  T861]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.732509][  T861]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.732703][  T861]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.732891][  T861]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.733078][  T861]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.733266][  T861]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.733473][  T861]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.733666][  T861]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.733860][  T861]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.734044][  T861]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.734234][  T861]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.734438][  T861]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.734625][  T861]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.734819][  T861]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.735003][  T861]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.735193][  T861]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.735395][  T861]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.735591][  T861]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.735779][  T861]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.735967][  T861]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.736159][  T861]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.736360][  T861]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.736555][  T861]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.736744][  T861]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.736962][  T861]  ? move_addr_to_kernel (net/socket.c:258)
[   49.737155][  T861]  ___sys_sendmsg (net/socket.c:2752)
[   49.737358][  T861]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.737554][  T861]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.737750][  T861]  ? 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))
[   49.737940][  T861]  __sys_sendmsg (net/socket.c:2784)
[   49.738132][  T861]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.738322][  T861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.738527][  T861]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.738721][  T861]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.738910][  T861]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.739098][  T861]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.739287][  T861]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.739524][  T861] RIP: 0033:0x7f866bc5d08e
[   49.739722][  T861] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.740265][  T861] RSP: 002b:00007ffe4d0d5e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.740542][  T861] RAX: ffffffffffffffda RBX: 00007ffe4d0d6630 RCX: 00007f866bc5d08e
[   49.740800][  T861] RDX: 0000000000000000 RSI: 00007ffe4d0d5f30 RDI: 0000000000000005
[   49.741058][  T861] RBP: 00007ffe4d0d5e90 R08: 0000000000000000 R09: 0000000000000000
[   49.741313][  T861] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e486
[   49.741590][  T861] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4d0d6600
| [   49.765765][  T862] ------------[ cut here ]------------
| [   49.765911][  T862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/862
| [   49.766140][  T862] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.767589][  T862] Tainted: [W]=WARN
[   49.767688][  T862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.767852][  T862] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.768022][  T862] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.768577][  T862] RSP: 0018:ffa000000177f020 EFLAGS: 00010286
[   49.768742][  T862] RAX: 00000000ffffffa6 RBX: ff1100000d401e00 RCX: 1ff40000002efdca
[   49.768933][  T862] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d401ebc
[   49.769128][  T862] RBP: ff1100000fe3a000 R08: 1fe2200001a803d9 R09: ff1100000e8cd158
[   49.769321][  T862] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.769610][  T862] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.769808][  T862] FS:  00007f0f3619b840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.770034][  T862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.770196][  T862] CR2: 0000000003ba7988 CR3: 000000001720f004 CR4: 0000000000771ef0
[   49.770484][  T862] PKRU: 55555554
[   49.770582][  T862] Call Trace:
[   49.770679][  T862]  <TASK>
[   49.770748][  T862]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.770880][  T862]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.770979][  T862]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.771110][  T862]  __dev_notify_flags (net/core/dev.c:9787)
[   49.771240][  T862]  ? netif_change_name (net/core/dev.c:1495)
[   49.771439][  T862]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.771571][  T862]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.771699][  T862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.771829][  T862]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.771962][  T862]  netif_change_flags (net/core/dev.c:9820)
[   49.772095][  T862]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.772226][  T862]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.772363][  T862]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.772504][  T862]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.772667][  T862]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.772797][  T862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.772925][  T862]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.773056][  T862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.773186][  T862]  ? __kernel_text_address (kernel/extable.c:79)
[   49.773319][  T862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.773460][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.773589][  T862]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.773719][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.773848][  T862]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.773977][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.774108][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.774238][  T862]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.774375][  T862]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.774510][  T862]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.774639][  T862]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.774770][  T862]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.774902][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.775038][  T862]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.775169][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.775298][  T862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.775441][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.775573][  T862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.775701][  T862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.775834][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.775965][  T862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.776095][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.776226][  T862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.776361][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.776497][  T862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.776627][  T862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.776762][  T862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.776891][  T862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.777024][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.777154][  T862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.777285][  T862]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.777426][  T862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.777558][  T862]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.777691][  T862]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.777821][  T862]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.777954][  T862]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.778085][  T862]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.778216][  T862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.778353][  T862]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.778491][  T862]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.778622][  T862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.778753][  T862]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.778884][  T862]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.779015][  T862]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.779174][  T862]  ? move_addr_to_kernel (net/socket.c:258)
[   49.779306][  T862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.779448][  T862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.779579][  T862]  ___sys_sendmsg (net/socket.c:2752)
[   49.779708][  T862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.779871][  T862]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.780016][  T862]  __sys_sendmsg (net/socket.c:2784)
[   49.780148][  T862]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.780277][  T862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.780453][  T862]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.780584][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.780715][  T862]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.780846][  T862]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.780980][  T862]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.781112][  T862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.781273][  T862] RIP: 0033:0x7f0f363d508e
[   49.781419][  T862] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.781883][  T862] RSP: 002b:00007ffd218f7b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.782082][  T862] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0f363d508e
[   49.782278][  T862] RDX: 0000000000000000 RSI: 00007ffd218f7bb0 RDI: 0000000000000005
[   49.782487][  T862] RBP: 00007ffd218f7b10 R08: 0000000000000000 R09: 0000000000000000
[   49.782682][  T862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e487
[   49.782880][  T862] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd218f8280
| [   49.879904][  T865] ------------[ cut here ]------------
| [   49.880084][  T865] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/865
| [   49.880335][  T865] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.880975][  T865] Tainted: [W]=WARN
[   49.881086][  T865] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.881266][  T865] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.881466][  T865] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.881969][  T865] RSP: 0018:ffa00000017aefd0 EFLAGS: 00010286
[   49.882152][  T865] RAX: 00000000ffffffa6 RBX: ff1100000c7a4740 RCX: 1ff40000002f5dc0
[   49.882371][  T865] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c7a47fc
[   49.882587][  T865] RBP: ff1100000fada000 R08: 1fe22000018f4901 R09: ff1100001729d180
[   49.882797][  T865] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.883008][  T865] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fadae44
[   49.883221][  T865] FS:  00007f1871eb5840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.883488][  T865] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.883665][  T865] CR2: 00007f1872190010 CR3: 000000001704f001 CR4: 0000000000771ef0
[   49.883878][  T865] PKRU: 55555554
[   49.883985][  T865] Call Trace:
[   49.884091][  T865]  <TASK>
[   49.884165][  T865]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.884307][  T865]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.884466][  T865]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.884574][  T865]  ? 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))
[   49.884716][  T865]  __dev_notify_flags (net/core/dev.c:9787)
[   49.884858][  T865]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.885001][  T865]  ? netif_change_name (net/core/dev.c:1495)
[   49.885144][  T865]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.885290][  T865]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.885449][  T865] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   49.885594][  T865]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.885740][  T865] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.885885][  T865]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.886033][  T865]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.886178][  T865]  ? nla_strscpy (lib/nlattr.c:795)
[   49.886323][  T865]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.886477][  T865]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.886618][  T865]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.886796][  T865]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.886944][  T865]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.887090][  T865]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.887234][  T865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.887381][  T865]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.887529][  T865]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.887670][  T865]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.887810][  T865]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.887956][  T865]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.888099][  T865]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.888241][  T865]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.888388][  T865]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.888536][  T865]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.888677][  T865]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.888819][  T865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.888959][  T865]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.889100][  T865]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.889241][  T865]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.889388][  T865]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.889540][  T865]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.889683][  T865]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.889827][  T865]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.889971][  T865]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.890112][  T865]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.890256][  T865]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.890410][  T865]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.890554][  T865]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.890696][  T865]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.890839][  T865]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.890982][  T865]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.891155][  T865]  ? move_addr_to_kernel (net/socket.c:258)
[   49.891300][  T865]  ___sys_sendmsg (net/socket.c:2752)
[   49.891452][  T865]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.891593][  T865]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.891744][  T865]  ? 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))
[   49.891888][  T865]  __sys_sendmsg (net/socket.c:2784)
[   49.892031][  T865]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.892175][  T865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.892316][  T865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.892469][  T865]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.892609][  T865]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.892751][  T865]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.892893][  T865]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.893069][  T865] RIP: 0033:0x7f18720ef08e
[   49.893216][  T865] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.893733][  T865] RSP: 002b:00007ffd685b9f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.893949][  T865] RAX: ffffffffffffffda RBX: 00007ffd685ba730 RCX: 00007f18720ef08e
[   49.894161][  T865] RDX: 0000000000000000 RSI: 00007ffd685ba030 RDI: 0000000000000005
[   49.894377][  T865] RBP: 00007ffd685b9f90 R08: 0000000000000000 R09: 0000000000000000
[   49.894594][  T865] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e487
[   49.894806][  T865] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd685ba700
| [   49.928792][  T866] ------------[ cut here ]------------
| [   49.928946][  T866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/866
| [   49.929177][  T866] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   49.929762][  T866] Tainted: [W]=WARN
[   49.929861][  T866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.930025][  T866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.930198][  T866] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.930678][  T866] RSP: 0018:ffa00000017bf020 EFLAGS: 00010286
[   49.930842][  T866] RAX: 00000000ffffffa6 RBX: ff11000017693700 RCX: 1ff40000002f7dca
[   49.931038][  T866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176937bc
[   49.931235][  T866] RBP: ff1100000fada000 R08: 1fe2200002ed26f9 R09: ff1100000f912e58
[   49.931442][  T866] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.931635][  T866] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.931833][  T866] FS:  00007f3961d68840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   49.932063][  T866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.932231][  T866] CR2: 000000001514f988 CR3: 000000001262d004 CR4: 0000000000771ef0
[   49.932437][  T866] PKRU: 55555554
[   49.932536][  T866] Call Trace:
[   49.932633][  T866]  <TASK>
[   49.932700][  T866]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.932834][  T866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.932933][  T866]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.933067][  T866]  __dev_notify_flags (net/core/dev.c:9787)
[   49.933199][  T866]  ? netif_change_name (net/core/dev.c:1495)
[   49.933329][  T866]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.933475][  T866]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.933604][  T866]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.933735][  T866]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.933868][  T866]  netif_change_flags (net/core/dev.c:9820)
[   49.934001][  T866]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.934131][  T866]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.934265][  T866]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.934868][  T866]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.935033][  T866]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.935162][  T866]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.935292][  T866]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.935434][  T866]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.935565][  T866]  ? __kernel_text_address (kernel/extable.c:79)
[   49.935696][  T866]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.935829][  T866]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.935959][  T866]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.936089][  T866]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.936220][  T866]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.936355][  T866]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.936490][  T866]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.936620][  T866]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.936753][  T866]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.936884][  T866]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.937015][  T866]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.937146][  T866]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.937281][  T866]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.937424][  T866]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.937557][  T866]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.937686][  T866]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.937815][  T866]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.937945][  T866]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.938076][  T866]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.938208][  T866]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.938339][  T866]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.938481][  T866]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.938612][  T866]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.938744][  T866]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.938873][  T866]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.939005][  T866]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.939136][  T866]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.939266][  T866]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.939408][  T866]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.939539][  T866]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.939675][  T866]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.939806][  T866]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.939936][  T866]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.940071][  T866]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.940199][  T866]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.940332][  T866]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.940476][  T866]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.940607][  T866]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.940739][  T866]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.940871][  T866]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.941003][  T866]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.941134][  T866]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.941264][  T866]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.941406][  T866]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.941569][  T866]  ? move_addr_to_kernel (net/socket.c:258)
[   49.941702][  T866]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.941833][  T866]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.941965][  T866]  ___sys_sendmsg (net/socket.c:2752)
[   49.942096][  T866]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.942259][  T866]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.942417][  T866]  __sys_sendmsg (net/socket.c:2784)
[   49.942549][  T866]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.942679][  T866]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.942844][  T866]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.942977][  T866]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.943110][  T866]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.943242][  T866]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.943382][  T866]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.943517][  T866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.943679][  T866] RIP: 0033:0x7f3961fa208e
[   49.943815][  T866] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.944280][  T866] RSP: 002b:00007ffd87b661e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.944488][  T866] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3961fa208e
[   49.944685][  T866] RDX: 0000000000000000 RSI: 00007ffd87b66290 RDI: 0000000000000005
[   49.944880][  T866] RBP: 00007ffd87b661f0 R08: 0000000000000000 R09: 0000000000000000
[   49.945076][  T866] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e487
[   49.945273][  T866] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87b66960
| [   50.154013][  T876] ------------[ cut here ]------------
| [   50.154238][  T876] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/876
| [   50.154631][  T876] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.155332][  T876] Tainted: [W]=WARN
[   50.155510][  T876] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.155732][  T876] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.155957][  T876] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.156614][  T876] RSP: 0018:ffa000000180f4e8 EFLAGS: 00010286
[   50.156919][  T876] RAX: 00000000ffffffa6 RBX: ff110000093823c0 RCX: 1ff4000000301e63
[   50.157233][  T876] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000938247c
[   50.157581][  T876] RBP: ff1100000e8c4000 R08: 1fe2200001270491 R09: ff11000015ce8b80
[   50.157825][  T876] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   50.158074][  T876] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   50.158329][  T876] FS:  00007f0e33600100(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   50.158637][  T876] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.158854][  T876] CR2: 00000000004d6034 CR3: 0000000017316003 CR4: 0000000000771ef0
[   50.159105][  T876] PKRU: 55555554
[   50.159255][  T876] Call Trace:
[   50.159452][  T876]  <TASK>
[   50.159626][  T876]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.159881][  T876]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.160142][  T876]  notifier_call_chain (kernel/notifier.c:85)
[   50.160423][  T876]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   50.160675][  T876]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   50.160863][  T876]  ethnl_set_features (net/ethtool/features.c:288)
[   50.161050][  T876]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.161235][  T876]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   50.161446][  T876]  ? __nla_validate_parse (lib/nlattr.c:635)
[   50.161636][  T876]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   50.161859][  T876]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   50.162044][  T876]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   50.162264][  T876]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.162469][  T876]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   50.162659][  T876]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.162846][  T876]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   50.163033][  T876]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   50.163248][  T876]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.163488][  T876]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   50.163673][  T876]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.163861][  T876]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   50.164050][  T876]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.164233][  T876]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   50.164436][  T876]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.164625][  T876]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.164807][  T876]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.164993][  T876]  genl_rcv (net/netlink/genetlink.c:1218)
[   50.165144][  T876]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.165333][  T876]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.165541][  T876]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.165731][  T876]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.165916][  T876]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.166115][  T876]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.166303][  T876]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.166542][  T876]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   50.166730][  T876]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   50.166928][  T876]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   50.167111][  T876]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.167329][  T876]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.167565][  T876]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   50.167818][  T876]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.168071][  T876]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.168326][  T876]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.168566][  T876]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.168790][  T876] RIP: 0033:0x7f0e3367108e
[   50.168983][  T876] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.169538][  T876] RSP: 002b:00007ffe7db7bae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   50.169794][  T876] RAX: ffffffffffffffda RBX: 000000001cd80010 RCX: 00007f0e3367108e
[   50.170046][  T876] RDX: 0000000000000048 RSI: 000000001cd80120 RDI: 0000000000000005
[   50.170296][  T876] RBP: 00007ffe7db7baf0 R08: 00007f0e337ff980 R09: 000000000000000c
[   50.170567][  T876] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001cd800b0
[   50.170833][  T876] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   50.204825][  T877] ------------[ cut here ]------------
| [   50.204993][  T877] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/877
| [   50.205271][  T877] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.205880][  T877] Tainted: [W]=WARN
[   50.205984][  T877] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.206158][  T877] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.206337][  T877] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.206834][  T877] RSP: 0018:ffa00000017cf4e8 EFLAGS: 00010286
[   50.207008][  T877] RAX: 00000000ffffffa6 RBX: ff11000013289540 RCX: 1ff40000002f9e63
[   50.207212][  T877] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132895fc
[   50.207425][  T877] RBP: ff1100000e8c4000 R08: 1fe22000026512c1 R09: ff11000015ceae80
[   50.207627][  T877] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   50.207829][  T877] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   50.208039][  T877] FS:  00007fd0580ed100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   50.208280][  T877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.208462][  T877] CR2: 00000000004d6034 CR3: 000000000f7fe002 CR4: 0000000000771ef0
[   50.208668][  T877] PKRU: 55555554
[   50.208771][  T877] Call Trace:
[   50.208877][  T877]  <TASK>
[   50.208951][  T877]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.209092][  T877]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.209230][  T877]  notifier_call_chain (kernel/notifier.c:85)
[   50.209380][  T877]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   50.209522][  T877]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   50.209662][  T877]  ethnl_set_features (net/ethtool/features.c:288)
[   50.209801][  T877]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.209943][  T877]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   50.210086][  T877]  ? __nla_validate_parse (lib/nlattr.c:635)
[   50.210226][  T877]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   50.211437][  T877]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   50.211696][  T877]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   50.211876][  T877]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.212017][  T877]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   50.212155][  T877]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.212295][  T877]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   50.212551][  T877]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   50.212724][  T877]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.212896][  T877]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   50.213036][  T877]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.213181][  T877]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   50.213319][  T877]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.213569][  T877]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   50.213707][  T877]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.213848][  T877]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.213986][  T877]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.214126][  T877]  genl_rcv (net/netlink/genetlink.c:1218)
[   50.214231][  T877]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.214484][  T877]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.214625][  T877]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.214764][  T877]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.214906][  T877]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.215047][  T877]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.215186][  T877]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.215325][  T877]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   50.215582][  T877]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   50.215732][  T877]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   50.215868][  T877]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.216044][  T877]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.216182][  T877]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   50.216322][  T877]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.216575][  T877]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.216713][  T877]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.216873][  T877]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.217045][  T877] RIP: 0033:0x7fd05815e08e
[   50.217192][  T877] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.217814][  T877] RSP: 002b:00007fff5245ef90 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   50.218024][  T877] RAX: ffffffffffffffda RBX: 000000001740b010 RCX: 00007fd05815e08e
[   50.218229][  T877] RDX: 000000000000004c RSI: 000000001740b120 RDI: 0000000000000005
[   50.218554][  T877] RBP: 00007fff5245efa0 R08: 00007fd0582ec980 R09: 000000000000000c
[   50.218760][  T877] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001740b0b0
[   50.218967][  T877] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   50.678908][   T67] ------------[ cut here ]------------
| [   50.679123][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   50.679451][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.680116][   T67] Tainted: [W]=WARN
[   50.680257][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.680486][   T67] Workqueue: netns cleanup_net
[   50.680666][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.680889][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.681394][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   50.681611][   T67] RAX: 00000000ffffffa6 RBX: ff1100000619b000 RCX: 1ff4000000090ec7
[   50.681877][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000619b0bc
[   50.682112][   T67] RBP: ff1100000fe3a000 R08: 1fe2200000c33619 R09: ff110000090f8bd0
[   50.682358][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   50.682600][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c00a000
[   50.682836][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   50.683105][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.683310][   T67] CR2: 00007ff386c94000 CR3: 0000000011807006 CR4: 0000000000771ef0
[   50.683569][   T67] PKRU: 55555554
[   50.683711][   T67] Call Trace:
[   50.683884][   T67]  <TASK>
[   50.683998][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.684174][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.684317][   T67]  netif_close_many (net/core/dev.c:1804)
[   50.684519][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   50.684691][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   50.684897][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   50.685103][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.685279][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.685510][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.685687][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.685863][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.686040][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.686211][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.686400][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.686584][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.686759][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.686934][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.687113][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.687288][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.687485][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.687664][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.687848][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.688058][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.688237][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.688444][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.688705][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.688889][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.689065][   T67]  kthread (kernel/kthread.c:436)
[   50.689287][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.689517][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.689802][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.690012][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.690220][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.690415][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.690591][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.693633][   T67] ------------[ cut here ]------------
| [   50.693882][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   50.694175][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.694967][   T67] Tainted: [W]=WARN
[   50.695110][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.695314][   T67] Workqueue: netns cleanup_net
[   50.695520][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.695735][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.696241][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   50.696464][   T67] RAX: 00000000ffffffa6 RBX: ff1100000619a200 RCX: 1ff4000000090ec7
[   50.696705][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000619a2bc
[   50.696938][   T67] RBP: ff1100000c00a000 R08: 1fe2200000c33459 R09: ff110000090f8bd0
[   50.697253][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   50.697531][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   50.697773][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   50.698121][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.698326][   T67] CR2: 00007ff386c94000 CR3: 0000000011807006 CR4: 0000000000771ef0
[   50.698600][   T67] PKRU: 55555554
[   50.698826][   T67] Call Trace:
[   50.698970][   T67]  <TASK>
[   50.699083][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.699257][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.699455][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.699687][   T67]  netif_close_many (net/core/dev.c:1804)
[   50.699867][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   50.700041][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   50.700246][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   50.700552][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.700728][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.700929][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.701180][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.701369][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.701547][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.701719][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.701974][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.702153][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.702331][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.702520][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.702773][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.702949][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.703120][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.703299][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.703568][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.703745][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.703923][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.704096][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.704364][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.704548][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.704721][   T67]  kthread (kernel/kthread.c:436)
[   50.704866][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.705146][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.705321][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.705518][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.705721][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.705974][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.706147][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.709189][   T67] ------------[ cut here ]------------
| [   50.709622][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   50.709967][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.710764][   T67] Tainted: [W]=WARN
[   50.710959][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.711204][   T67] Workqueue: netns cleanup_net
[   50.711446][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.711698][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.712389][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   50.712649][   T67] RAX: 00000000ffffffa6 RBX: ff1100000971e580 RCX: 1ff4000000090eed
[   50.712921][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971e63c
[   50.713195][   T67] RBP: ff110000088e1000 R08: 1fe22000012e3cc9 R09: ff110000090f8bd0
[   50.713487][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   50.713759][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.714033][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   50.714334][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.714595][   T67] CR2: 00007ff386c94000 CR3: 0000000011807006 CR4: 0000000000771ef0
[   50.714868][   T67] PKRU: 55555554
[   50.715049][   T67] Call Trace:
[   50.715232][   T67]  <TASK>
[   50.715419][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.715673][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.715916][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.716129][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.716409][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.716621][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.716836][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.717052][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.717267][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.717501][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.717839][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.718046][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.718214][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.718416][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.718589][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.718760][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.718933][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.719106][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.719278][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.719463][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.719631][   T67]  kthread (kernel/kthread.c:436)
[   50.719769][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.719966][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.720137][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.720309][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.720529][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.720701][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.720883][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.723769][   T67] ------------[ cut here ]------------
| [   50.723910][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   50.724223][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.724795][   T67] Tainted: [W]=WARN
[   50.724886][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.725038][   T67] Workqueue: netns cleanup_net
[   50.725168][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.725332][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.725796][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   50.725952][   T67] RAX: 00000000ffffffa6 RBX: ff11000005091e00 RCX: 1ff4000000090eed
[   50.726133][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005091ebc
[   50.726316][   T67] RBP: ff11000017024000 R08: 1fe2200000a123d9 R09: ff110000090f8bd0
[   50.726510][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.726690][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.726875][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   50.727090][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.727244][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59001 CR4: 0000000000771ef0
[   50.727445][   T67] PKRU: 55555554
[   50.727536][   T67] Call Trace:
[   50.727627][   T67]  <TASK>
[   50.727691][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.727848][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.728008][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.728130][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.728325][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.728461][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.728586][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.728709][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.728906][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.729101][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.729225][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.729353][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.729621][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.729744][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.729867][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.729989][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.730114][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.730237][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.730369][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.730502][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.730623][   T67]  kthread (kernel/kthread.c:436)
[   50.730714][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.730868][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.730991][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.731112][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.731264][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.731387][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.731514][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.733800][   T67] ------------[ cut here ]------------
| [   50.733923][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   50.734161][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.734873][   T67] Tainted: [W]=WARN
[   50.734964][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.735116][   T67] Workqueue: netns cleanup_net
[   50.735245][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.735490][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.735926][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   50.736154][   T67] RAX: 00000000ffffffa6 RBX: ff11000005090200 RCX: 1ff4000000090eed
[   50.736336][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000050902bc
[   50.736527][   T67] RBP: ff1100000a9d9000 R08: 1fe2200000a12059 R09: ff110000090f8bd0
[   50.736781][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.736959][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.737143][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   50.737356][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.737512][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59001 CR4: 0000000000771ef0
[   50.737692][   T67] PKRU: 55555554
[   50.737782][   T67] Call Trace:
[   50.737873][   T67]  <TASK>
[   50.737937][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.738092][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.738386][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.738511][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.738635][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.738755][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.738879][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.739004][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.739136][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.739328][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.739466][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.739589][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.739710][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.739904][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.740024][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.740149][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.740274][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.740398][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.740531][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.740656][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.740775][   T67]  kthread (kernel/kthread.c:436)
[   50.740865][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.741088][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.741209][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.741339][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.741576][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.741699][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.741818][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.744300][   T67] ------------[ cut here ]------------
| [   50.744442][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   50.744677][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.745225][   T67] Tainted: [W]=WARN
[   50.745314][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.745473][   T67] Workqueue: netns cleanup_net
[   50.745598][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.745754][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.746180][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   50.746329][   T67] RAX: 00000000ffffffa6 RBX: ff11000005090580 RCX: 1ff4000000090eed
[   50.746523][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000509063c
[   50.746702][   T67] RBP: ff11000007964000 R08: 1fe2200000a120c9 R09: ff110000090f8bd0
[   50.746882][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.747062][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.747254][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   50.747476][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.747626][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59001 CR4: 0000000000771ef0
[   50.747806][   T67] PKRU: 55555554
[   50.747968][   T67] Call Trace:
[   50.748058][   T67]  <TASK>
[   50.748123][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.748276][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.748432][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.748552][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.748672][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.748792][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.748983][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.749105][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.749227][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.749352][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.749479][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.749599][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.749719][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.749841][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.750034][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.750158][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.750282][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.750409][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.750535][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.750659][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.750779][   T67]  kthread (kernel/kthread.c:436)
[   50.750874][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.751023][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.751146][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.751266][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.751424][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.751616][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.751738][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.753783][   T67] ------------[ cut here ]------------
| [   50.753903][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   50.754138][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.754698][   T67] Tainted: [W]=WARN
[   50.754789][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.754940][   T67] Workqueue: netns cleanup_net
[   50.755064][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.755220][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.755657][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   50.755809][   T67] RAX: 00000000ffffffa6 RBX: ff11000005091000 RCX: 1ff4000000090eed
[   50.755990][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000050910bc
[   50.756169][   T67] RBP: ff1100000a281000 R08: 1fe2200000a12219 R09: ff110000090f8bd0
[   50.756353][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.756535][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.756715][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   50.756924][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.757073][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59001 CR4: 0000000000771ef0
[   50.757254][   T67] PKRU: 55555554
[   50.757350][   T67] Call Trace:
[   50.757444][   T67]  <TASK>
[   50.757506][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.757661][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.757809][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.757930][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.758062][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.758182][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.758303][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.758438][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.758562][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.758682][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.758805][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.758997][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.759117][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.759239][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.759364][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.759561][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.759687][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.759807][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.759932][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.760127][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.760246][   T67]  kthread (kernel/kthread.c:436)
[   50.760336][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.760493][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.760687][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.760808][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.760958][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.761078][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.761269][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.763985][   T67] ------------[ cut here ]------------
| [   50.764108][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   50.764419][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.765044][   T67] Tainted: [W]=WARN
[   50.765134][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.765361][   T67] Workqueue: netns cleanup_net
[   50.765490][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.765649][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.766153][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   50.766317][   T67] RAX: 00000000ffffffa6 RBX: ff11000005091a80 RCX: 1ff4000000090eed
[   50.766578][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005091b3c
[   50.766760][   T67] RBP: ff1100000fe3a000 R08: 1fe2200000a12369 R09: ff110000090f8bd0
[   50.766939][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.767191][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.767375][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   50.767667][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.767818][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59001 CR4: 0000000000771ef0
[   50.768000][   T67] PKRU: 55555554
[   50.768090][   T67] Call Trace:
[   50.768250][   T67]  <TASK>
[   50.768312][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.768479][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.768630][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.768823][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.768945][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.769070][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.769190][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.769388][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.769514][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.769635][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.769757][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.769949][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.770069][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.770191][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.770309][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.770441][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.770565][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.770687][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.770813][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.771009][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.771130][   T67]  kthread (kernel/kthread.c:436)
[   50.771220][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.771376][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.771575][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.771697][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.771848][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.771968][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.772161][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.775048][   T67] ------------[ cut here ]------------
| [   50.775175][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   50.775418][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.776036][   T67] Tainted: [W]=WARN
[   50.776201][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.776355][   T67] Workqueue: netns cleanup_net
[   50.776484][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.776716][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.777147][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   50.777375][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c7a4040 RCX: 1ff4000000090eed
[   50.777561][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c7a40fc
[   50.777741][   T67] RBP: ff1100000c00a000 R08: 1fe22000018f4821 R09: ff110000090f8bd0
[   50.777991][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.778196][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.778463][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   50.778674][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.778824][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59001 CR4: 0000000000771ef0
[   50.779086][   T67] PKRU: 55555554
[   50.779175][   T67] Call Trace:
[   50.779264][   T67]  <TASK>
[   50.779326][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.779560][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.779711][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.779833][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.779954][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.780147][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.780267][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.780393][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.780518][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.780708][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.780832][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.780957][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.781076][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.781270][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.781395][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.781518][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.781646][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.781839][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.781963][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.782087][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.782210][   T67]  kthread (kernel/kthread.c:436)
[   50.782376][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.782531][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.782651][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.782772][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.782992][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.783112][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.783233][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.799229][  T897] ------------[ cut here ]------------
| [   50.799394][  T897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/897
| [   50.799638][  T897] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.800230][  T897] Tainted: [W]=WARN
[   50.800332][  T897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.800524][  T897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.800704][  T897] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.801179][  T897] RSP: 0018:ffa00000018bfa80 EFLAGS: 00010286
[   50.801353][  T897] RAX: 00000000ffffffa6 RBX: ff11000004c92c80 RCX: 1ff4000000317f16
[   50.801561][  T897] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c92d3c
[   50.801761][  T897] RBP: ff1100000ea1c000 R08: 1fe22000009925a9 R09: ff1100001736ae80
[   50.801959][  T897] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   50.802158][  T897] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea1c000
[   50.802424][  T897] FS:  00007fdc0e96c840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   50.802663][  T897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.802887][  T897] CR2: 00007fdc0eb6dc20 CR3: 000000000ef07002 CR4: 0000000000771ef0
[   50.803092][  T897] PKRU: 55555554
[   50.803193][  T897] Call Trace:
[   50.803295][  T897]  <TASK>
[   50.803423][  T897]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.803559][  T897]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.803693][  T897]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.803795][  T897]  register_netdevice (net/core/dev.c:11488)
[   50.803931][  T897]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   50.804098][  T897]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   50.804233][  T897]  register_netdev (net/core/dev.c:11552)
[   50.804427][  T897]  loopback_net_init (drivers/net/loopback.c:218)
[   50.804564][  T897]  ops_init (net/core/net_namespace.c:137)
[   50.804666][  T897]  setup_net (net/core/net_namespace.c:446)
[   50.804768][  T897]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   50.804900][  T897]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   50.805033][  T897]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   50.805168][  T897]  copy_net_ns (net/core/net_namespace.c:579)
[   50.805303][  T897]  create_new_namespaces (kernel/nsproxy.c:132)
[   50.805478][  T897]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   50.805614][  T897]  ksys_unshare (kernel/fork.c:3243)
[   50.805748][  T897]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.805882][  T897]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   50.806016][  T897]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   50.806154][  T897]  ? __ia32_sys_open (fs/open.c:1374)
[   50.806292][  T897]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   50.806436][  T897]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   50.806569][  T897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.806702][  T897]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.806835][  T897]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.806969][  T897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.807137][  T897] RIP: 0033:0x7fdc0ec2ebcb
[   50.807278][  T897] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   50.807768][  T897] RSP: 002b:00007ffe622bda78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   50.807971][  T897] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc0ec2ebcb
[   50.808170][  T897] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   50.808377][  T897] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   50.808579][  T897] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe622bfca0
[   50.808778][  T897] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe622c0889
| [   50.810733][   T67] ------------[ cut here ]------------
| [   50.810866][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   50.811114][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.812180][   T67] Tainted: [W]=WARN
[   50.812275][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.812489][   T67] Workqueue: netns cleanup_net
[   50.812621][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.812839][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.813289][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   50.813503][   T67] RAX: 00000000ffffffa6 RBX: ff11000004c92ac0 RCX: 1ff4000000090eaf
[   50.813693][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c92b7c
[   50.813882][   T67] RBP: ff1100000e8c1000 R08: 1fe2200000992571 R09: ff110000090f8bd0
[   50.814071][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   50.814259][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8c4000
[   50.814507][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   50.814757][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.814966][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59001 CR4: 0000000000771ef0
[   50.815158][   T67] PKRU: 55555554
[   50.815253][   T67] Call Trace:
[   50.815397][   T67]  <TASK>
[   50.815469][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.815598][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.815695][   T67]  netif_close_many (net/core/dev.c:1804)
[   50.815820][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.815947][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   50.816075][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   50.816235][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   50.816447][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.816577][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.816733][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.816860][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.816986][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   50.817145][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   50.817275][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   50.817459][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   50.817590][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   50.817718][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   50.817846][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   50.817974][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.818098][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.818226][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.818405][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.818534][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.818664][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.818792][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.818919][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.819049][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.819174][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.819303][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.819499][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.819627][   T67]  kthread (kernel/kthread.c:436)
[   50.819723][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.819879][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.820007][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.820133][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.820291][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.820470][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.820599][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.828945][   T67] ------------[ cut here ]------------
| [   50.829093][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   50.829359][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.829954][   T67] Tainted: [W]=WARN
[   50.830051][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.830212][   T67] Workqueue: netns cleanup_net
[   50.830353][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.830528][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.830979][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   50.831140][   T67] RAX: 00000000ffffffa6 RBX: ff11000004c93000 RCX: 1ff4000000090eaf
[   50.831332][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c930bc
[   50.831534][   T67] RBP: ff1100000e8c4000 R08: 1fe2200000992619 R09: ff110000090f8bd0
[   50.831723][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   50.831911][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a81c000
[   50.832104][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   50.832325][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.832496][   T67] CR2: 00007fdc0ee05668 CR3: 000000000ef07002 CR4: 0000000000771ef0
[   50.832686][   T67] PKRU: 55555554
[   50.832781][   T67] Call Trace:
[   50.832876][   T67]  <TASK>
[   50.832943][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.833072][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.833199][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.833295][   T67]  netif_close_many (net/core/dev.c:1804)
[   50.833432][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.833559][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   50.833686][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   50.833844][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   50.834005][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.834133][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.834292][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.834427][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.834553][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   50.834711][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   50.834839][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   50.834968][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   50.835094][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   50.835222][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   50.835357][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   50.835499][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.835624][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.835755][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.835883][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.836012][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.836142][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.836268][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.836407][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.836539][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.836665][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.836796][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.836927][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.837054][   T67]  kthread (kernel/kthread.c:436)
[   50.837150][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.837307][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.837448][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.837575][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.837732][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.837860][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.837987][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.846288][   T67] ------------[ cut here ]------------
| [   50.846433][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   50.846684][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.847261][   T67] Tainted: [W]=WARN
[   50.847365][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.847529][   T67] Workqueue: netns cleanup_net
[   50.847660][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.847823][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.848276][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   50.848448][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c5a3e00 RCX: 1ff4000000090eaf
[   50.848634][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a3ebc
[   50.848822][   T67] RBP: ff1100000a81c000 R08: 1fe22000018b47d9 R09: ff110000090f8bd0
[   50.849011][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   50.849200][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   50.849393][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   50.849616][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.849772][   T67] CR2: 00007fdc0ee05668 CR3: 000000000ef07002 CR4: 0000000000771ef0
[   50.849963][   T67] PKRU: 55555554
[   50.850060][   T67] Call Trace:
[   50.850156][   T67]  <TASK>
[   50.850222][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.850353][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.850485][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.850581][   T67]  netif_close_many (net/core/dev.c:1804)
[   50.850706][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.850833][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   50.850959][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   50.851117][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   50.851274][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.851416][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.851575][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.851703][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.851828][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   50.851989][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   50.852120][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   50.852249][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   50.852382][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   50.852514][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   50.852641][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   50.852769][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.852897][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.853027][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.853154][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.853279][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.853417][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.853546][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.853673][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.853804][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.853930][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.854061][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.854192][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.854317][   T67]  kthread (kernel/kthread.c:436)
[   50.854427][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.854582][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.854709][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.854834][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.854991][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.855117][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.855243][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.857399][   T67] ------------[ cut here ]------------
| [   50.857531][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   50.857769][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.858329][   T67] Tainted: [W]=WARN
[   50.858484][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.858638][   T67] Workqueue: netns cleanup_net
[   50.858764][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.858924][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.859362][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   50.859520][   T67] RAX: 00000000ffffffa6 RBX: ff1100000e3e1e00 RCX: 1ff4000000090ed5
[   50.859700][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e3e1ebc
[   50.859887][   T67] RBP: ff1100000e8c1000 R08: 1fe2200001c7c3d9 R09: ff110000090f8bd0
[   50.860071][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   50.860255][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.860450][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   50.860665][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.860822][   T67] CR2: 00007fdc0ee05668 CR3: 000000000ef07002 CR4: 0000000000771ef0
[   50.861012][   T67] PKRU: 55555554
[   50.861107][   T67] Call Trace:
[   50.861199][   T67]  <TASK>
[   50.861263][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.861431][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.861584][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.861708][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.861832][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   50.861990][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   50.862115][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   50.862237][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   50.862366][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   50.862499][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   50.862624][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.862746][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.862872][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.862996][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.863118][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.863243][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.863374][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.863504][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.863630][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.863753][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.863885][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.864013][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.864136][   T67]  kthread (kernel/kthread.c:436)
[   50.864228][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.864386][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.864516][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.864641][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.864794][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.864917][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.865040][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.875860][   T67] ------------[ cut here ]------------
| [   50.876004][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   50.876263][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.877295][   T67] Tainted: [W]=WARN
[   50.877498][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.877656][   T67] Workqueue: netns cleanup_net
[   50.877785][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.877946][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.878448][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   50.878611][   T67] RAX: 00000000ffffffa6 RBX: ff1100000e3e11c0 RCX: 1ff4000000090ed5
[   50.878798][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e3e127c
[   50.878984][   T67] RBP: ff1100000e8c4000 R08: 1fe2200001c7c251 R09: ff110000090f8bd0
[   50.879169][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   50.879408][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.879597][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   50.879818][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.879975][   T67] CR2: 00007fdc0ee05668 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   50.880163][   T67] PKRU: 55555554
[   50.880257][   T67] Call Trace:
[   50.880401][   T67]  <TASK>
[   50.880475][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.880635][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.880791][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.880916][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.881042][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   50.881200][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   50.881327][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   50.881510][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   50.881634][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   50.881761][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   50.881893][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.882019][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.882146][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.882271][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.882451][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.882580][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.882703][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.882829][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.882957][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.883082][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.883210][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.883339][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.883522][   T67]  kthread (kernel/kthread.c:436)
[   50.883615][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.883770][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.883895][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.884021][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.884175][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.884299][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.884483][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.887066][   T67] ------------[ cut here ]------------
| [   50.887243][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   50.887564][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.888222][   T67] Tainted: [W]=WARN
[   50.888376][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.888590][   T67] Workqueue: netns cleanup_net
[   50.888769][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.888978][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.889500][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   50.889703][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b750040 RCX: 1ff4000000090ed5
[   50.889934][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7500fc
[   50.890165][   T67] RBP: ff1100000a81c000 R08: 1fe22000016ea021 R09: ff110000090f8bd0
[   50.890420][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   50.890667][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.890899][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   50.891162][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.891378][   T67] CR2: 00007ff386c94000 CR3: 0000000011807006 CR4: 0000000000771ef0
[   50.891625][   T67] PKRU: 55555554
[   50.891764][   T67] Call Trace:
[   50.891904][   T67]  <TASK>
[   50.892016][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.892223][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.892446][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.892630][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.892802][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   50.893007][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   50.893178][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   50.893360][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   50.893540][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   50.893710][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   50.893882][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.894049][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.894222][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   50.894417][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   50.894585][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   50.894757][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.894926][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.895096][   T67]  process_one_work (kernel/workqueue.c:3314)
[   50.895270][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.895461][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.895638][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.895813][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.895981][   T67]  kthread (kernel/kthread.c:436)
[   50.896120][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.896317][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.896509][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.896682][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.896887][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.897056][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.897226][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.902394][  T897] ------------[ cut here ]------------
| [   50.902543][  T897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/897
| [   50.902770][  T897] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.903339][  T897] Tainted: [W]=WARN
[   50.903450][  T897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.903616][  T897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.903786][  T897] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.904255][  T897] RSP: 0018:ffa00000018bf918 EFLAGS: 00010286
[   50.904430][  T897] RAX: 00000000ffffffa6 RBX: ff11000016bfd1c0 RCX: 1ff4000000317ee9
[   50.904625][  T897] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bfd27c
[   50.904820][  T897] RBP: ff1100001248c000 R08: 1fe2200002d7fa51 R09: ff1100001736ae80
[   50.905017][  T897] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   50.905215][  T897] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001248c000
[   50.905421][  T897] FS:  00007fdc0e96c840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   50.905650][  T897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.905814][  T897] CR2: 00007fdc0eb6dc20 CR3: 000000000ef07002 CR4: 0000000000771ef0
[   50.906015][  T897] PKRU: 55555554
[   50.906113][  T897] Call Trace:
[   50.906211][  T897]  <TASK>
[   50.906278][  T897]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.906422][  T897]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.906554][  T897]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.906655][  T897]  register_netdevice (net/core/dev.c:11488)
[   50.906789][  T897]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   50.906954][  T897]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   50.907087][  T897]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   50.907219][  T897]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   50.907355][  T897]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   50.907492][  T897]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   50.907623][  T897]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   50.907757][  T897]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   50.907891][  T897]  ops_init (net/core/net_namespace.c:137)
[   50.907991][  T897]  setup_net (net/core/net_namespace.c:446)
[   50.908090][  T897]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   50.908219][  T897]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   50.908356][  T897]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   50.908491][  T897]  copy_net_ns (net/core/net_namespace.c:579)
[   50.908622][  T897]  create_new_namespaces (kernel/nsproxy.c:132)
[   50.908757][  T897]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   50.908887][  T897]  ksys_unshare (kernel/fork.c:3243)
[   50.909019][  T897]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.909149][  T897]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   50.909280][  T897]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   50.909421][  T897]  ? __ia32_sys_open (fs/open.c:1374)
[   50.909552][  T897]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   50.909684][  T897]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   50.909814][  T897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.909945][  T897]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.910075][  T897]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.910207][  T897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.910374][  T897] RIP: 0033:0x7fdc0ec2ebcb
[   50.910515][  T897] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   50.910982][  T897] RSP: 002b:00007ffe622bda78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   50.911181][  T897] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc0ec2ebcb
[   50.911384][  T897] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   50.911586][  T897] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   50.911781][  T897] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe622bfca0
[   50.911976][  T897] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe622c0889
| [   50.916095][  T897] ------------[ cut here ]------------
| [   50.916242][  T897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/897
| [   50.916493][  T897] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.917086][  T897] Tainted: [W]=WARN
[   50.917189][  T897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.917366][  T897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.917550][  T897] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.918040][  T897] RSP: 0018:ffa00000018bf8f8 EFLAGS: 00010286
[   50.918210][  T897] RAX: 00000000ffffffa6 RBX: ff11000016bfc040 RCX: 1ff4000000317ee5
[   50.918422][  T897] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bfc0fc
[   50.918630][  T897] RBP: ff1100000ec11000 R08: 1fe2200002d7f821 R09: ff1100001736ae80
[   50.918836][  T897] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   50.919039][  T897] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec11000
[   50.919245][  T897] FS:  00007fdc0e96c840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   50.919492][  T897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.919664][  T897] CR2: 00007fdc0eb6dc20 CR3: 000000000ef07002 CR4: 0000000000771ef0
[   50.919866][  T897] PKRU: 55555554
[   50.919967][  T897] Call Trace:
[   50.920069][  T897]  <TASK>
[   50.920139][  T897]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.920274][  T897]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.920420][  T897]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.920524][  T897]  register_netdevice (net/core/dev.c:11488)
[   50.920661][  T897]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   50.920831][  T897]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   50.920969][  T897]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   50.921105][  T897]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   50.921241][  T897]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   50.921386][  T897]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   50.921527][  T897]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   50.921663][  T897]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   50.921800][  T897]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   50.921936][  T897]  vti_init_net (net/ipv4/ip_vti.c:517)
[   50.922071][  T897]  ops_init (net/core/net_namespace.c:137)
[   50.922176][  T897]  setup_net (net/core/net_namespace.c:446)
[   50.922279][  T897]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   50.922426][  T897]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   50.922563][  T897]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   50.922700][  T897]  copy_net_ns (net/core/net_namespace.c:579)
[   50.922838][  T897]  create_new_namespaces (kernel/nsproxy.c:132)
[   50.922977][  T897]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   50.923115][  T897]  ksys_unshare (kernel/fork.c:3243)
[   50.923253][  T897]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.923395][  T897]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   50.923535][  T897]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   50.923672][  T897]  ? __ia32_sys_open (fs/open.c:1374)
[   50.923812][  T897]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   50.923948][  T897]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   50.924086][  T897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.924221][  T897]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.924359][  T897]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.924502][  T897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.924670][  T897] RIP: 0033:0x7fdc0ec2ebcb
[   50.924812][  T897] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   50.925304][  T897] RSP: 002b:00007ffe622bda78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   50.925519][  T897] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc0ec2ebcb
[   50.925721][  T897] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   50.925924][  T897] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   50.926126][  T897] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe622bfca0
[   50.926328][  T897] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe622c0889
| [   50.930502][  T897] ------------[ cut here ]------------
| [   50.930650][  T897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/897
| [   50.930883][  T897] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.932001][  T897] Tainted: [W]=WARN
[   50.932105][  T897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.932272][  T897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.932513][  T897] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.932994][  T897] RSP: 0018:ffa00000018bfa78 EFLAGS: 00010286
[   50.933163][  T897] RAX: 00000000ffffffa6 RBX: ff1100000b750e40 RCX: 1ff4000000317f15
[   50.933422][  T897] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b750efc
[   50.933682][  T897] RBP: ff1100000e1ec000 R08: 1fe22000016ea1e1 R09: ff1100001736ae80
[   50.933886][  T897] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   50.934090][  T897] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e1ec000
[   50.934349][  T897] FS:  00007fdc0e96c840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   50.934591][  T897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.934774][  T897] CR2: 00007fdc0eb6dc20 CR3: 000000000ef07002 CR4: 0000000000771ef0
[   50.934980][  T897] PKRU: 55555554
[   50.935081][  T897] Call Trace:
[   50.935181][  T897]  <TASK>
[   50.935249][  T897]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.935442][  T897]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.935578][  T897]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.935680][  T897]  register_netdevice (net/core/dev.c:11488)
[   50.935816][  T897]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   50.935985][  T897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.936121][  T897]  register_netdev (net/core/dev.c:11552)
[   50.936254][  T897]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   50.936445][  T897]  ops_init (net/core/net_namespace.c:137)
[   50.936550][  T897]  setup_net (net/core/net_namespace.c:446)
[   50.936652][  T897]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   50.936783][  T897]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   50.936919][  T897]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   50.937055][  T897]  copy_net_ns (net/core/net_namespace.c:579)
[   50.937192][  T897]  create_new_namespaces (kernel/nsproxy.c:132)
[   50.937329][  T897]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   50.937527][  T897]  ksys_unshare (kernel/fork.c:3243)
[   50.937661][  T897]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.937794][  T897]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   50.937943][  T897]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   50.938078][  T897]  ? __ia32_sys_open (fs/open.c:1374)
[   50.938213][  T897]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   50.938407][  T897]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   50.938542][  T897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.938686][  T897]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.938820][  T897]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.938954][  T897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.939122][  T897] RIP: 0033:0x7fdc0ec2ebcb
[   50.939262][  T897] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   50.939804][  T897] RSP: 002b:00007ffe622bda78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   50.940009][  T897] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc0ec2ebcb
[   50.940210][  T897] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   50.940472][  T897] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   50.940675][  T897] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe622bfca0
[   50.940876][  T897] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe622c0889
| [   50.957718][  T897] ------------[ cut here ]------------
| [   50.957879][  T897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/897
| [   50.958121][  T897] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.958728][  T897] Tainted: [W]=WARN
[   50.958832][  T897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.959005][  T897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.959182][  T897] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.959675][  T897] RSP: 0018:ffa00000018bfa68 EFLAGS: 00010286
[   50.959846][  T897] RAX: 00000000ffffffa6 RBX: ff110000119e9380 RCX: 1ff4000000317f13
[   50.960052][  T897] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119e943c
[   50.960255][  T897] RBP: ff110000091c4000 R08: 1fe220000233d289 R09: ff1100001736ae80
[   50.960468][  T897] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   50.960679][  T897] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000091c4000
[   50.960885][  T897] FS:  00007fdc0e96c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   50.961128][  T897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.961303][  T897] CR2: 00007fdc0ee05668 CR3: 000000000ef07002 CR4: 0000000000771ef0
[   50.961525][  T897] PKRU: 55555554
[   50.961631][  T897] Call Trace:
[   50.961733][  T897]  <TASK>
[   50.961804][  T897]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.961941][  T897]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.962079][  T897]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.962182][  T897]  register_netdevice (net/core/dev.c:11488)
[   50.962317][  T897]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   50.962499][  T897]  register_netdev (net/core/dev.c:11552)
[   50.962635][  T897]  sit_init_net (net/ipv6/sit.c:1860)
[   50.962773][  T897]  ops_init (net/core/net_namespace.c:137)
[   50.962876][  T897]  setup_net (net/core/net_namespace.c:446)
[   50.962979][  T897]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   50.963113][  T897]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   50.963248][  T897]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   50.963390][  T897]  copy_net_ns (net/core/net_namespace.c:579)
[   50.963532][  T897]  create_new_namespaces (kernel/nsproxy.c:132)
[   50.963670][  T897]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   50.963807][  T897]  ksys_unshare (kernel/fork.c:3243)
[   50.963942][  T897]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.964078][  T897]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   50.964213][  T897]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   50.964355][  T897]  ? __ia32_sys_open (fs/open.c:1374)
[   50.964501][  T897]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   50.964635][  T897]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   50.964770][  T897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.964908][  T897]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.965046][  T897]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.965183][  T897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.965355][  T897] RIP: 0033:0x7fdc0ec2ebcb
[   50.965505][  T897] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   50.965989][  T897] RSP: 002b:00007ffe622bda78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   50.966195][  T897] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc0ec2ebcb
[   50.966410][  T897] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   50.966616][  T897] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   50.966817][  T897] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe622bfca0
[   50.967020][  T897] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe622c0889
| [   50.979502][  T897] ------------[ cut here ]------------
| [   50.979657][  T897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/897
| [   50.979893][  T897] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.980498][  T897] Tainted: [W]=WARN
[   50.980602][  T897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.980771][  T897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.980958][  T897] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.981465][  T897] RSP: 0018:ffa00000018bfa78 EFLAGS: 00010286
[   50.981641][  T897] RAX: 00000000ffffffa6 RBX: ff1100000caecc80 RCX: 1ff4000000317f15
[   50.981845][  T897] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caecd3c
[   50.982051][  T897] RBP: ff1100000e1e9000 R08: 1fe220000195d9a9 R09: ff1100001736ae80
[   50.982255][  T897] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   50.982470][  T897] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e1e9000
[   50.982677][  T897] FS:  00007fdc0e96c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   50.982915][  T897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.983087][  T897] CR2: 00007fdc0ee05668 CR3: 000000000ef07002 CR4: 0000000000771ef0
[   50.983292][  T897] PKRU: 55555554
[   50.983399][  T897] Call Trace:
[   50.983513][  T897]  <TASK>
[   50.983584][  T897]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.983719][  T897]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.983855][  T897]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.983958][  T897]  register_netdevice (net/core/dev.c:11488)
[   50.984097][  T897]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   50.984264][  T897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.984417][  T897]  register_netdev (net/core/dev.c:11552)
[   50.984553][  T897]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   50.984689][  T897]  ops_init (net/core/net_namespace.c:137)
[   50.984793][  T897]  setup_net (net/core/net_namespace.c:446)
[   50.984895][  T897]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   50.985029][  T897]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   50.985165][  T897]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   50.985305][  T897]  copy_net_ns (net/core/net_namespace.c:579)
[   50.985476][  T897]  create_new_namespaces (kernel/nsproxy.c:132)
[   50.985659][  T897]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   50.985796][  T897]  ksys_unshare (kernel/fork.c:3243)
[   50.985932][  T897]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.986069][  T897]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   50.986204][  T897]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   50.986355][  T897]  ? __ia32_sys_open (fs/open.c:1374)
[   50.986500][  T897]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   50.986635][  T897]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   50.986770][  T897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.986904][  T897]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.987039][  T897]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.987174][  T897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.987348][  T897] RIP: 0033:0x7fdc0ec2ebcb
[   50.987497][  T897] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   50.987979][  T897] RSP: 002b:00007ffe622bda78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   50.988183][  T897] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc0ec2ebcb
[   50.988391][  T897] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   50.988599][  T897] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   50.988801][  T897] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe622bfca0
[   50.989003][  T897] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe622c0889
| [   50.991656][   T67] ------------[ cut here ]------------
| [   50.991837][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   50.992140][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   50.992826][   T67] Tainted: [W]=WARN
[   50.992967][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.993177][   T67] Workqueue: netns cleanup_net
[   50.993368][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.993597][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.994102][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   50.994313][   T67] RAX: 00000000ffffffa6 RBX: ff110000133ca580 RCX: 1ff4000000090ec7
[   50.994573][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133ca63c
[   50.994808][   T67] RBP: ff1100000fada000 R08: 1fe22000026794c9 R09: ff110000090f8bd0
[   50.995044][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   50.995279][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001793a000
[   50.995540][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   50.995808][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.996014][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   50.996250][   T67] PKRU: 55555554
[   50.996413][   T67] Call Trace:
[   50.996587][   T67]  <TASK>
[   50.996700][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.996876][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.997022][   T67]  netif_close_many (net/core/dev.c:1804)
[   50.997199][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   50.997388][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   50.997611][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   50.997820][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.997997][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.998199][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   50.998392][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   50.998579][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.998754][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.998927][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   50.999108][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.999283][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   50.999485][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   50.999661][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.999840][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.000016][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.000189][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.000379][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.000574][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.000751][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.000929][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.001103][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.001312][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.001528][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.001705][   T67]  kthread (kernel/kthread.c:436)
[   51.001852][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.002058][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.002233][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.002434][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.002645][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.002823][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.003002][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.005670][   T67] ------------[ cut here ]------------
| [   51.005845][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.006146][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.007297][   T67] Tainted: [W]=WARN
[   51.007462][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.007671][   T67] Workqueue: netns cleanup_net
[   51.007852][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.008095][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.008622][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   51.008827][   T67] RAX: 00000000ffffffa6 RBX: ff11000008e79540 RCX: 1ff4000000090ec7
[   51.009065][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e795fc
[   51.009300][   T67] RBP: ff1100001793a000 R08: 1fe22000011cf2c1 R09: ff110000090f8bd0
[   51.009566][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.009891][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   51.010221][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.010559][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.010841][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.011089][   T67] PKRU: 55555554
[   51.011230][   T67] Call Trace:
[   51.011387][   T67]  <TASK>
[   51.011509][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.011686][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.011862][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.012009][   T67]  netif_close_many (net/core/dev.c:1804)
[   51.012189][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   51.012377][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.012594][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.012806][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.012981][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.013184][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   51.013372][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.013568][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.013742][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.013915][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.014090][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.014264][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   51.014465][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.014638][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.014818][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.014992][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.015163][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.015338][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.015539][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.015715][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.015892][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.016064][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.016244][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.016443][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.016619][   T67]  kthread (kernel/kthread.c:436)
[   51.016763][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.016966][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.017140][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.017315][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.017548][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.017728][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.017903][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.020666][   T67] ------------[ cut here ]------------
| [   51.020834][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.021117][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.022316][   T67] Tainted: [W]=WARN
[   51.022525][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.022773][   T67] Workqueue: netns cleanup_net
[   51.022995][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.023249][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.023797][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   51.024042][   T67] RAX: 00000000ffffffa6 RBX: ff11000015cf5000 RCX: 1ff4000000090eed
[   51.024313][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015cf50bc
[   51.024607][   T67] RBP: ff1100000caa1000 R08: 1fe2200002b9ea19 R09: ff110000090f8bd0
[   51.024878][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.025149][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.025449][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.025757][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.026002][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.026277][   T67] PKRU: 55555554
[   51.026477][   T67] Call Trace:
[   51.026662][   T67]  <TASK>
[   51.026819][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.027067][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.027314][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   51.027550][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.027843][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.028121][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.028288][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.028486][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   51.028660][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.028828][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.029003][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.029172][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.029338][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.029539][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.029711][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.029882][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.030057][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.030226][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.030425][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.030600][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.030769][   T67]  kthread (kernel/kthread.c:436)
[   51.030908][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.031107][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.031276][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.031470][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.031676][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.031845][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.032063][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.037325][   T67] ------------[ cut here ]------------
| [   51.037519][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.037802][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.038552][   T67] Tainted: [W]=WARN
[   51.038778][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.039023][   T67] Workqueue: netns cleanup_net
[   51.039244][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.039529][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.040057][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   51.040312][   T67] RAX: 00000000ffffffa6 RBX: ff11000015cf5700 RCX: 1ff4000000090eed
[   51.040606][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015cf57bc
[   51.040878][   T67] RBP: ff110000088b4000 R08: 1fe2200002b9eaf9 R09: ff110000090f8bd0
[   51.041154][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.041447][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.041723][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.042025][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.042274][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.042567][   T67] PKRU: 55555554
[   51.042770][   T67] Call Trace:
[   51.042952][   T67]  <TASK>
[   51.043144][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.043412][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.043655][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   51.043874][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.044089][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.044300][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.044536][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.044752][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   51.044968][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.045179][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.045417][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.045638][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.045849][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.046054][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.046220][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.046416][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.046590][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.046758][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.046937][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.047110][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.047280][   T67]  kthread (kernel/kthread.c:436)
[   51.047438][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.047637][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.047808][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.047980][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.048183][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.048369][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.048543][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.051199][   T67] ------------[ cut here ]------------
| [   51.052122][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.052427][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.053074][   T67] Tainted: [W]=WARN
[   51.053212][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.053430][   T67] Workqueue: netns cleanup_net
[   51.053605][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.053809][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.054282][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   51.054531][   T67] RAX: 00000000ffffffa6 RBX: ff11000015cf5e00 RCX: 1ff4000000090eed
[   51.054758][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015cf5ebc
[   51.054985][   T67] RBP: ff110000077ec000 R08: 1fe2200002b9ebd9 R09: ff110000090f8bd0
[   51.055215][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.055460][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.055690][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.055946][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.056147][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.056389][   T67] PKRU: 55555554
[   51.056538][   T67] Call Trace:
[   51.056676][   T67]  <TASK>
[   51.056786][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.056989][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.057185][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   51.057369][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.057547][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.057715][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.057886][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.058059][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   51.058231][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.058419][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.058594][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.058765][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.058933][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.059105][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.059274][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.059462][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.059640][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.059809][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.059983][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.060161][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.060331][   T67]  kthread (kernel/kthread.c:436)
[   51.060490][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.060690][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.060862][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.061032][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.061232][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.061427][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.061599][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.072967][   T67] ------------[ cut here ]------------
| [   51.073146][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.074145][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.074813][   T67] Tainted: [W]=WARN
[   51.074951][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.075155][   T67] Workqueue: netns cleanup_net
[   51.075329][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.075553][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.076032][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   51.076232][   T67] RAX: 00000000ffffffa6 RBX: ff1100000a148200 RCX: 1ff4000000090eed
[   51.076481][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1482bc
[   51.076708][   T67] RBP: ff1100000a821000 R08: 1fe2200001429059 R09: ff110000090f8bd0
[   51.076936][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.077167][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.077415][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.077675][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.077876][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.078111][   T67] PKRU: 55555554
[   51.078251][   T67] Call Trace:
[   51.078410][   T67]  <TASK>
[   51.078522][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.078725][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.078923][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   51.079095][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.079266][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.079455][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.079630][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.079803][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   51.079973][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.080140][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.080312][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.080508][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.080679][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.080852][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.081020][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.081191][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.081377][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.081555][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.081727][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.081902][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.082072][   T67]  kthread (kernel/kthread.c:436)
[   51.082215][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.082430][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.082602][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.082772][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.082970][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.083141][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.083314][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.085784][   T67] ------------[ cut here ]------------
| [   51.085951][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.086237][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.086894][   T67] Tainted: [W]=WARN
[   51.087032][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.087233][   T67] Workqueue: netns cleanup_net
[   51.087430][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.087635][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.088110][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   51.088329][   T67] RAX: 00000000ffffffa6 RBX: ff1100000a148580 RCX: 1ff4000000090eed
[   51.088579][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a14863c
[   51.088805][   T67] RBP: ff11000008b79000 R08: 1fe22000014290c9 R09: ff110000090f8bd0
[   51.089032][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.089261][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.089514][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.089770][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.089968][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.090198][   T67] PKRU: 55555554
[   51.090337][   T67] Call Trace:
[   51.090496][   T67]  <TASK>
[   51.090606][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.090809][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.091005][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   51.091175][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.091359][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.091537][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.091710][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.091882][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   51.092055][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.092225][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.092420][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.092593][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.092761][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.092933][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.093109][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.093280][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.093470][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.093642][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.093818][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.093994][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.094166][   T67]  kthread (kernel/kthread.c:436)
[   51.094308][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.094519][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.094690][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.094861][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.095060][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.095230][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.095423][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.098087][   T67] ------------[ cut here ]------------
| [   51.098258][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.098573][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.099225][   T67] Tainted: [W]=WARN
[   51.099377][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.099587][   T67] Workqueue: netns cleanup_net
[   51.099759][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.099965][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.100459][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   51.100663][   T67] RAX: 00000000ffffffa6 RBX: ff1100000a148c80 RCX: 1ff4000000090eed
[   51.100890][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a148d3c
[   51.101117][   T67] RBP: ff1100000fada000 R08: 1fe22000014291a9 R09: ff110000090f8bd0
[   51.101356][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.101592][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.101824][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.102084][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.102283][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.102534][   T67] PKRU: 55555554
[   51.102671][   T67] Call Trace:
[   51.102811][   T67]  <TASK>
[   51.102922][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.103128][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.103325][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   51.103517][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.103686][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.103853][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.104024][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.104200][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   51.104384][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.104564][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.104736][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.104905][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.105071][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.105240][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.105445][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.105628][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.105804][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.105972][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.106145][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.106319][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.106511][   T67]  kthread (kernel/kthread.c:436)
[   51.106653][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.106856][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.107025][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.107195][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.107413][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.107583][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.107752][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.110597][   T67] ------------[ cut here ]------------
| [   51.110768][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.111053][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.111943][   T67] Tainted: [W]=WARN
[   51.112129][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.112387][   T67] Workqueue: netns cleanup_net
[   51.112620][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.112874][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.113377][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   51.113590][   T67] RAX: 00000000ffffffa6 RBX: ff1100000a149700 RCX: 1ff4000000090eed
[   51.113820][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a1497bc
[   51.114045][   T67] RBP: ff1100001793a000 R08: 1fe22000014292f9 R09: ff110000090f8bd0
[   51.114271][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.114518][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.114751][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.115005][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.115203][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.115454][   T67] PKRU: 55555554
[   51.115592][   T67] Call Trace:
[   51.115731][   T67]  <TASK>
[   51.115845][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.116046][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.116241][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   51.116430][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   51.116602][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.116770][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   51.116939][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.117113][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   51.117284][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.117480][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.117655][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.117826][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.117993][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.118162][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.118331][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.118522][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.118697][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.118863][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.119037][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.119210][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.119392][   T67]  kthread (kernel/kthread.c:436)
[   51.119542][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.119742][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.119912][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.120085][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.120282][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.120472][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.120644][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.123509][  T898] ------------[ cut here ]------------
| [   51.123664][  T898] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/898
| [   51.123902][  T898] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.124502][  T898] Tainted: [W]=WARN
[   51.124605][  T898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.124773][  T898] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.124948][  T898] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.125440][  T898] RSP: 0018:ffa00000018cf020 EFLAGS: 00010286
[   51.125611][  T898] RAX: 00000000ffffffa6 RBX: ff1100000caed540 RCX: 1ff4000000319dca
[   51.125810][  T898] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caed5fc
[   51.126014][  T898] RBP: ff1100000ea1c000 R08: 1fe220000195dac1 R09: ff1100001736d158
[   51.126214][  T898] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   51.126423][  T898] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.126626][  T898] FS:  00007f3be34f0840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   51.126866][  T898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.127036][  T898] CR2: 00007f3be37c01a0 CR3: 000000000e1a5006 CR4: 0000000000771ef0
[   51.127239][  T898] PKRU: 55555554
[   51.127340][  T898] Call Trace:
[   51.127451][  T898]  <TASK>
[   51.127521][  T898]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.127659][  T898]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.127765][  T898]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.127900][  T898]  __dev_notify_flags (net/core/dev.c:9787)
[   51.128035][  T898]  ? netif_change_name (net/core/dev.c:1495)
[   51.128170][  T898]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.128308][  T898]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.128453][  T898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.128588][  T898]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.128727][  T898]  netif_change_flags (net/core/dev.c:9820)
[   51.128862][  T898]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.128998][  T898]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.129134][  T898]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.129271][  T898]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.129451][  T898]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.129586][  T898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.129721][  T898]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.129855][  T898]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.129992][  T898]  ? __kernel_text_address (kernel/extable.c:79)
[   51.130127][  T898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.130264][  T898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.130410][  T898]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.130548][  T898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.130683][  T898]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.130815][  T898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.130948][  T898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.131103][  T898]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.131240][  T898]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.131383][  T898]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.131524][  T898]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.131664][  T898]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.131802][  T898]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.131940][  T898]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.132077][  T898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.132210][  T898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.132351][  T898]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.132492][  T898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.132628][  T898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.132765][  T898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.132898][  T898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.133045][  T898]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.133179][  T898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.133314][  T898]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.133460][  T898]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.133594][  T898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.133729][  T898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.133862][  T898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.133998][  T898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.134133][  T898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.134268][  T898]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.134414][  T898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.134549][  T898]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.134686][  T898]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.134821][  T898]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.134958][  T898]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.135094][  T898]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.135230][  T898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.135372][  T898]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.135514][  T898]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.135650][  T898]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.135789][  T898]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.135928][  T898]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.136064][  T898]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.136230][  T898]  ? move_addr_to_kernel (net/socket.c:258)
[   51.136371][  T898]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.136514][  T898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.136650][  T898]  ___sys_sendmsg (net/socket.c:2752)
[   51.136784][  T898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.136952][  T898]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.137100][  T898]  __sys_sendmsg (net/socket.c:2784)
[   51.137234][  T898]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.137373][  T898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.137551][  T898]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.137685][  T898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.137822][  T898]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.137960][  T898]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.138095][  T898]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.138231][  T898]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.138402][  T898] RIP: 0033:0x7f3be372a08e
[   51.138550][  T898] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.139029][  T898] RSP: 002b:00007ffd1c51e530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.139234][  T898] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3be372a08e
[   51.139449][  T898] RDX: 0000000000000000 RSI: 00007ffd1c51e5e0 RDI: 0000000000000005
[   51.139650][  T898] RBP: 00007ffd1c51e540 R08: 0000000000000000 R09: 0000000000000000
[   51.139854][  T898] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e488
[   51.140057][  T898] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1c51ecb0
| [   51.162970][   T67] ------------[ cut here ]------------
| [   51.163153][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.163864][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.164565][   T67] Tainted: [W]=WARN
[   51.164708][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.164915][   T67] Workqueue: netns cleanup_net
[   51.165107][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.165321][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.165841][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   51.166050][   T67] RAX: 00000000ffffffa6 RBX: ff1100000a1498c0 RCX: 1ff4000000090eaf
[   51.166285][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a14997c
[   51.166543][   T67] RBP: ff110000091bc000 R08: 1fe2200001429331 R09: ff110000090f8bd0
[   51.166777][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   51.167011][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   51.167247][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.167539][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.167745][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.167983][   T67] PKRU: 55555554
[   51.168124][   T67] Call Trace:
[   51.168266][   T67]  <TASK>
[   51.168390][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.168580][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.168727][   T67]  netif_close_many (net/core/dev.c:1804)
[   51.168900][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.169077][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.169253][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.169479][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   51.169656][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.169866][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.170073][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   51.170246][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.170439][   T67]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   51.170616][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.170822][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   51.171000][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.171176][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.171365][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   51.171549][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   51.171725][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.171902][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.172076][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.172256][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.172450][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.172626][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.172805][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.172978][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.173156][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.173336][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.173534][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.173715][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.173894][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.174071][   T67]  kthread (kernel/kthread.c:436)
[   51.174215][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.174441][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.174617][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.174792][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.174998][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.175173][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.175360][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.177988][   T67] ------------[ cut here ]------------
| [   51.178158][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   51.178480][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.179133][   T67] Tainted: [W]=WARN
[   51.179273][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.179488][   T67] Workqueue: netns cleanup_net
[   51.179662][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.179869][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.180364][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   51.180575][   T67] RAX: 00000000ffffffa6 RBX: ff11000008e79700 RCX: 1ff4000000090ed5
[   51.180803][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e797bc
[   51.181032][   T67] RBP: ff110000091bc000 R08: 1fe22000011cf2f9 R09: ff110000090f8bd0
[   51.181261][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.181516][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.181748][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.182006][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.182209][   T67] CR2: 00007ff386c94000 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   51.182461][   T67] PKRU: 55555554
[   51.182599][   T67] Call Trace:
[   51.182740][   T67]  <TASK>
[   51.182851][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.183056][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.183259][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   51.183452][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   51.183625][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   51.183799][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   51.183972][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   51.184147][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   51.184322][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   51.184514][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.184687][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   51.184858][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   51.185034][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   51.185210][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.185394][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.185574][   T67]  process_one_work (kernel/workqueue.c:3314)
[   51.185749][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.185920][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.186096][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.186274][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.186460][   T67]  kthread (kernel/kthread.c:436)
[   51.186600][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.186799][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.186970][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.187142][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.187354][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.187538][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.187710][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.263983][  T901] ------------[ cut here ]------------
| [   51.264148][  T901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/901
| [   51.264860][  T901] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.265465][  T901] Tainted: [W]=WARN
[   51.265567][  T901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.265734][  T901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.265911][  T901] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.266393][  T901] RSP: 0018:ffa00000018ffa80 EFLAGS: 00010286
[   51.266567][  T901] RAX: 00000000ffffffa6 RBX: ff11000008e79000 RCX: 1ff400000031ff16
[   51.266769][  T901] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e790bc
[   51.266970][  T901] RBP: ff11000016b7c000 R08: 1fe22000011cf219 R09: ff11000008d3d180
[   51.267171][  T901] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   51.267377][  T901] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016b7c000
[   51.267584][  T901] FS:  00007ff2ac2d7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   51.267821][  T901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.267989][  T901] CR2: 00007ff2ac4e17d0 CR3: 000000000cad0006 CR4: 0000000000771ef0
[   51.268192][  T901] PKRU: 55555554
[   51.268292][  T901] Call Trace:
[   51.268397][  T901]  <TASK>
[   51.268469][  T901]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.268604][  T901]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.268739][  T901]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.268841][  T901]  register_netdevice (net/core/dev.c:11488)
[   51.268976][  T901]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.269142][  T901]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   51.269276][  T901]  register_netdev (net/core/dev.c:11552)
[   51.269419][  T901]  loopback_net_init (drivers/net/loopback.c:218)
[   51.269557][  T901]  ops_init (net/core/net_namespace.c:137)
[   51.269659][  T901]  setup_net (net/core/net_namespace.c:446)
[   51.269761][  T901]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   51.269894][  T901]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   51.270028][  T901]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   51.270165][  T901]  copy_net_ns (net/core/net_namespace.c:579)
[   51.270301][  T901]  create_new_namespaces (kernel/nsproxy.c:132)
[   51.270453][  T901]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   51.270588][  T901]  ksys_unshare (kernel/fork.c:3243)
[   51.270723][  T901]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.270857][  T901]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   51.270991][  T901]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   51.271127][  T901]  ? __ia32_sys_open (fs/open.c:1374)
[   51.271262][  T901]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   51.271406][  T901]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   51.271545][  T901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.271677][  T901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.271811][  T901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.271944][  T901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.272113][  T901] RIP: 0033:0x7ff2ac599bcb
[   51.272254][  T901] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   51.272740][  T901] RSP: 002b:00007ffcbf036278 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   51.272940][  T901] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff2ac599bcb
[   51.273141][  T901] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   51.273349][  T901] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   51.273553][  T901] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcbf0384a0
[   51.273752][  T901] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcbf038889
| [   51.278442][  T901] ------------[ cut here ]------------
| [   51.278588][  T901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/901
| [   51.278823][  T901] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.279411][  T901] Tainted: [W]=WARN
[   51.279513][  T901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.279680][  T901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.279853][  T901] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.280332][  T901] RSP: 0018:ffa00000018ff918 EFLAGS: 00010286
[   51.280512][  T901] RAX: 00000000ffffffa6 RBX: ff110000132b5000 RCX: 1ff400000031fee9
[   51.280713][  T901] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b50bc
[   51.280915][  T901] RBP: ff1100000fd99000 R08: 1fe2200002656a19 R09: ff11000008d3d180
[   51.281117][  T901] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   51.281317][  T901] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fd99000
[   51.281528][  T901] FS:  00007ff2ac2d7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   51.281766][  T901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.281935][  T901] CR2: 00007ff2ac4e17d0 CR3: 000000000cad0006 CR4: 0000000000771ef0
[   51.282138][  T901] PKRU: 55555554
[   51.282240][  T901] Call Trace:
[   51.282340][  T901]  <TASK>
[   51.282419][  T901]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.282554][  T901]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.282690][  T901]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.282794][  T901]  register_netdevice (net/core/dev.c:11488)
[   51.282931][  T901]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.283099][  T901]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   51.283234][  T901]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   51.283376][  T901]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   51.283516][  T901]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   51.283653][  T901]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   51.283790][  T901]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   51.283927][  T901]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   51.284066][  T901]  ops_init (net/core/net_namespace.c:137)
[   51.284169][  T901]  setup_net (net/core/net_namespace.c:446)
[   51.284272][  T901]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   51.284915][  T901]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   51.285053][  T901]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   51.285191][  T901]  copy_net_ns (net/core/net_namespace.c:579)
[   51.285327][  T901]  create_new_namespaces (kernel/nsproxy.c:132)
[   51.285532][  T901]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   51.285667][  T901]  ksys_unshare (kernel/fork.c:3243)
[   51.285802][  T901]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.285936][  T901]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   51.286070][  T901]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   51.286208][  T901]  ? __ia32_sys_open (fs/open.c:1374)
[   51.286400][  T901]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   51.286540][  T901]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   51.286673][  T901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.286808][  T901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.286944][  T901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.287080][  T901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.287246][  T901] RIP: 0033:0x7ff2ac599bcb
[   51.287450][  T901] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   51.287927][  T901] RSP: 002b:00007ffcbf036278 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   51.288130][  T901] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff2ac599bcb
[   51.288333][  T901] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   51.288590][  T901] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   51.288791][  T901] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcbf0384a0
[   51.288989][  T901] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcbf038889
| [   51.293456][  T901] ------------[ cut here ]------------
| [   51.293601][  T901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/901
| [   51.293836][  T901] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.294429][  T901] Tainted: [W]=WARN
[   51.294531][  T901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.294700][  T901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.294878][  T901] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.295361][  T901] RSP: 0018:ffa00000018ff8f8 EFLAGS: 00010286
[   51.295536][  T901] RAX: 00000000ffffffa6 RBX: ff1100000fe038c0 RCX: 1ff400000031fee5
[   51.295739][  T901] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fe0397c
[   51.295940][  T901] RBP: ff110000177e9000 R08: 1fe2200001fc0731 R09: ff11000008d3d180
[   51.296141][  T901] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   51.296347][  T901] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000177e9000
[   51.296557][  T901] FS:  00007ff2ac2d7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   51.296794][  T901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.296963][  T901] CR2: 00007ff2ac4e17d0 CR3: 000000000cad0006 CR4: 0000000000771ef0
[   51.297167][  T901] PKRU: 55555554
[   51.297269][  T901] Call Trace:
[   51.297377][  T901]  <TASK>
[   51.297452][  T901]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.297589][  T901]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.297725][  T901]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.297829][  T901]  register_netdevice (net/core/dev.c:11488)
[   51.297966][  T901]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.298135][  T901]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   51.298274][  T901]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   51.298420][  T901]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   51.298557][  T901]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   51.298693][  T901]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   51.298830][  T901]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   51.298967][  T901]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   51.299103][  T901]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   51.299242][  T901]  vti_init_net (net/ipv4/ip_vti.c:517)
[   51.299385][  T901]  ops_init (net/core/net_namespace.c:137)
[   51.299495][  T901]  setup_net (net/core/net_namespace.c:446)
[   51.299598][  T901]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   51.299734][  T901]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   51.299870][  T901]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   51.300009][  T901]  copy_net_ns (net/core/net_namespace.c:579)
[   51.300146][  T901]  create_new_namespaces (kernel/nsproxy.c:132)
[   51.300285][  T901]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   51.300431][  T901]  ksys_unshare (kernel/fork.c:3243)
[   51.300567][  T901]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.300703][  T901]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   51.300839][  T901]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   51.300976][  T901]  ? __ia32_sys_open (fs/open.c:1374)
[   51.301112][  T901]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   51.301245][  T901]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   51.301385][  T901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.301525][  T901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.301659][  T901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.301795][  T901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.301962][  T901] RIP: 0033:0x7ff2ac599bcb
[   51.302103][  T901] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   51.302594][  T901] RSP: 002b:00007ffcbf036278 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   51.302798][  T901] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff2ac599bcb
[   51.303001][  T901] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   51.303202][  T901] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   51.303413][  T901] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcbf0384a0
[   51.303615][  T901] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcbf038889
| [   51.307720][  T901] ------------[ cut here ]------------
| [   51.307865][  T901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/901
| [   51.308097][  T901] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.309186][  T901] Tainted: [W]=WARN
[   51.309287][  T901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.309515][  T901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.309692][  T901] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.310166][  T901] RSP: 0018:ffa00000018ffa78 EFLAGS: 00010286
[   51.310335][  T901] RAX: 00000000ffffffa6 RBX: ff1100000fe02900 RCX: 1ff400000031ff15
[   51.310600][  T901] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fe029bc
[   51.310802][  T901] RBP: ff110000097c1000 R08: 1fe2200001fc0539 R09: ff11000008d3d180
[   51.311001][  T901] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   51.311200][  T901] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097c1000
[   51.311462][  T901] FS:  00007ff2ac2d7840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   51.311695][  T901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.311866][  T901] CR2: 00007ff2ac4e17d0 CR3: 000000000cad0006 CR4: 0000000000771ef0
[   51.312068][  T901] PKRU: 55555554
[   51.312168][  T901] Call Trace:
[   51.312268][  T901]  <TASK>
[   51.312337][  T901]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.312533][  T901]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.312667][  T901]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.312771][  T901]  register_netdevice (net/core/dev.c:11488)
[   51.312906][  T901]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.313073][  T901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.313210][  T901]  register_netdev (net/core/dev.c:11552)
[   51.313398][  T901]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   51.313539][  T901]  ops_init (net/core/net_namespace.c:137)
[   51.313641][  T901]  setup_net (net/core/net_namespace.c:446)
[   51.313745][  T901]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   51.313879][  T901]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   51.314013][  T901]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   51.314148][  T901]  copy_net_ns (net/core/net_namespace.c:579)
[   51.314283][  T901]  create_new_namespaces (kernel/nsproxy.c:132)
[   51.314479][  T901]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   51.314619][  T901]  ksys_unshare (kernel/fork.c:3243)
[   51.314756][  T901]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.314890][  T901]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   51.315025][  T901]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   51.315160][  T901]  ? __ia32_sys_open (fs/open.c:1374)
[   51.315295][  T901]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   51.315487][  T901]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   51.315619][  T901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.315753][  T901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.315886][  T901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.316020][  T901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.316184][  T901] RIP: 0033:0x7ff2ac599bcb
[   51.316322][  T901] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   51.316861][  T901] RSP: 002b:00007ffcbf036278 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   51.317062][  T901] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff2ac599bcb
[   51.317261][  T901] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   51.317522][  T901] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   51.317724][  T901] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcbf0384a0
[   51.317924][  T901] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcbf038889
| [   51.323091][  T901] ------------[ cut here ]------------
| [   51.323244][  T901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/901
| [   51.323489][  T901] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.324067][  T901] Tainted: [W]=WARN
[   51.324167][  T901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.324335][  T901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.324516][  T901] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.324992][  T901] RSP: 0018:ffa00000018ffa68 EFLAGS: 00010286
[   51.325160][  T901] RAX: 00000000ffffffa6 RBX: ff110000021ef540 RCX: 1ff400000031ff13
[   51.325366][  T901] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ef5fc
[   51.325570][  T901] RBP: ff11000012b54000 R08: 1fe220000043dec1 R09: ff11000008d3d180
[   51.325771][  T901] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.325968][  T901] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012b54000
[   51.326168][  T901] FS:  00007ff2ac2d7840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   51.326410][  T901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.326578][  T901] CR2: 0000561705c5dd5c CR3: 000000000cad0006 CR4: 0000000000771ef0
[   51.326785][  T901] PKRU: 55555554
[   51.326886][  T901] Call Trace:
[   51.326985][  T901]  <TASK>
[   51.327054][  T901]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.327188][  T901]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.327321][  T901]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.327432][  T901]  register_netdevice (net/core/dev.c:11488)
[   51.327570][  T901]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.327738][  T901]  register_netdev (net/core/dev.c:11552)
[   51.327871][  T901]  sit_init_net (net/ipv6/sit.c:1860)
[   51.328008][  T901]  ops_init (net/core/net_namespace.c:137)
[   51.328110][  T901]  setup_net (net/core/net_namespace.c:446)
[   51.328213][  T901]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   51.328350][  T901]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   51.328487][  T901]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   51.328622][  T901]  copy_net_ns (net/core/net_namespace.c:579)
[   51.328756][  T901]  create_new_namespaces (kernel/nsproxy.c:132)
[   51.328893][  T901]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   51.329026][  T901]  ksys_unshare (kernel/fork.c:3243)
[   51.329158][  T901]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.329290][  T901]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   51.329433][  T901]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   51.329567][  T901]  ? __ia32_sys_open (fs/open.c:1374)
[   51.329701][  T901]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   51.329832][  T901]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   51.329963][  T901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.330097][  T901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.330230][  T901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.330369][  T901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.330543][  T901] RIP: 0033:0x7ff2ac599bcb
[   51.330682][  T901] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   51.331155][  T901] RSP: 002b:00007ffcbf036278 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   51.331356][  T901] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff2ac599bcb
[   51.331564][  T901] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   51.331761][  T901] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   51.331959][  T901] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcbf0384a0
[   51.332157][  T901] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcbf038889
| [   51.342393][  T901] ------------[ cut here ]------------
| [   51.342544][  T901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/901
| [   51.342779][  T901] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.343894][  T901] Tainted: [W]=WARN
[   51.344000][  T901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.344167][  T901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.344402][  T901] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.344888][  T901] RSP: 0018:ffa00000018ffa78 EFLAGS: 00010286
[   51.345060][  T901] RAX: 00000000ffffffa6 RBX: ff1100000abad540 RCX: 1ff400000031ff15
[   51.345262][  T901] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abad5fc
[   51.345527][  T901] RBP: ff11000014b34000 R08: 1fe2200001575ac1 R09: ff11000008d3d180
[   51.345727][  T901] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.345929][  T901] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014b34000
[   51.346188][  T901] FS:  00007ff2ac2d7840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   51.346485][  T901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.346654][  T901] CR2: 0000561705c5dd5c CR3: 000000000cad0006 CR4: 0000000000771ef0
[   51.346856][  T901] PKRU: 55555554
[   51.346959][  T901] Call Trace:
[   51.347060][  T901]  <TASK>
[   51.347130][  T901]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.347266][  T901]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.347465][  T901]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.347569][  T901]  register_netdevice (net/core/dev.c:11488)
[   51.347706][  T901]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.347873][  T901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.348011][  T901]  register_netdev (net/core/dev.c:11552)
[   51.348146][  T901]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   51.348282][  T901]  ops_init (net/core/net_namespace.c:137)
[   51.348446][  T901]  setup_net (net/core/net_namespace.c:446)
[   51.348548][  T901]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   51.348682][  T901]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   51.348816][  T901]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   51.348954][  T901]  copy_net_ns (net/core/net_namespace.c:579)
[   51.349090][  T901]  create_new_namespaces (kernel/nsproxy.c:132)
[   51.349227][  T901]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   51.349424][  T901]  ksys_unshare (kernel/fork.c:3243)
[   51.349561][  T901]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.349696][  T901]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   51.349830][  T901]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   51.349964][  T901]  ? __ia32_sys_open (fs/open.c:1374)
[   51.350101][  T901]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   51.350237][  T901]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   51.350431][  T901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.350568][  T901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.350702][  T901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.350836][  T901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.351003][  T901] RIP: 0033:0x7ff2ac599bcb
[   51.351142][  T901] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   51.351686][  T901] RSP: 002b:00007ffcbf036278 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   51.351886][  T901] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff2ac599bcb
[   51.352087][  T901] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   51.352287][  T901] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   51.352548][  T901] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcbf0384a0
[   51.352748][  T901] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcbf038889
| [   51.384181][  T902] ------------[ cut here ]------------
| [   51.384356][  T902] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/902
| [   51.384598][  T902] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.385176][  T902] Tainted: [W]=WARN
[   51.385282][  T902] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.385463][  T902] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.385635][  T902] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.386109][  T902] RSP: 0018:ffa000000190f020 EFLAGS: 00010286
[   51.386276][  T902] RAX: 00000000ffffffa6 RBX: ff11000008d2d000 RCX: 1ff4000000321dca
[   51.386486][  T902] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008d2d0bc
[   51.386681][  T902] RBP: ff11000016b7c000 R08: 1fe22000011a5a19 R09: ff1100000fc85158
[   51.386878][  T902] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   51.387075][  T902] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.387273][  T902] FS:  00007f7402a03840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   51.387520][  T902] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.387686][  T902] CR2: 0000000018741988 CR3: 000000000ec97006 CR4: 0000000000771ef0
[   51.387884][  T902] PKRU: 55555554
[   51.387983][  T902] Call Trace:
[   51.388082][  T902]  <TASK>
[   51.388154][  T902]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.388289][  T902]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.388393][  T902]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.388530][  T902]  __dev_notify_flags (net/core/dev.c:9787)
[   51.388664][  T902]  ? netif_change_name (net/core/dev.c:1495)
[   51.388796][  T902]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.388929][  T902]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.389063][  T902]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.389196][  T902]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.389332][  T902]  netif_change_flags (net/core/dev.c:9820)
[   51.389479][  T902]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.389611][  T902]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.389746][  T902]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.389882][  T902]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.390052][  T902]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.390184][  T902]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.390316][  T902]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.390458][  T902]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.390593][  T902]  ? __kernel_text_address (kernel/extable.c:79)
[   51.390725][  T902]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.390862][  T902]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.390996][  T902]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.391129][  T902]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.391261][  T902]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.391399][  T902]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.391537][  T902]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.391668][  T902]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.391803][  T902]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.391941][  T902]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.392075][  T902]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.392210][  T902]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.392351][  T902]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.392492][  T902]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.392626][  T902]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.392757][  T902]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.392889][  T902]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.393024][  T902]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.393156][  T902]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.393290][  T902]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.393433][  T902]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.393566][  T902]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.393697][  T902]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.393832][  T902]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.393966][  T902]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.394096][  T902]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.394226][  T902]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.394361][  T902]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.394500][  T902]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.394633][  T902]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.394766][  T902]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.394902][  T902]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.395037][  T902]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.395173][  T902]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.395306][  T902]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.395452][  T902]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.395587][  T902]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.395720][  T902]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.395855][  T902]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.395990][  T902]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.396126][  T902]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.396262][  T902]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.396401][  T902]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.396540][  T902]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.396706][  T902]  ? move_addr_to_kernel (net/socket.c:258)
[   51.396841][  T902]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.396976][  T902]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.397116][  T902]  ___sys_sendmsg (net/socket.c:2752)
[   51.397249][  T902]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.397425][  T902]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.397570][  T902]  __sys_sendmsg (net/socket.c:2784)
[   51.397706][  T902]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.397839][  T902]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.398007][  T902]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.398142][  T902]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.398276][  T902]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.398418][  T902]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.398553][  T902]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.398688][  T902]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.398852][  T902] RIP: 0033:0x7f7402c3d08e
[   51.398992][  T902] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.399483][  T902] RSP: 002b:00007ffe7a0f34a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.399684][  T902] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7402c3d08e
[   51.399882][  T902] RDX: 0000000000000000 RSI: 00007ffe7a0f3550 RDI: 0000000000000005
[   51.400083][  T902] RBP: 00007ffe7a0f34b0 R08: 0000000000000000 R09: 0000000000000000
[   51.400281][  T902] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e488
[   51.400487][  T902] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7a0f3c20
| [   51.501339][  T905] ------------[ cut here ]------------
| [   51.502105][  T905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/905
| [   51.502433][  T905] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.503043][  T905] Tainted: [W]=WARN
[   51.503149][  T905] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.503326][  T905] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.503526][  T905] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.504026][  T905] RSP: 0018:ffa000000193ee30 EFLAGS: 00010286
[   51.504205][  T905] RAX: 00000000ffffffa6 RBX: ff11000012e223c0 RCX: 1ff4000000327d8c
[   51.504425][  T905] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e2247c
[   51.504636][  T905] RBP: ff1100000cc7c000 R08: 1fe22000025c4491 R09: ff1100000e9d2e80
[   51.504845][  T905] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   51.505059][  T905] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc33180
[   51.505274][  T905] FS:  00007f3357030840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   51.505530][  T905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.505705][  T905] CR2: 000000000042ebe0 CR3: 000000000f7db002 CR4: 0000000000771ef0
[   51.505919][  T905] PKRU: 55555554
[   51.506025][  T905] Call Trace:
[   51.506130][  T905]  <TASK>
[   51.506203][  T905]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.506353][  T905]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.506463][  T905]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   51.506635][  T905]  __dev_notify_flags (net/core/dev.c:9787)
[   51.506777][  T905]  ? netif_change_name (net/core/dev.c:1495)
[   51.506918][  T905]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.507057][  T905]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.507195][  T905]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.507336][  T905]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   51.507490][  T905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.507630][  T905]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.507770][  T905]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.507912][  T905]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.508052][  T905]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   51.508193][  T905]  veth_newlink (drivers/net/veth.c:1871)
[   51.508334][  T905]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   51.508515][  T905]  ? kasan_save_stack (mm/kasan/common.c:57)
[   51.508656][  T905]  ? kasan_save_track (mm/kasan/common.c:78)
[   51.508794][  T905]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   51.508950][  T905]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   51.509090][  T905]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   51.509231][  T905]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.509379][  T905]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   51.509525][  T905]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   51.509668][  T905]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   51.509808][  T905]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.509950][  T905]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.510091][  T905]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.510238][  T905]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.510388][  T905]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.510536][  T905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.510675][  T905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.510814][  T905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.510954][  T905]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.511093][  T905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.511237][  T905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.511383][  T905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.511528][  T905]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.511669][  T905]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.511806][  T905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.511944][  T905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.512086][  T905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.512225][  T905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.512371][  T905]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.512515][  T905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.512654][  T905]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.512797][  T905]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.512933][  T905]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.513074][  T905]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.513215][  T905]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.513369][  T905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.513517][  T905]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.513656][  T905]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.513796][  T905]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.513937][  T905]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.514076][  T905]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.514214][  T905]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.514394][  T905]  ? move_addr_to_kernel (net/socket.c:258)
[   51.514543][  T905]  ___sys_sendmsg (net/socket.c:2752)
[   51.514680][  T905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.514818][  T905]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.514966][  T905]  ? 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))
[   51.515107][  T905]  __sys_sendmsg (net/socket.c:2784)
[   51.515246][  T905]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.515396][  T905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.515543][  T905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.515683][  T905]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.515822][  T905]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.515960][  T905]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.516098][  T905]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.516270][  T905] RIP: 0033:0x7f335726a08e
[   51.516426][  T905] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.516929][  T905] RSP: 002b:00007ffeb3260220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.517139][  T905] RAX: ffffffffffffffda RBX: 00007ffeb32609c0 RCX: 00007f335726a08e
[   51.517354][  T905] RDX: 0000000000000000 RSI: 00007ffeb32602d0 RDI: 0000000000000005
[   51.517566][  T905] RBP: 00007ffeb3260230 R08: 0000000000000000 R09: 0000000000000000
[   51.517774][  T905] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e488
[   51.517982][  T905] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb3260990
| [   51.529020][  T905] ------------[ cut here ]------------
| [   51.529185][  T905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/905
| [   51.529438][  T905] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.530034][  T905] Tainted: [W]=WARN
[   51.530137][  T905] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.530308][  T905] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.530735][  T905] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.531221][  T905] RSP: 0018:ffa000000193f1b0 EFLAGS: 00010286
[   51.531499][  T905] RAX: 00000000ffffffa6 RBX: ff1100000ba11a80 RCX: 1ff4000000327dfc
[   51.531704][  T905] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba11b3c
[   51.531909][  T905] RBP: ff11000012621000 R08: 1fe2200001742369 R09: ff1100000e9d2e80
[   51.532112][  T905] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   51.532315][  T905] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   51.532629][  T905] FS:  00007f3357030840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   51.532882][  T905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.533136][  T905] CR2: 00007f7402ad0574 CR3: 000000000f7db002 CR4: 0000000000771ef0
[   51.533475][  T905] PKRU: 55555554
[   51.533635][  T905] Call Trace:
[   51.533794][  T905]  <TASK>
[   51.533906][  T905]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.534125][  T905]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.534277][  T905]  __dev_notify_flags (net/core/dev.c:9787)
[   51.534457][  T905]  ? netif_change_name (net/core/dev.c:1495)
[   51.534594][  T905]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.534730][  T905]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   51.534869][  T905]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.535008][  T905]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   51.535149][  T905]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.535285][  T905]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.535429][  T905]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.535572][  T905]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.535714][  T905]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.535855][  T905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.535994][  T905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.536130][  T905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.536266][  T905]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.536413][  T905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.536555][  T905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.536693][  T905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.536829][  T905]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.536965][  T905]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.537102][  T905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.537241][  T905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.537385][  T905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.537527][  T905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.537663][  T905]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.537800][  T905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.537937][  T905]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.538077][  T905]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.538212][  T905]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.538356][  T905]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.538497][  T905]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.538635][  T905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.538772][  T905]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.538910][  T905]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.539048][  T905]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.539189][  T905]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.539328][  T905]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.539481][  T905]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.539652][  T905]  ? move_addr_to_kernel (net/socket.c:258)
[   51.539796][  T905]  ___sys_sendmsg (net/socket.c:2752)
[   51.539936][  T905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.540074][  T905]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.540221][  T905]  ? 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))
[   51.540366][  T905]  __sys_sendmsg (net/socket.c:2784)
[   51.540517][  T905]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.540658][  T905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.540822][  T905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.541031][  T905]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.541244][  T905]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.541468][  T905]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.541681][  T905]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.541951][  T905] RIP: 0033:0x7f335726a08e
[   51.542166][  T905] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.542687][  T905] RSP: 002b:00007ffeb3260220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.542895][  T905] RAX: ffffffffffffffda RBX: 00007ffeb32609c0 RCX: 00007f335726a08e
[   51.543102][  T905] RDX: 0000000000000000 RSI: 00007ffeb32602d0 RDI: 0000000000000005
[   51.543306][  T905] RBP: 00007ffeb3260230 R08: 0000000000000000 R09: 0000000000000000
[   51.543522][  T905] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e488
[   51.543726][  T905] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb3260990
| [   51.581560][  T906] ------------[ cut here ]------------
| [   51.581726][  T906] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/906
| [   51.581962][  T906] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.582557][  T906] Tainted: [W]=WARN
[   51.582657][  T906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.582826][  T906] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.583002][  T906] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.583487][  T906] RSP: 0018:ffa000000186eff8 EFLAGS: 00010286
[   51.583662][  T906] RAX: 00000000ffffffa6 RBX: ff1100000abace40 RCX: 1ff400000030ddc5
[   51.583859][  T906] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000abacefc
[   51.584059][  T906] RBP: ff11000012621000 R08: 1fe22000015759e1 R09: ff1100000e9d0b58
[   51.584259][  T906] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.584470][  T906] R13: 0000000000000000 R14: ffa000000186f140 R15: ff1100000512d1d0
[   51.584669][  T906] FS:  00007fa337d0c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   51.584900][  T906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.585070][  T906] CR2: 00007f0632a20580 CR3: 000000000b92e005 CR4: 0000000000771ef0
[   51.585270][  T906] PKRU: 55555554
[   51.585374][  T906] Call Trace:
[   51.585479][  T906]  <TASK>
[   51.585550][  T906]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   51.585685][  T906]  __dev_change_net_namespace (net/core/dev.c:12635)
[   51.585853][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.585989][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.586122][  T906]  ? default_device_exit_batch (net/core/dev.c:13091)
[   51.586289][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.586427][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.586565][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.586699][  T906]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.586833][  T906]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.586967][  T906]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   51.587105][  T906]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   51.587242][  T906]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.587383][  T906]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.587553][  T906]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.587687][  T906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.587824][  T906]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.587958][  T906]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.588093][  T906]  ? __kernel_text_address (kernel/extable.c:79)
[   51.588228][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.588362][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.588502][  T906]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.588635][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.588770][  T906]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.588903][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.589038][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.589172][  T906]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.589309][  T906]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.589458][  T906]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.589590][  T906]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.589723][  T906]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.589857][  T906]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.589995][  T906]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.590131][  T906]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.590265][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.590402][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.590543][  T906]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.590676][  T906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.590808][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.590946][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.591080][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.591212][  T906]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.591349][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.591484][  T906]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.591616][  T906]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.591747][  T906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.591878][  T906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.592014][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.592148][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.592278][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.592422][  T906]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.592556][  T906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.592776][  T906]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.592911][  T906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.593043][  T906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.593177][  T906]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.593310][  T906]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.593453][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.593589][  T906]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.593720][  T906]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.593852][  T906]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.593988][  T906]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.594120][  T906]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.594255][  T906]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.594428][  T906]  ? move_addr_to_kernel (net/socket.c:258)
[   51.594648][  T906]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.594945][  T906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.595080][  T906]  ___sys_sendmsg (net/socket.c:2752)
[   51.595212][  T906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.595384][  T906]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.595532][  T906]  __sys_sendmsg (net/socket.c:2784)
[   51.595747][  T906]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.595878][  T906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.596048][  T906]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.596185][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.596412][  T906]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.596545][  T906]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.596678][  T906]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.596811][  T906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.596977][  T906] RIP: 0033:0x7fa337f4608e
[   51.597117][  T906] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.597597][  T906] RSP: 002b:00007ffe3973da10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.597801][  T906] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa337f4608e
[   51.597998][  T906] RDX: 0000000000000000 RSI: 00007ffe3973dac0 RDI: 0000000000000005
[   51.598195][  T906] RBP: 00007ffe3973da20 R08: 0000000000000000 R09: 0000000000000000
[   51.598401][  T906] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e488
[   51.598610][  T906] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3973e180
| [   51.601512][  T906] ------------[ cut here ]------------
| [   51.601658][  T906] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/906
| [   51.601889][  T906] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.602694][  T906] Tainted: [W]=WARN
[   51.602799][  T906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.602968][  T906] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.603142][  T906] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.603624][  T906] RSP: 0018:ffa000000186efc0 EFLAGS: 00010286
[   51.603791][  T906] RAX: 00000000ffffffa6 RBX: ff110000021efc40 RCX: 1ff400000030ddbe
[   51.603992][  T906] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021efcfc
[   51.604191][  T906] RBP: ff11000012621000 R08: 1fe220000043dfa1 R09: ff1100000e9d0b58
[   51.604392][  T906] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.604597][  T906] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000512d1d0
[   51.604797][  T906] FS:  00007fa337d0c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   51.605027][  T906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.605195][  T906] CR2: 00007f0632a20580 CR3: 000000000b92e005 CR4: 0000000000771ef0
[   51.605402][  T906] PKRU: 55555554
[   51.605512][  T906] Call Trace:
[   51.605610][  T906]  <TASK>
[   51.605680][  T906]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.605814][  T906]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.605948][  T906]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.606056][  T906]  __dev_change_net_namespace (net/core/dev.c:12695)
[   51.606305][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.606449][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.606583][  T906]  ? default_device_exit_batch (net/core/dev.c:13091)
[   51.606833][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.606967][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.607100][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.607238][  T906]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.607379][  T906]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.607516][  T906]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   51.607652][  T906]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   51.607787][  T906]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.607923][  T906]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.608092][  T906]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.608225][  T906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.608801][  T906]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.608942][  T906]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.609083][  T906]  ? __kernel_text_address (kernel/extable.c:79)
[   51.609219][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.609359][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.609497][  T906]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.609634][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.609769][  T906]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.609901][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.610287][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.610428][  T906]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.610561][  T906]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.610696][  T906]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.610830][  T906]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.610969][  T906]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.611104][  T906]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.611244][  T906]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.611389][  T906]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.611530][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.611662][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.611795][  T906]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.611930][  T906]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.612066][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.612205][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.612337][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.612577][  T906]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.612711][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.612845][  T906]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.612980][  T906]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.613116][  T906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.613250][  T906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.613389][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.613531][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.613667][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.613803][  T906]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.613937][  T906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.614073][  T906]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.614478][  T906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.614614][  T906]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.614753][  T906]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.614889][  T906]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.615029][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.615165][  T906]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.615299][  T906]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.615510][  T906]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.615646][  T906]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.615782][  T906]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.615915][  T906]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.616084][  T906]  ? move_addr_to_kernel (net/socket.c:258)
[   51.616219][  T906]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.616358][  T906]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.616500][  T906]  ___sys_sendmsg (net/socket.c:2752)
[   51.616632][  T906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.616797][  T906]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.616943][  T906]  __sys_sendmsg (net/socket.c:2784)
[   51.617079][  T906]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.617294][  T906]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.617476][  T906]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.617611][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.617746][  T906]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.617883][  T906]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.618018][  T906]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.618150][  T906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.618316][  T906] RIP: 0033:0x7fa337f4608e
[   51.618466][  T906] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.618944][  T906] RSP: 002b:00007ffe3973da10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.619420][  T906] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa337f4608e
[   51.619620][  T906] RDX: 0000000000000000 RSI: 00007ffe3973dac0 RDI: 0000000000000005
[   51.619817][  T906] RBP: 00007ffe3973da20 R08: 0000000000000000 R09: 0000000000000000
[   51.620017][  T906] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e488
[   51.620219][  T906] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3973e180
| [   51.681098][  T909] ------------[ cut here ]------------
| [   51.681275][  T909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/909
| [   51.681848][  T909] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.682453][  T909] Tainted: [W]=WARN
[   51.682555][  T909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.682725][  T909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.682900][  T909] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.683382][  T909] RSP: 0018:ffa000000193f020 EFLAGS: 00010286
[   51.683556][  T909] RAX: 00000000ffffffa6 RBX: ff1100000d4651c0 RCX: 1ff4000000327dca
[   51.683759][  T909] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d46527c
[   51.683960][  T909] RBP: ff11000012621000 R08: 1fe2200001a8ca51 R09: ff1100000fcaae58
[   51.684167][  T909] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   51.684373][  T909] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.684580][  T909] FS:  00007fe47088f840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   51.684816][  T909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.684986][  T909] CR2: 0000000003726988 CR3: 000000000fbc0004 CR4: 0000000000771ef0
[   51.685188][  T909] PKRU: 55555554
[   51.685290][  T909] Call Trace:
[   51.685393][  T909]  <TASK>
[   51.685467][  T909]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.685603][  T909]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.685707][  T909]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.685843][  T909]  __dev_notify_flags (net/core/dev.c:9787)
[   51.685978][  T909]  ? netif_change_name (net/core/dev.c:1495)
[   51.686113][  T909]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.686247][  T909]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.686387][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.686529][  T909]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.686665][  T909]  netif_change_flags (net/core/dev.c:9820)
[   51.686799][  T909]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.686935][  T909]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.687072][  T909]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.687208][  T909]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.687382][  T909]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.687520][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.687656][  T909]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.687792][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.687926][  T909]  ? __kernel_text_address (kernel/extable.c:79)
[   51.688061][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.688197][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.688332][  T909]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.688480][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.688613][  T909]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.688746][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.688878][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.689012][  T909]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.689147][  T909]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.689282][  T909]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.689426][  T909]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.689562][  T909]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.689698][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.689834][  T909]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.689972][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.690105][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.690237][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.690376][  T909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.690516][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.690657][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.690790][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.690921][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.691058][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.691192][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.691326][  T909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.691472][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.691606][  T909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.691740][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.691877][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.692013][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.692151][  T909]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.692289][  T909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.692432][  T909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.692569][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.692704][  T909]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.692841][  T909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.692975][  T909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.693109][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.693243][  T909]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.693384][  T909]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.693526][  T909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.693668][  T909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.693804][  T909]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.693938][  T909]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.694105][  T909]  ? move_addr_to_kernel (net/socket.c:258)
[   51.694242][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.694383][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.694526][  T909]  ___sys_sendmsg (net/socket.c:2752)
[   51.694661][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.694828][  T909]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.694977][  T909]  __sys_sendmsg (net/socket.c:2784)
[   51.695113][  T909]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.695249][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.695431][  T909]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.695569][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.695705][  T909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.695840][  T909]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.695976][  T909]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.696113][  T909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.696282][  T909] RIP: 0033:0x7fe470ac908e
[   51.696435][  T909] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.696920][  T909] RSP: 002b:00007ffc3113a960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.697124][  T909] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe470ac908e
[   51.697327][  T909] RDX: 0000000000000000 RSI: 00007ffc3113aa10 RDI: 0000000000000005
[   51.697542][  T909] RBP: 00007ffc3113a970 R08: 0000000000000000 R09: 0000000000000000
[   51.697742][  T909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e488
[   51.697945][  T909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3113b0e0
| [   51.807477][  T912] ------------[ cut here ]------------
| [   51.807693][  T912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/912
| [   51.807975][  T912] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.808660][  T912] Tainted: [W]=WARN
[   51.808809][  T912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.809024][  T912] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.809245][  T912] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.809767][  T912] RSP: 0018:ffa000000196eff8 EFLAGS: 00010286
[   51.809979][  T912] RAX: 00000000ffffffa6 RBX: ff1100000c7a4200 RCX: 1ff400000032ddc5
[   51.810224][  T912] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c7a42bc
[   51.810486][  T912] RBP: ff1100000cc7c000 R08: 1fe22000018f4859 R09: ff11000016b50b58
[   51.810727][  T912] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.810967][  T912] R13: 0000000000000000 R14: ffa000000196f140 R15: ff1100000bb48750
[   51.811214][  T912] FS:  00007f906c500840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.811511][  T912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.811720][  T912] CR2: 000055a85b860d58 CR3: 0000000010351003 CR4: 0000000000771ef0
[   51.811961][  T912] PKRU: 55555554
[   51.812107][  T912] Call Trace:
[   51.812252][  T912]  <TASK>
[   51.812379][  T912]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   51.812571][  T912]  __dev_change_net_namespace (net/core/dev.c:12635)
[   51.812784][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.812963][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.813144][  T912]  ? default_device_exit_batch (net/core/dev.c:13091)
[   51.813365][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.813548][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.813726][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.813921][  T912]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.814103][  T912]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.814280][  T912]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   51.814481][  T912]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   51.814663][  T912]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.814841][  T912]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.815051][  T912]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.815231][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.815449][  T912]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.815627][  T912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.815806][  T912]  ? __kernel_text_address (kernel/extable.c:79)
[   51.815984][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.816164][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.816357][  T912]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.816546][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.816724][  T912]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.816899][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.817075][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.817254][  T912]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.817453][  T912]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.817630][  T912]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.817811][  T912]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.817992][  T912]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.818169][  T912]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.818361][  T912]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.818550][  T912]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.818731][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.818907][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.819085][  T912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.819264][  T912]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.819461][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.819642][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.819819][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.819998][  T912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.820177][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.820369][  T912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.820555][  T912]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.820734][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.820913][  T912]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.821092][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.821271][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.821463][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.821644][  T912]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.821822][  T912]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.822005][  T912]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.822186][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.822376][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.822565][  T912]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.822745][  T912]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.822923][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.823102][  T912]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.823282][  T912]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.823488][  T912]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.823670][  T912]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.823852][  T912]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.824031][  T912]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.824238][  T912]  ? move_addr_to_kernel (net/socket.c:258)
[   51.824435][  T912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.824615][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.824797][  T912]  ___sys_sendmsg (net/socket.c:2752)
[   51.824974][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.825183][  T912]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.825388][  T912]  __sys_sendmsg (net/socket.c:2784)
[   51.825578][  T912]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.825756][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.825968][  T912]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.826153][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.826332][  T912]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.826534][  T912]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.826716][  T912]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.826898][  T912]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.827109][  T912] RIP: 0033:0x7f906c73a08e
[   51.827295][  T912] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.827829][  T912] RSP: 002b:00007fff21251c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.828074][  T912] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f906c73a08e
[   51.828318][  T912] RDX: 0000000000000000 RSI: 00007fff21251d40 RDI: 0000000000000005
[   51.828584][  T912] RBP: 00007fff21251ca0 R08: 0000000000000000 R09: 0000000000000000
[   51.828826][  T912] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   51.829067][  T912] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff21252400
| [   51.833225][  T912] ------------[ cut here ]------------
| [   51.833424][  T912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/912
| [   51.833702][  T912] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.834384][  T912] Tainted: [W]=WARN
[   51.834540][  T912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.834752][  T912] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.834971][  T912] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.835496][  T912] RSP: 0018:ffa000000196efc0 EFLAGS: 00010286
[   51.835744][  T912] RAX: 00000000ffffffa6 RBX: ff110000119e9a80 RCX: 1ff400000032ddbe
[   51.836002][  T912] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119e9b3c
[   51.836248][  T912] RBP: ff1100000cc7c000 R08: 1fe220000233d369 R09: ff11000016b50b58
[   51.836512][  T912] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   51.836756][  T912] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb48750
[   51.837004][  T912] FS:  00007f906c500840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   51.837288][  T912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.837523][  T912] CR2: 000055a85b860d58 CR3: 0000000010351003 CR4: 0000000000771ef0
[   51.837770][  T912] PKRU: 55555554
[   51.837917][  T912] Call Trace:
[   51.838065][  T912]  <TASK>
[   51.838181][  T912]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.838374][  T912]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.838568][  T912]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.838718][  T912]  __dev_change_net_namespace (net/core/dev.c:12695)
[   51.838931][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.839110][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.839293][  T912]  ? default_device_exit_batch (net/core/dev.c:13091)
[   51.839525][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.839706][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.839887][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.840068][  T912]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.840251][  T912]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.840452][  T912]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   51.840638][  T912]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   51.840825][  T912]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.841013][  T912]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.841229][  T912]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.841437][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.841620][  T912]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.841799][  T912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.841981][  T912]  ? __kernel_text_address (kernel/extable.c:79)
[   51.842162][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.842361][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.842550][  T912]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.842733][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.842915][  T912]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.843096][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.843276][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.843481][  T912]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.843665][  T912]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.843849][  T912]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.844032][  T912]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.844218][  T912]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.844422][  T912]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.844608][  T912]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.844792][  T912]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.844976][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.845161][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.845357][  T912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.845547][  T912]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.845730][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.845915][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.846096][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.846279][  T912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.846484][  T912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.846671][  T912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.846853][  T912]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.847033][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.847214][  T912]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.847413][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.847596][  T912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.847775][  T912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.847957][  T912]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.848141][  T912]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.848322][  T912]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.848529][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.848709][  T912]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.848893][  T912]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.849075][  T912]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.849255][  T912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.849459][  T912]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.849646][  T912]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.849827][  T912]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.850009][  T912]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.850189][  T912]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.850382][  T912]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.850603][  T912]  ? move_addr_to_kernel (net/socket.c:258)
[   51.850788][  T912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.850968][  T912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.851150][  T912]  ___sys_sendmsg (net/socket.c:2752)
[   51.851331][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.851562][  T912]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.851756][  T912]  __sys_sendmsg (net/socket.c:2784)
[   51.851938][  T912]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.852118][  T912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.852336][  T912]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.852539][  T912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.852720][  T912]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.852900][  T912]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.853081][  T912]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.853263][  T912]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.853494][  T912] RIP: 0033:0x7f906c73a08e
[   51.853687][  T912] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.854204][  T912] RSP: 002b:00007fff21251c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.854466][  T912] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f906c73a08e
[   51.854713][  T912] RDX: 0000000000000000 RSI: 00007fff21251d40 RDI: 0000000000000005
[   51.854961][  T912] RBP: 00007fff21251ca0 R08: 0000000000000000 R09: 0000000000000000
[   51.855205][  T912] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   51.855463][  T912] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff21252400
| [   51.894260][  T913] ------------[ cut here ]------------
| [   51.894912][  T913] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/913
| [   51.895153][  T913] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.895754][  T913] Tainted: [W]=WARN
[   51.895855][  T913] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.896022][  T913] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.896197][  T913] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.896688][  T913] RSP: 0018:ffa000000196f020 EFLAGS: 00010286
[   51.896856][  T913] RAX: 00000000ffffffa6 RBX: ff1100000c5a3540 RCX: 1ff400000032ddca
[   51.897055][  T913] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a35fc
[   51.897253][  T913] RBP: ff1100000cc7c000 R08: 1fe22000018b46c1 R09: ff11000016b52e58
[   51.897462][  T913] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   51.897667][  T913] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.897868][  T913] FS:  00007f0641134840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   51.898103][  T913] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.898271][  T913] CR2: 0000000009490988 CR3: 0000000009927004 CR4: 0000000000771ef0
[   51.898485][  T913] PKRU: 55555554
[   51.898588][  T913] Call Trace:
[   51.898687][  T913]  <TASK>
[   51.898756][  T913]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.898893][  T913]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.898996][  T913]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.899129][  T913]  __dev_notify_flags (net/core/dev.c:9787)
[   51.899264][  T913]  ? netif_change_name (net/core/dev.c:1495)
[   51.899403][  T913]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.899543][  T913]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.899676][  T913]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.899810][  T913]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.899945][  T913]  netif_change_flags (net/core/dev.c:9820)
[   51.900081][  T913]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.900216][  T913]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.900357][  T913]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.900495][  T913]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.900662][  T913]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.900793][  T913]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.900926][  T913]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.901057][  T913]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.901191][  T913]  ? __kernel_text_address (kernel/extable.c:79)
[   51.901324][  T913]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.901468][  T913]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.901600][  T913]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.901734][  T913]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.901867][  T913]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.902000][  T913]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.902131][  T913]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.902264][  T913]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.902402][  T913]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.902539][  T913]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.902670][  T913]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.902804][  T913]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.902939][  T913]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.903077][  T913]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.903213][  T913]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.903353][  T913]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.903491][  T913]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.903623][  T913]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.903755][  T913]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.903890][  T913]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.904023][  T913]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.904157][  T913]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.904289][  T913]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.904432][  T913]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.904565][  T913]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.904698][  T913]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.904830][  T913]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.904964][  T913]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.905101][  T913]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.905233][  T913]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.905373][  T913]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.905511][  T913]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.905645][  T913]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.905782][  T913]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.905914][  T913]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.906052][  T913]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.906186][  T913]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.906320][  T913]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.906463][  T913]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.906598][  T913]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.906735][  T913]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.906870][  T913]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.907007][  T913]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.907140][  T913]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.907304][  T913]  ? move_addr_to_kernel (net/socket.c:258)
[   51.907451][  T913]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.907584][  T913]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.907717][  T913]  ___sys_sendmsg (net/socket.c:2752)
[   51.907848][  T913]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.908013][  T913]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.908158][  T913]  __sys_sendmsg (net/socket.c:2784)
[   51.908291][  T913]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.908523][  T913]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.908758][  T913]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.908892][  T913]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.909027][  T913]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.909160][  T913]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.909293][  T913]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.909500][  T913]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.909665][  T913] RIP: 0033:0x7f064136e08e
[   51.909807][  T913] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.910278][  T913] RSP: 002b:00007ffc37e60cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.910549][  T913] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f064136e08e
[   51.910749][  T913] RDX: 0000000000000000 RSI: 00007ffc37e60d70 RDI: 0000000000000005
[   51.910949][  T913] RBP: 00007ffc37e60cd0 R08: 0000000000000000 R09: 0000000000000000
[   51.911152][  T913] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   51.911502][  T913] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc37e61440
| [   51.913659][  T383] ------------[ cut here ]------------
| [   51.913807][  T383] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/383
| [   51.914085][  T383] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.914707][  T383] Tainted: [W]=WARN
[   51.914804][  T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.914967][  T383] Workqueue: events_unbound linkwatch_event
[   51.915132][  T383] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.915297][  T383] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.915761][  T383] RSP: 0018:ffa00000007179e0 EFLAGS: 00010286
[   51.915924][  T383] RAX: 00000000ffffffa6 RBX: ff1100000c5a3380 RCX: 1ff40000000e2f02
[   51.916114][  T383] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a343c
[   51.916305][  T383] RBP: ff1100000cc7c000 R08: 1fe22000018b4689 R09: ff1100000f8951a8
[   51.916522][  T383] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   51.916710][  T383] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.916891][  T383] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   51.917180][  T383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.917349][  T383] CR2: 000055a85b89e000 CR3: 000000000b65f002 CR4: 0000000000771ef0
[   51.917600][  T383] PKRU: 55555554
[   51.917703][  T383] Call Trace:
[   51.917801][  T383]  <TASK>
[   51.917869][  T383]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.918002][  T383]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.918128][  T383]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.918226][  T383]  netif_state_change (net/core/dev.c:1605)
[   51.918359][  T383]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   51.918524][  T383]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   51.918650][  T383]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   51.918776][  T383]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.918904][  T383]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   51.919034][  T383]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   51.919159][  T383]  process_one_work (kernel/workqueue.c:3314)
[   51.919285][  T383]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.919419][  T383]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.919551][  T383]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.919676][  T383]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.919798][  T383]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   51.919921][  T383]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.920045][  T383]  kthread (kernel/kthread.c:436)
[   51.920139][  T383]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.920290][  T383]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.920421][  T383]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.920549][  T383]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.920700][  T383]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.920823][  T383]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.920946][  T383]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.922900][  T383] ------------[ cut here ]------------
| [   51.923025][  T383] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/383
| [   51.923258][  T383] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   51.923830][  T383] Tainted: [W]=WARN
[   51.923922][  T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.924075][  T383] Workqueue: events_unbound linkwatch_event
[   51.924231][  T383] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.924426][  T383] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.924897][  T383] RSP: 0018:ffa00000007179e0 EFLAGS: 00010286
[   51.925067][  T383] RAX: 00000000ffffffa6 RBX: ff110000133ca200 RCX: 1ff40000000e2f02
[   51.925265][  T383] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133ca2bc
[   51.925480][  T383] RBP: ff11000012621000 R08: 1fe2200002679459 R09: ff1100000f8951a8
[   51.925676][  T383] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   51.925870][  T383] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.926071][  T383] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   51.926295][  T383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.926455][  T383] CR2: 000055a85b89e000 CR3: 000000000b65f002 CR4: 0000000000771ef0
[   51.926637][  T383] PKRU: 55555554
[   51.926728][  T383] Call Trace:
[   51.926819][  T383]  <TASK>
[   51.926883][  T383]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.927005][  T383]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.927128][  T383]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.927220][  T383]  netif_state_change (net/core/dev.c:1605)
[   51.927341][  T383]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   51.927507][  T383]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   51.927636][  T383]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   51.927758][  T383]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.927881][  T383]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   51.928003][  T383]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   51.928124][  T383]  process_one_work (kernel/workqueue.c:3314)
[   51.928249][  T383]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.928375][  T383]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.928515][  T383]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.928641][  T383]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.928763][  T383]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   51.928887][  T383]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.929011][  T383]  kthread (kernel/kthread.c:436)
[   51.929102][  T383]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.929256][  T383]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.929387][  T383]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.929517][  T383]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.929670][  T383]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.929793][  T383]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.929915][  T383]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.051745][  T916] ------------[ cut here ]------------
| [   52.051927][  T916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/916
| [   52.052172][  T916] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.053108][  T916] Tainted: [W]=WARN
[   52.053211][  T916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.053389][  T916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.053573][  T916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.054059][  T916] RSP: 0018:ffa000000197ee90 EFLAGS: 00010286
[   52.054232][  T916] RAX: 00000000ffffffa6 RBX: ff1100000d7e0040 RCX: 1ff400000032fd98
[   52.054446][  T916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e00fc
[   52.054648][  T916] RBP: ff11000012621000 R08: 1fe2200001afc021 R09: ff1100000e8f8b58
[   52.054851][  T916] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   52.055056][  T916] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   52.055263][  T916] FS:  00007f33263f3840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   52.055515][  T916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.055687][  T916] CR2: 000000002d4fa3b8 CR3: 000000000993c004 CR4: 0000000000771ef0
[   52.055895][  T916] PKRU: 55555554
[   52.055997][  T916] Call Trace:
[   52.056099][  T916]  <TASK>
[   52.056171][  T916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.056311][  T916]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.056458][  T916]  notifier_call_chain (kernel/notifier.c:85)
[   52.056597][  T916]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   52.056733][  T916]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   52.056905][  T916]  veth_xdp_set (drivers/net/veth.c:1638)
[   52.057043][  T916]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   52.057178][  T916]  dev_xdp_install (net/core/dev.c:10348)
[   52.057316][  T916]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   52.057466][  T916]  dev_xdp_attach (net/core/dev.c:10504)
[   52.057604][  T916]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   52.057740][  T916]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   52.057876][  T916]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   52.058017][  T916]  dev_change_xdp_fd (net/core/dev.c:10759)
[   52.058163][  T916]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   52.058378][  T916]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.058590][  T916]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.058787][  T916]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.058923][  T916]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.059081][  T916]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.059285][  T916]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.059492][  T916]  ? __kernel_text_address (kernel/extable.c:79)
[   52.059631][  T916]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.059772][  T916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.059907][  T916]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.060042][  T916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.060177][  T916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.060317][  T916]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.060467][  T916]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.060605][  T916]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.060741][  T916]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.060879][  T916]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.061015][  T916]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.061154][  T916]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.061293][  T916]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.061446][  T916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.061580][  T916]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.061717][  T916]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.061851][  T916]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.061987][  T916]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.062125][  T916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.062259][  T916]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.062404][  T916]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.062545][  T916]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.062681][  T916]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.062816][  T916]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.062952][  T916]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.063089][  T916]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.063224][  T916]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.063371][  T916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.063514][  T916]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.063652][  T916]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.063789][  T916]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.063928][  T916]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.064067][  T916]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.064203][  T916]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.064339][  T916]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.064492][  T916]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.064629][  T916]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.064768][  T916]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.064906][  T916]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.065044][  T916]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.065183][  T916]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.065322][  T916]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.065468][  T916]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.065637][  T916]  ? move_addr_to_kernel (net/socket.c:258)
[   52.065773][  T916]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.065910][  T916]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.066049][  T916]  ___sys_sendmsg (net/socket.c:2752)
[   52.066185][  T916]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.066360][  T916]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.066515][  T916]  __sys_sendmsg (net/socket.c:2784)
[   52.066655][  T916]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.066791][  T916]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.066962][  T916]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.067099][  T916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.067235][  T916]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.067377][  T916]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.067521][  T916]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.067658][  T916]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.067829][  T916] RIP: 0033:0x7f332662d08e
[   52.067973][  T916] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.068469][  T916] RSP: 002b:00007ffd18ab7540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.068678][  T916] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f332662d08e
[   52.068882][  T916] RDX: 0000000000000000 RSI: 00007ffd18ab75f0 RDI: 0000000000000005
[   52.069085][  T916] RBP: 00007ffd18ab7550 R08: 0000000000000000 R09: 0000000000000000
[   52.069290][  T916] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.069508][  T916] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd18ab7cc0
| [   52.075469][  T916] ------------[ cut here ]------------
| [   52.075608][  T916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/916
| [   52.075831][  T916] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.076964][  T916] Tainted: [W]=WARN
[   52.077068][  T916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.077231][  T916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.077470][  T916] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.077987][  T916] RSP: 0018:ffa000000197f0a0 EFLAGS: 00010286
[   52.078152][  T916] RAX: 00000000ffffffa6 RBX: ff1100000d7e0200 RCX: 1ff400000032fdda
[   52.078417][  T916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e02bc
[   52.078610][  T916] RBP: ff1100000cc7c000 R08: 1fe2200001afc059 R09: ff1100000e8f8b58
[   52.078801][  T916] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   52.078993][  T916] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013040e64
[   52.079189][  T916] FS:  00007f33263f3840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   52.079487][  T916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.079650][  T916] CR2: 000000002d4fa3b8 CR3: 000000000993c004 CR4: 0000000000771ef0
[   52.079844][  T916] PKRU: 55555554
[   52.079944][  T916] Call Trace:
[   52.080040][  T916]  <TASK>
[   52.080107][  T916]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.080236][  T916]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.080456][  T916]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.080556][  T916]  netif_state_change (net/core/dev.c:1605)
[   52.080686][  T916]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   52.080847][  T916]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   52.080978][  T916]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   52.081111][  T916]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.081242][  T916]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.081481][  T916]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.081609][  T916]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.081738][  T916]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.081865][  T916]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.081998][  T916]  ? __kernel_text_address (kernel/extable.c:79)
[   52.082126][  T916]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.082258][  T916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.082448][  T916]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.082577][  T916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.082703][  T916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.082831][  T916]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.082962][  T916]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.083095][  T916]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.083223][  T916]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.083412][  T916]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.083542][  T916]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.083672][  T916]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.083803][  T916]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.083932][  T916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.084064][  T916]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.084192][  T916]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.084319][  T916]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.084504][  T916]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.084636][  T916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.084764][  T916]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.084892][  T916]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.085023][  T916]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.085154][  T916]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.085282][  T916]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.085475][  T916]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.085604][  T916]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.085731][  T916]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.085861][  T916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.085989][  T916]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.086124][  T916]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.086252][  T916]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.086442][  T916]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.086574][  T916]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.086703][  T916]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.086833][  T916]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.086965][  T916]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.087097][  T916]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.087227][  T916]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.087417][  T916]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.087548][  T916]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.087679][  T916]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.087810][  T916]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.087939][  T916]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.088099][  T916]  ? move_addr_to_kernel (net/socket.c:258)
[   52.088231][  T916]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.088422][  T916]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.088553][  T916]  ___sys_sendmsg (net/socket.c:2752)
[   52.088684][  T916]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.088848][  T916]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.088989][  T916]  __sys_sendmsg (net/socket.c:2784)
[   52.089120][  T916]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.089251][  T916]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.089473][  T916]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.089605][  T916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.089736][  T916]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.089864][  T916]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.089994][  T916]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.090122][  T916]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.090287][  T916] RIP: 0033:0x7f332662d08e
[   52.090486][  T916] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.090942][  T916] RSP: 002b:00007ffd18ab7540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.091137][  T916] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f332662d08e
[   52.091329][  T916] RDX: 0000000000000000 RSI: 00007ffd18ab75f0 RDI: 0000000000000005
[   52.091588][  T916] RBP: 00007ffd18ab7550 R08: 0000000000000000 R09: 0000000000000000
[   52.091779][  T916] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.091971][  T916] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd18ab7cc0
| [   52.173474][  T919] ------------[ cut here ]------------
| [   52.173693][  T919] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/919
| [   52.173992][  T919] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.175177][  T919] Tainted: [W]=WARN
[   52.175330][  T919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.175625][  T919] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.175858][  T919] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.176423][  T919] RSP: 0018:ffa000000197efd0 EFLAGS: 00010286
[   52.176661][  T919] RAX: 00000000ffffffa6 RBX: ff110000093823c0 RCX: 1ff400000032fdc0
[   52.176917][  T919] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000938247c
[   52.177179][  T919] RBP: ff1100000e9da000 R08: 1fe2200001270491 R09: ff110000133d0b80
[   52.177457][  T919] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   52.177713][  T919] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e9dae44
[   52.177972][  T919] FS:  00007f3d0c0ce840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   52.178270][  T919] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.178513][  T919] CR2: 0000000000437490 CR3: 0000000009656005 CR4: 0000000000771ef0
[   52.178770][  T919] PKRU: 55555554
[   52.178922][  T919] Call Trace:
[   52.179077][  T919]  <TASK>
[   52.179199][  T919]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.179398][  T919]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   52.179606][  T919]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.179761][  T919]  ? 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))
[   52.179951][  T919]  __dev_notify_flags (net/core/dev.c:9787)
[   52.180142][  T919]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.180332][  T919]  ? netif_change_name (net/core/dev.c:1495)
[   52.180546][  T919]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.180743][  T919]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.180936][  T919] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   52.181130][  T919]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.181323][  T919] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.181537][  T919]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.181729][  T919]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.181918][  T919]  ? nla_strscpy (lib/nlattr.c:795)
[   52.182109][  T919]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.182303][  T919]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.182512][  T919]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.182703][  T919]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.182901][  T919]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.183097][  T919]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.183287][  T919]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.183496][  T919]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.183690][  T919]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.183878][  T919]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.184066][  T919]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.184259][  T919]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.184467][  T919]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.184659][  T919]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.184848][  T919]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.185038][  T919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.185229][  T919]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.185447][  T919]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.185660][  T919]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.185852][  T919]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.186040][  T919]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.186231][  T919]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.186519][  T919]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.186726][  T919]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.186924][  T919]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.187115][  T919]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.187388][  T919]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.187605][  T919]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.187795][  T919]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.187985][  T919]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.188182][  T919]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.188468][  T919]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.188726][  T919]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.188975][  T919]  ? move_addr_to_kernel (net/socket.c:258)
[   52.189240][  T919]  ___sys_sendmsg (net/socket.c:2752)
[   52.189459][  T919]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.189665][  T919]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.189915][  T919]  ? 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))
[   52.190146][  T919]  __sys_sendmsg (net/socket.c:2784)
[   52.190431][  T919]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.190700][  T919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.190965][  T919]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.191237][  T919]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.191523][  T919]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.191716][  T919]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.191978][  T919]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.192292][  T919] RIP: 0033:0x7f3d0c30808e
[   52.192575][  T919] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.193245][  T919] RSP: 002b:00007ffdc329d2c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.193590][  T919] RAX: ffffffffffffffda RBX: 00007ffdc329da70 RCX: 00007f3d0c30808e
[   52.193956][  T919] RDX: 0000000000000000 RSI: 00007ffdc329d370 RDI: 0000000000000005
[   52.194327][  T919] RBP: 00007ffdc329d2d0 R08: 0000000000000000 R09: 0000000000000000
[   52.194712][  T919] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.194975][  T919] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc329da40
| [   52.231115][  T920] ------------[ cut here ]------------
| [   52.231273][  T920] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/920
| [   52.232058][  T920] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.232648][  T920] Tainted: [W]=WARN
[   52.232750][  T920] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.232915][  T920] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.233088][  T920] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.233565][  T920] RSP: 0018:ffa000000129f020 EFLAGS: 00010286
[   52.233734][  T920] RAX: 00000000ffffffa6 RBX: ff11000011979700 RCX: 1ff4000000253dca
[   52.233932][  T920] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119797bc
[   52.234129][  T920] RBP: ff1100000e9da000 R08: 1fe220000232f2f9 R09: ff1100000f8bd158
[   52.234324][  T920] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   52.234536][  T920] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.234733][  T920] FS:  00007f793ce60840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   52.234963][  T920] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.235127][  T920] CR2: 00007f793d1301a0 CR3: 0000000014b8a002 CR4: 0000000000771ef0
[   52.235327][  T920] PKRU: 55555554
[   52.235437][  T920] Call Trace:
[   52.235535][  T920]  <TASK>
[   52.235603][  T920]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.235735][  T920]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.235837][  T920]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.235967][  T920]  __dev_notify_flags (net/core/dev.c:9787)
[   52.236101][  T920]  ? netif_change_name (net/core/dev.c:1495)
[   52.236234][  T920]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.236374][  T920]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.236512][  T920]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.236647][  T920]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   52.236780][  T920]  netif_change_flags (net/core/dev.c:9820)
[   52.236913][  T920]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.237045][  T920]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.237181][  T920]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.237312][  T920]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.237486][  T920]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.237617][  T920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.237747][  T920]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.237876][  T920]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.238010][  T920]  ? __kernel_text_address (kernel/extable.c:79)
[   52.238144][  T920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.238277][  T920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.238417][  T920]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.238550][  T920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.238685][  T920]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.238820][  T920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.238955][  T920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.239087][  T920]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.239224][  T920]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.239360][  T920]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.239498][  T920]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.239630][  T920]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.239764][  T920]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.239899][  T920]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.240033][  T920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.240165][  T920]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.240296][  T920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.240437][  T920]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.240568][  T920]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.240702][  T920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.240833][  T920]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.240964][  T920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.241096][  T920]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.241231][  T920]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.241441][  T920]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.241633][  T920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.241769][  T920]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.241904][  T920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.242042][  T920]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.242180][  T920]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.242317][  T920]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.242525][  T920]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.242665][  T920]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.242807][  T920]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.242937][  T920]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.243071][  T920]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.243201][  T920]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.243333][  T920]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.243553][  T920]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.243684][  T920]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.243815][  T920]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.243950][  T920]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.244081][  T920]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.244213][  T920]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.244548][  T920]  ? move_addr_to_kernel (net/socket.c:258)
[   52.244684][  T920]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.244816][  T920]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.244948][  T920]  ___sys_sendmsg (net/socket.c:2752)
[   52.245079][  T920]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.245243][  T920]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.245449][  T920]  __sys_sendmsg (net/socket.c:2784)
[   52.245580][  T920]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.245710][  T920]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.245876][  T920]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.246051][  T920]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.246245][  T920]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.246458][  T920]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.246656][  T920]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.246866][  T920]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.247112][  T920] RIP: 0033:0x7f793d09a08e
[   52.247316][  T920] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.247797][  T920] RSP: 002b:00007ffd7d94b7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.247994][  T920] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f793d09a08e
[   52.248193][  T920] RDX: 0000000000000000 RSI: 00007ffd7d94b8a0 RDI: 0000000000000005
[   52.248392][  T920] RBP: 00007ffd7d94b800 R08: 0000000000000000 R09: 0000000000000000
[   52.248595][  T920] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.248788][  T920] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7d94bf70
| [   52.337335][  T923] ------------[ cut here ]------------
| [   52.337513][  T923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/923
| [   52.337761][  T923] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.338384][  T923] Tainted: [W]=WARN
[   52.338493][  T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.338670][  T923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.338854][  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
[   52.339359][  T923] RSP: 0018:ffa00000019befd0 EFLAGS: 00010286
[   52.339543][  T923] RAX: 00000000ffffffa6 RBX: ff11000017693000 RCX: 1ff4000000337dc0
[   52.339753][  T923] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176930bc
[   52.339965][  T923] RBP: ff1100001771a000 R08: 1fe2200002ed2619 R09: ff1100001729d180
[   52.340176][  T923] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.340390][  T923] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001771ae44
[   52.340612][  T923] FS:  00007f7382ba0840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   52.340861][  T923] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.341040][  T923] CR2: 00007f7382d99460 CR3: 000000000c817004 CR4: 0000000000771ef0
[   52.341251][  T923] PKRU: 55555554
[   52.341361][  T923] Call Trace:
[   52.341472][  T923]  <TASK>
[   52.341545][  T923]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.341689][  T923]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   52.341834][  T923]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.341942][  T923]  ? 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))
[   52.342085][  T923]  __dev_notify_flags (net/core/dev.c:9787)
[   52.342225][  T923]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.342372][  T923]  ? netif_change_name (net/core/dev.c:1495)
[   52.342522][  T923]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.342665][  T923]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.342807][  T923] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   52.342952][  T923]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.343097][  T923] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.343240][  T923]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.343392][  T923]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.343539][  T923]  ? nla_strscpy (lib/nlattr.c:795)
[   52.343682][  T923]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.343825][  T923]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.343965][  T923]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.344106][  T923]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.344254][  T923]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.344487][  T923]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.344633][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.344773][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.344914][  T923]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.345058][  T923]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.345197][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.345410][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.345712][  T923]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.345856][  T923]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.345996][  T923]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.346138][  T923]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.346279][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.346499][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.346639][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.346781][  T923]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.346921][  T923]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.347063][  T923]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.347207][  T923]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.347425][  T923]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.347568][  T923]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.347709][  T923]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.347853][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.347995][  T923]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.348137][  T923]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.348281][  T923]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.348434][  T923]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.348576][  T923]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.348717][  T923]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.348891][  T923]  ? move_addr_to_kernel (net/socket.c:258)
[   52.349038][  T923]  ___sys_sendmsg (net/socket.c:2752)
[   52.349179][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.349321][  T923]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.349515][  T923]  ? 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))
[   52.349659][  T923]  __sys_sendmsg (net/socket.c:2784)
[   52.349801][  T923]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.349946][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.350087][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.350230][  T923]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.350378][  T923]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.350524][  T923]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.350665][  T923]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.350841][  T923] RIP: 0033:0x7f7382dda08e
[   52.350990][  T923] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.351500][  T923] RSP: 002b:00007ffe548e9b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.351714][  T923] RAX: ffffffffffffffda RBX: 00007ffe548ea2e0 RCX: 00007f7382dda08e
[   52.351925][  T923] RDX: 0000000000000000 RSI: 00007ffe548e9be0 RDI: 0000000000000005
[   52.352136][  T923] RBP: 00007ffe548e9b40 R08: 0000000000000000 R09: 0000000000000000
[   52.352352][  T923] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.352570][  T923] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe548ea2b0
| [   52.377639][  T924] ------------[ cut here ]------------
| [   52.377839][  T924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/924
| [   52.378112][  T924] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.378787][  T924] Tainted: [W]=WARN
[   52.378935][  T924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.379145][  T924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.379376][  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
[   52.379900][  T924] RSP: 0018:ffa00000019cf020 EFLAGS: 00010286
[   52.380111][  T924] RAX: 00000000ffffffa6 RBX: ff11000016bdae40 RCX: 1ff4000000339dca
[   52.380364][  T924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bdaefc
[   52.380611][  T924] RBP: ff1100001771a000 R08: 1fe2200002d7b5e1 R09: ff1100000f915158
[   52.380851][  T924] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   52.381093][  T924] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.381335][  T924] FS:  00007f0bdcd41840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   52.381628][  T924] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.381839][  T924] CR2: 00007f0bdd0111a0 CR3: 0000000009836001 CR4: 0000000000771ef0
[   52.382086][  T924] PKRU: 55555554
[   52.382230][  T924] Call Trace:
[   52.382386][  T924]  <TASK>
[   52.382513][  T924]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.382694][  T924]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.382842][  T924]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.383019][  T924]  __dev_notify_flags (net/core/dev.c:9787)
[   52.383200][  T924]  ? netif_change_name (net/core/dev.c:1495)
[   52.383391][  T924]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.383581][  T924]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.383760][  T924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.383940][  T924]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   52.384122][  T924]  netif_change_flags (net/core/dev.c:9820)
[   52.384302][  T924]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.384499][  T924]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.384687][  T924]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.384867][  T924]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.385078][  T924]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.385256][  T924]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.385455][  T924]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.385636][  T924]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.385817][  T924]  ? __kernel_text_address (kernel/extable.c:79)
[   52.385999][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.386179][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.386369][  T924]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.386558][  T924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.386735][  T924]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.386911][  T924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.387089][  T924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.387271][  T924]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.387466][  T924]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.387644][  T924]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.387824][  T924]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.388005][  T924]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.388185][  T924]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.388378][  T924]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.388570][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.388750][  T924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.388928][  T924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.389104][  T924]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.389281][  T924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.389485][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.389663][  T924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.389841][  T924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.390019][  T924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.390200][  T924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.390392][  T924]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.390594][  T924]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.390771][  T924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.390948][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.391128][  T924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.391303][  T924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.391515][  T924]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.391693][  T924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.391873][  T924]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.392055][  T924]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.392231][  T924]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.392433][  T924]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.392615][  T924]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.392793][  T924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.392974][  T924]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.393155][  T924]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.393334][  T924]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.393541][  T924]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.393723][  T924]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.393917][  T924]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.394125][  T924]  ? move_addr_to_kernel (net/socket.c:258)
[   52.394307][  T924]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.394505][  T924]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.394688][  T924]  ___sys_sendmsg (net/socket.c:2752)
[   52.394866][  T924]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.395076][  T924]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.395265][  T924]  __sys_sendmsg (net/socket.c:2784)
[   52.395465][  T924]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.395645][  T924]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.395856][  T924]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.396035][  T924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.396215][  T924]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.396406][  T924]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.396592][  T924]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.396773][  T924]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.397061][  T924] RIP: 0033:0x7f0bdcf7b08e
[   52.397262][  T924] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.397789][  T924] RSP: 002b:00007ffd313f9990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.398034][  T924] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0bdcf7b08e
[   52.398278][  T924] RDX: 0000000000000000 RSI: 00007ffd313f9a40 RDI: 0000000000000005
[   52.398541][  T924] RBP: 00007ffd313f99a0 R08: 0000000000000000 R09: 0000000000000000
[   52.398784][  T924] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.399026][  T924] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd313fa110
| [   52.491783][  T927] ------------[ cut here ]------------
| [   52.491997][  T927] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/927
| [   52.492293][  T927] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.493023][  T927] Tainted: [W]=WARN
[   52.493177][  T927] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.493422][  T927] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.493657][  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
[   52.494200][  T927] RSP: 0018:ffa00000019fefd0 EFLAGS: 00010286
[   52.494446][  T927] RAX: 00000000ffffffa6 RBX: ff1100000619bc40 RCX: 1ff400000033fdc0
[   52.494706][  T927] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000619bcfc
[   52.494965][  T927] RBP: ff1100000fb42000 R08: 1fe2200000c337a1 R09: ff1100000f4dd180
[   52.495223][  T927] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   52.495500][  T927] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fb42e44
[   52.495762][  T927] FS:  00007fb372a84840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   52.496057][  T927] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.496281][  T927] CR2: 00007fb372c7d460 CR3: 000000000ff3f004 CR4: 0000000000771ef0
[   52.496563][  T927] PKRU: 55555554
[   52.496718][  T927] Call Trace:
[   52.496872][  T927]  <TASK>
[   52.496995][  T927]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.497187][  T927]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   52.497393][  T927]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.497559][  T927]  ? 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))
[   52.497749][  T927]  __dev_notify_flags (net/core/dev.c:9787)
[   52.497939][  T927]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.498129][  T927]  ? netif_change_name (net/core/dev.c:1495)
[   52.498320][  T927]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.498536][  T927]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.498732][  T927] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   52.498928][  T927]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.499123][  T927] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.499317][  T927]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.499536][  T927]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.499730][  T927]  ? nla_strscpy (lib/nlattr.c:795)
[   52.499921][  T927]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.500113][  T927]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.500302][  T927]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.500528][  T927]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.500727][  T927]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.500924][  T927]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.501117][  T927]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.501306][  T927]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.501518][  T927]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.501712][  T927]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.501903][  T927]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.502099][  T927]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.502293][  T927]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.502502][  T927]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.502692][  T927]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.502880][  T927]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.503069][  T927]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.503259][  T927]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.503466][  T927]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.503656][  T927]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.503846][  T927]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.504039][  T927]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.504233][  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))
[   52.504439][  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))
[   52.504633][  T927]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.504824][  T927]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.505015][  T927]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.505208][  T927]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.505422][  T927]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.505615][  T927]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.505808][  T927]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.506002][  T927]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.506190][  T927]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.506434][  T927]  ? move_addr_to_kernel (net/socket.c:258)
[   52.506634][  T927]  ___sys_sendmsg (net/socket.c:2752)
[   52.506822][  T927]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.507014][  T927]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.507212][  T927]  ? 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))
[   52.507423][  T927]  __sys_sendmsg (net/socket.c:2784)
[   52.507614][  T927]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.507806][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.507998][  T927]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.508192][  T927]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.508395][  T927]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.508595][  T927]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.508792][  T927]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.509023][  T927] RIP: 0033:0x7fb372cbe08e
[   52.509225][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.509803][  T927] RSP: 002b:00007fff6ba31750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.510066][  T927] RAX: ffffffffffffffda RBX: 00007fff6ba31f00 RCX: 00007fb372cbe08e
[   52.510326][  T927] RDX: 0000000000000000 RSI: 00007fff6ba31800 RDI: 0000000000000005
[   52.510673][  T927] RBP: 00007fff6ba31760 R08: 0000000000000000 R09: 0000000000000000
[   52.511035][  T927] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.511422][  T927] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6ba31ed0
| [   52.547395][  T928] ------------[ cut here ]------------
| [   52.547554][  T928] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/928
| [   52.547787][  T928] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.548439][  T928] Tainted: [W]=WARN
[   52.548540][  T928] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.548704][  T928] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.548878][  T928] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.549377][  T928] RSP: 0018:ffa0000001a0f020 EFLAGS: 00010286
[   52.549634][  T928] RAX: 00000000ffffffa6 RBX: ff1100000c87ec80 RCX: 1ff4000000341dca
[   52.549926][  T928] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c87ed3c
[   52.550217][  T928] RBP: ff1100000fb42000 R08: 1fe220000190fda9 R09: ff1100000f4d8b58
[   52.550456][  T928] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   52.550651][  T928] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.550851][  T928] FS:  00007f8d92324840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   52.551081][  T928] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.551245][  T928] CR2: 0000000035d4c988 CR3: 000000000eb7b001 CR4: 0000000000771ef0
[   52.551469][  T928] PKRU: 55555554
[   52.551568][  T928] Call Trace:
[   52.551666][  T928]  <TASK>
[   52.551740][  T928]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.551875][  T928]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.551975][  T928]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.552106][  T928]  __dev_notify_flags (net/core/dev.c:9787)
[   52.552238][  T928]  ? netif_change_name (net/core/dev.c:1495)
[   52.552375][  T928]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.552516][  T928]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.552646][  T928]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.552777][  T928]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   52.552911][  T928]  netif_change_flags (net/core/dev.c:9820)
[   52.553064][  T928]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.553259][  T928]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.553479][  T928]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.553681][  T928]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.553915][  T928]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.554049][  T928]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.554180][  T928]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.554310][  T928]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.554459][  T928]  ? __kernel_text_address (kernel/extable.c:79)
[   52.554595][  T928]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.554727][  T928]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.554858][  T928]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.554990][  T928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.555121][  T928]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.555252][  T928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.555388][  T928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.555527][  T928]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.555660][  T928]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.555793][  T928]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.555923][  T928]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.556055][  T928]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.556189][  T928]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.556325][  T928]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.556472][  T928]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.556606][  T928]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.556739][  T928]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.556871][  T928]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.557001][  T928]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.557135][  T928]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.557267][  T928]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.557406][  T928]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.557545][  T928]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.557679][  T928]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.557811][  T928]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.557943][  T928]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.558076][  T928]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.558208][  T928]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.558347][  T928]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.558484][  T928]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.558619][  T928]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.558751][  T928]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.558883][  T928]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.559017][  T928]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.559149][  T928]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.559282][  T928]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.559504][  T928]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.559637][  T928]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.559770][  T928]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.559903][  T928]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.560036][  T928]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.560168][  T928]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.560301][  T928]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.560513][  T928]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.560677][  T928]  ? move_addr_to_kernel (net/socket.c:258)
[   52.560812][  T928]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.560943][  T928]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.561077][  T928]  ___sys_sendmsg (net/socket.c:2752)
[   52.561207][  T928]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.561589][  T928]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.561734][  T928]  __sys_sendmsg (net/socket.c:2784)
[   52.561866][  T928]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.561999][  T928]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.562165][  T928]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.562297][  T928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.562523][  T928]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.562654][  T928]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.562786][  T928]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.562917][  T928]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.563081][  T928] RIP: 0033:0x7f8d9255e08e
[   52.563221][  T928] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.563723][  T928] RSP: 002b:00007ffd1944e820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.563923][  T928] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8d9255e08e
[   52.564121][  T928] RDX: 0000000000000000 RSI: 00007ffd1944e8d0 RDI: 0000000000000005
[   52.564317][  T928] RBP: 00007ffd1944e830 R08: 0000000000000000 R09: 0000000000000000
[   52.564526][  T928] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.564724][  T928] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1944efa0
| [   52.650920][  T931] ------------[ cut here ]------------
| [   52.651137][  T931] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/931
| [   52.651458][  T931] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.652177][  T931] Tainted: [W]=WARN
[   52.652330][  T931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.652570][  T931] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.652802][  T931] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.653360][  T931] RSP: 0018:ffa0000001a2efd0 EFLAGS: 00010286
[   52.653598][  T931] RAX: 00000000ffffffa6 RBX: ff110000119e8740 RCX: 1ff4000000345dc0
[   52.653853][  T931] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119e87fc
[   52.654111][  T931] RBP: ff1100000fe3a000 R08: 1fe220000233d101 R09: ff1100000f90d180
[   52.654521][  T931] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   52.654867][  T931] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fe3ae44
[   52.655223][  T931] FS:  00007fd80f8cb840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   52.655637][  T931] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.655945][  T931] CR2: 00007fd80fba5cb0 CR3: 0000000016b20005 CR4: 0000000000771ef0
[   52.656289][  T931] PKRU: 55555554
[   52.656568][  T931] Call Trace:
[   52.656818][  T931]  <TASK>
[   52.657017][  T931]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.657284][  T931]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   52.657572][  T931]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.657784][  T931]  ? 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))
[   52.658033][  T931]  __dev_notify_flags (net/core/dev.c:9787)
[   52.658232][  T931]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.658439][  T931]  ? netif_change_name (net/core/dev.c:1495)
[   52.658631][  T931]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.658828][  T931]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.659020][  T931] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   52.659214][  T931]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.659428][  T931] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.659622][  T931]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.659816][  T931]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.660008][  T931]  ? nla_strscpy (lib/nlattr.c:795)
[   52.660199][  T931]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.660400][  T931]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.660596][  T931]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.660787][  T931]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.660984][  T931]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.661178][  T931]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.661381][  T931]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.661581][  T931]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.661770][  T931]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.661958][  T931]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.662148][  T931]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.662358][  T931]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.662557][  T931]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.662747][  T931]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.662938][  T931]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.663129][  T931]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.663317][  T931]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.663534][  T931]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.663724][  T931]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.663917][  T931]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.664108][  T931]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.664299][  T931]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.664512][  T931]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.664707][  T931]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.664900][  T931]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.665092][  T931]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.665291][  T931]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.665503][  T931]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.665694][  T931]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.665884][  T931]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.666081][  T931]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.666273][  T931]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.666484][  T931]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.666708][  T931]  ? move_addr_to_kernel (net/socket.c:258)
[   52.666901][  T931]  ___sys_sendmsg (net/socket.c:2752)
[   52.667088][  T931]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.667278][  T931]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.667500][  T931]  ? 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))
[   52.667694][  T931]  __sys_sendmsg (net/socket.c:2784)
[   52.667885][  T931]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.668078][  T931]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.668267][  T931]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.668477][  T931]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.668670][  T931]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.668861][  T931]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.669054][  T931]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.669277][  T931] RIP: 0033:0x7fd80fb0508e
[   52.669495][  T931] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.670041][  T931] RSP: 002b:00007ffdd6116030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.670303][  T931] RAX: ffffffffffffffda RBX: 00007ffdd61167e0 RCX: 00007fd80fb0508e
[   52.670579][  T931] RDX: 0000000000000000 RSI: 00007ffdd61160e0 RDI: 0000000000000005
[   52.670838][  T931] RBP: 00007ffdd6116040 R08: 0000000000000000 R09: 0000000000000000
[   52.671095][  T931] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.671367][  T931] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd61167b0
| [   52.696751][  T932] ------------[ cut here ]------------
| [   52.696904][  T932] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/932
| [   52.697134][  T932] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.697735][  T932] Tainted: [W]=WARN
[   52.697834][  T932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.697998][  T932] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.698172][  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
[   52.698647][  T932] RSP: 0018:ffa000000199f020 EFLAGS: 00010286
[   52.698811][  T932] RAX: 00000000ffffffa6 RBX: ff11000016bfd540 RCX: 1ff4000000333dca
[   52.699016][  T932] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bfd5fc
[   52.699210][  T932] RBP: ff1100000fe3a000 R08: 1fe2200002d7fac1 R09: ff1100000f908b58
[   52.699415][  T932] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   52.699609][  T932] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.699808][  T932] FS:  00007fb232db9840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   52.700040][  T932] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.700203][  T932] CR2: 0000000022545988 CR3: 0000000015cef003 CR4: 0000000000771ef0
[   52.700406][  T932] PKRU: 55555554
[   52.700511][  T932] Call Trace:
[   52.700609][  T932]  <TASK>
[   52.700677][  T932]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.700814][  T932]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.700913][  T932]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.701044][  T932]  __dev_notify_flags (net/core/dev.c:9787)
[   52.701176][  T932]  ? netif_change_name (net/core/dev.c:1495)
[   52.701306][  T932]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.701451][  T932]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.701584][  T932]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.701717][  T932]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   52.701850][  T932]  netif_change_flags (net/core/dev.c:9820)
[   52.701982][  T932]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.702115][  T932]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.702248][  T932]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.702385][  T932]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.702557][  T932]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.702687][  T932]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.702818][  T932]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.702952][  T932]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.703084][  T932]  ? __kernel_text_address (kernel/extable.c:79)
[   52.703215][  T932]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.703353][  T932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.703490][  T932]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.703622][  T932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.703752][  T932]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.703884][  T932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.704017][  T932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.704147][  T932]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.704281][  T932]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.704492][  T932]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.704625][  T932]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.704756][  T932]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.704889][  T932]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.705023][  T932]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.705158][  T932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.705287][  T932]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.705514][  T932]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.705645][  T932]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.705775][  T932]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.705907][  T932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.706038][  T932]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.706168][  T932]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.706298][  T932]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.706491][  T932]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.706622][  T932]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.706753][  T932]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.706884][  T932]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.707015][  T932]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.707147][  T932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.707276][  T932]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.707477][  T932]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.707608][  T932]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.707740][  T932]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.707875][  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))
[   52.708007][  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))
[   52.708138][  T932]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.708270][  T932]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.708484][  T932]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.708615][  T932]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.708746][  T932]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.708878][  T932]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.709012][  T932]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.709142][  T932]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.709272][  T932]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.709540][  T932]  ? move_addr_to_kernel (net/socket.c:258)
[   52.709671][  T932]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.709803][  T932]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.709935][  T932]  ___sys_sendmsg (net/socket.c:2752)
[   52.710066][  T932]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.710227][  T932]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.710385][  T932]  __sys_sendmsg (net/socket.c:2784)
[   52.710517][  T932]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.710647][  T932]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.710813][  T932]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.710944][  T932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.711077][  T932]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.711207][  T932]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.711337][  T932]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.711481][  T932]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.711645][  T932] RIP: 0033:0x7fb232ff308e
[   52.711782][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.712250][  T932] RSP: 002b:00007fff4a8bfbf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.712457][  T932] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb232ff308e
[   52.712652][  T932] RDX: 0000000000000000 RSI: 00007fff4a8bfca0 RDI: 0000000000000005
[   52.712848][  T932] RBP: 00007fff4a8bfc00 R08: 0000000000000000 R09: 0000000000000000
[   52.713042][  T932] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e489
[   52.713237][  T932] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4a8c0370
| [   52.962933][  T943] ------------[ cut here ]------------
| [   52.963114][  T943] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/943
| [   52.963623][  T943] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   52.964204][  T943] Tainted: [W]=WARN
[   52.964305][  T943] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.964486][  T943] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.964660][  T943] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.965134][  T943] RSP: 0018:ffa0000001a5f4e8 EFLAGS: 00010286
[   52.965299][  T943] RAX: 00000000ffffffa6 RBX: ff1100000caec740 RCX: 1ff400000034be63
[   52.965512][  T943] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caec7fc
[   52.965712][  T943] RBP: ff1100000cc7c000 R08: 1fe220000195d901 R09: ff1100001736d180
[   52.965908][  T943] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   52.966106][  T943] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   52.966305][  T943] FS:  00007f8721dfb100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   52.966561][  T943] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.966734][  T943] CR2: 00000000004d6034 CR3: 00000000131b0006 CR4: 0000000000771ef0
[   52.966940][  T943] PKRU: 55555554
[   52.967043][  T943] Call Trace:
[   52.967143][  T943]  <TASK>
[   52.967214][  T943]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.967355][  T943]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.967495][  T943]  notifier_call_chain (kernel/notifier.c:85)
[   52.967632][  T943]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   52.967765][  T943]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   52.967898][  T943]  ethnl_set_features (net/ethtool/features.c:288)
[   52.968034][  T943]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.968173][  T943]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   52.968309][  T943]  ? __nla_validate_parse (lib/nlattr.c:635)
[   52.968455][  T943]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   52.968622][  T943]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   52.968755][  T943]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   52.968923][  T943]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.969055][  T943]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   52.969191][  T943]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.969330][  T943]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   52.969481][  T943]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   52.969648][  T943]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.969820][  T943]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   52.969960][  T943]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.970118][  T943]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   52.970257][  T943]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.970401][  T943]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   52.970547][  T943]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.970687][  T943]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.970824][  T943]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.970965][  T943]  genl_rcv (net/netlink/genetlink.c:1218)
[   52.971067][  T943]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.971201][  T943]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.971338][  T943]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.971490][  T943]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.971627][  T943]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.971761][  T943]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.971894][  T943]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.972031][  T943]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   52.972166][  T943]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   52.972311][  T943]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   52.972458][  T943]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.972625][  T943]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   52.972758][  T943]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   52.972892][  T943]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.973026][  T943]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.973157][  T943]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.973290][  T943]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.973467][  T943] RIP: 0033:0x7f8721e6c08e
[   52.973607][  T943] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.974081][  T943] RSP: 002b:00007fff2e2cecd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   52.974280][  T943] RAX: ffffffffffffffda RBX: 000000002e36b010 RCX: 00007f8721e6c08e
[   52.974489][  T943] RDX: 0000000000000048 RSI: 000000002e36b120 RDI: 0000000000000005
[   52.974685][  T943] RBP: 00007fff2e2cece0 R08: 00007f8721ffa980 R09: 000000000000000c
[   52.974883][  T943] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002e36b0b0
[   52.975082][  T943] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.014111][  T944] ------------[ cut here ]------------
| [   53.014272][  T944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/944
| [   53.014553][  T944] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.015140][  T944] Tainted: [W]=WARN
[   53.015241][  T944] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.015419][  T944] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.015595][  T944] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.016070][  T944] RSP: 0018:ffa0000001a6f4e8 EFLAGS: 00010286
[   53.016238][  T944] RAX: 00000000ffffffa6 RBX: ff1100000e3e1000 RCX: 1ff400000034de63
[   53.016450][  T944] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e3e10bc
[   53.016649][  T944] RBP: ff1100000cc7c000 R08: 1fe2200001c7c219 R09: ff1100001736ae80
[   53.016849][  T944] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.017048][  T944] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   53.017249][  T944] FS:  00007f61554fc100(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.017493][  T944] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.017663][  T944] CR2: 00000000004d6034 CR3: 0000000011b60004 CR4: 0000000000771ef0
[   53.017863][  T944] PKRU: 55555554
[   53.017963][  T944] Call Trace:
[   53.018063][  T944]  <TASK>
[   53.018133][  T944]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.018270][  T944]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.018422][  T944]  notifier_call_chain (kernel/notifier.c:85)
[   53.018560][  T944]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   53.018698][  T944]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   53.018835][  T944]  ethnl_set_features (net/ethtool/features.c:288)
[   53.018971][  T944]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.019108][  T944]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.019244][  T944]  ? __nla_validate_parse (lib/nlattr.c:635)
[   53.019385][  T944]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.019558][  T944]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   53.019694][  T944]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.019864][  T944]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.019998][  T944]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.020131][  T944]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.020267][  T944]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.020408][  T944]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.020585][  T944]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.020752][  T944]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.020887][  T944]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.021026][  T944]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.021161][  T944]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.021297][  T944]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.021448][  T944]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.021588][  T944]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   53.021721][  T944]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   53.021857][  T944]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.021958][  T944]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.022094][  T944]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.022228][  T944]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.022369][  T944]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.022513][  T944]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.022652][  T944]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.022788][  T944]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.022922][  T944]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   53.023059][  T944]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   53.023205][  T944]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   53.023340][  T944]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.023521][  T944]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.023657][  T944]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.023791][  T944]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.023925][  T944]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.024060][  T944]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.024193][  T944]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.024366][  T944] RIP: 0033:0x7f615556d08e
[   53.024515][  T944] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.025001][  T944] RSP: 002b:00007ffc628d4500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   53.025203][  T944] RAX: ffffffffffffffda RBX: 000000002ff49010 RCX: 00007f615556d08e
[   53.025414][  T944] RDX: 0000000000000058 RSI: 000000002ff49120 RDI: 0000000000000005
[   53.025616][  T944] RBP: 00007ffc628d4510 R08: 00007f61556fb980 R09: 000000000000000c
[   53.025815][  T944] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002ff490b0
[   53.026015][  T944] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.567303][   T67] ------------[ cut here ]------------
| [   53.567541][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   53.567851][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.568525][   T67] Tainted: [W]=WARN
[   53.568665][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.568867][   T67] Workqueue: netns cleanup_net
[   53.569055][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.569262][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.569761][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   53.569964][   T67] RAX: 00000000ffffffa6 RBX: ff11000012e22900 RCX: 1ff4000000090ec7
[   53.570199][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e229bc
[   53.570447][   T67] RBP: ff1100000fb42000 R08: 1fe22000025c4539 R09: ff110000090f8bd0
[   53.570675][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.570902][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e9da000
[   53.571149][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   53.571427][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.571630][   T67] CR2: 0000561705c5dd5c CR3: 0000000004b59006 CR4: 0000000000771ef0
[   53.571862][   T67] PKRU: 55555554
[   53.572001][   T67] Call Trace:
[   53.572140][   T67]  <TASK>
[   53.572251][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.572445][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.572589][   T67]  netif_close_many (net/core/dev.c:1804)
[   53.572789][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   53.572961][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.573163][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.573375][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.573553][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.573750][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.573922][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.574096][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.574265][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.574455][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.574626][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.574797][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.574970][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.575138][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.575311][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.575509][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.575682][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.575855][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.576022][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.576196][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.576382][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.576590][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.576764][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.576940][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.577109][   T67]  kthread (kernel/kthread.c:436)
[   53.577249][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.577469][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.577639][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.577810][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.578011][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.578182][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.578363][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.580948][   T67] ------------[ cut here ]------------
| [   53.581119][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   53.581730][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.582398][   T67] Tainted: [W]=WARN
[   53.582549][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.582748][   T67] Workqueue: netns cleanup_net
[   53.582924][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.583131][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.583638][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   53.583839][   T67] RAX: 00000000ffffffa6 RBX: ff11000008d2d540 RCX: 1ff4000000090ec7
[   53.584097][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008d2d5fc
[   53.584333][   T67] RBP: ff1100000e9da000 R08: 1fe22000011a5ac1 R09: ff110000090f8bd0
[   53.584587][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.584816][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   53.585077][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   53.585338][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.585563][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   53.585794][   T67] PKRU: 55555554
[   53.585933][   T67] Call Trace:
[   53.586073][   T67]  <TASK>
[   53.586183][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.586368][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.586547][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.586692][   T67]  netif_close_many (net/core/dev.c:1804)
[   53.586865][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   53.587039][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.587240][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.587461][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.587636][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.587835][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.588008][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.588178][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.588360][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.588538][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.588709][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.588879][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.589051][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.589217][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.589401][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.589579][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.589744][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.589914][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.590082][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.590253][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.590445][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.590615][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.590790][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.590965][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.591134][   T67]  kthread (kernel/kthread.c:436)
[   53.591272][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.591490][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.591662][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.591832][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.592029][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.592200][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.592381][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.596680][   T67] ------------[ cut here ]------------
| [   53.596847][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   53.597129][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.597804][   T67] Tainted: [W]=WARN
[   53.597939][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.598138][   T67] Workqueue: netns cleanup_net
[   53.598308][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.598526][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.598990][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.599187][   T67] RAX: 00000000ffffffa6 RBX: ff1100000fe03a80 RCX: 1ff4000000090eed
[   53.599427][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000fe03b3c
[   53.599649][   T67] RBP: ff1100000e1e9000 R08: 1fe2200001fc0769 R09: ff110000090f8bd0
[   53.599902][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.600154][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.600390][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   53.600652][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.600848][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   53.601073][   T67] PKRU: 55555554
[   53.601206][   T67] Call Trace:
[   53.601355][   T67]  <TASK>
[   53.601471][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.601679][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.601881][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.602120][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.602304][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.602496][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.602677][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.602863][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.603111][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.603274][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.603472][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.603644][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.603810][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.604013][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.604257][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.604452][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.604633][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.604806][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.605062][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.605355][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.605537][   T67]  kthread (kernel/kthread.c:436)
[   53.605676][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.606091][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.606260][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.606447][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.606647][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.606888][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.607057][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.618526][   T67] ------------[ cut here ]------------
| [   53.618695][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   53.618977][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.620238][   T67] Tainted: [W]=WARN
[   53.620386][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.620595][   T67] Workqueue: netns cleanup_net
[   53.620765][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.620968][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.621448][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.621645][   T67] RAX: 00000000ffffffa6 RBX: ff1100000beeb540 RCX: 1ff4000000090eed
[   53.621872][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beeb5fc
[   53.622096][   T67] RBP: ff110000091c4000 R08: 1fe22000017dd6c1 R09: ff110000090f8bd0
[   53.622321][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.622566][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.622792][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   53.623047][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.623275][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   53.623523][   T67] PKRU: 55555554
[   53.623658][   T67] Call Trace:
[   53.623792][   T67]  <TASK>
[   53.623900][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.624097][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.624320][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.624509][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.624681][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.624843][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.625009][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.625176][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.625361][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.625539][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.625710][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.625881][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.626043][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.626210][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.626387][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.626561][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.626731][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.626894][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.627063][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.627231][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.627406][   T67]  kthread (kernel/kthread.c:436)
[   53.627549][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.627740][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.627906][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.628070][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.628261][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.628445][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.628611][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.631202][   T67] ------------[ cut here ]------------
| [   53.631376][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   53.631659][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.632277][   T67] Tainted: [W]=WARN
[   53.632429][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.632620][   T67] Workqueue: netns cleanup_net
[   53.632794][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.632992][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.633468][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.633660][   T67] RAX: 00000000ffffffa6 RBX: ff1100000beeac80 RCX: 1ff4000000090eed
[   53.633879][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beead3c
[   53.634099][   T67] RBP: ff1100000e1ec000 R08: 1fe22000017dd5a9 R09: ff110000090f8bd0
[   53.634321][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.634561][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.634784][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   53.635033][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.635224][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   53.635466][   T67] PKRU: 55555554
[   53.635600][   T67] Call Trace:
[   53.635733][   T67]  <TASK>
[   53.635840][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.636036][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.636227][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.636403][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.636575][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.636737][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.636903][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.637070][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.637235][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.637419][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.637585][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.637748][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.637910][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.638077][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.638241][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.638427][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.638597][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.638761][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.638928][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.639097][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.639260][   T67]  kthread (kernel/kthread.c:436)
[   53.639418][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.639611][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.639776][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.639946][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.640138][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.640303][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.640490][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.642980][   T67] ------------[ cut here ]------------
| [   53.643198][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   53.643913][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.644627][   T67] Tainted: [W]=WARN
[   53.644787][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.645023][   T67] Workqueue: netns cleanup_net
[   53.645234][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.645504][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.645958][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.646153][   T67] RAX: 00000000ffffffa6 RBX: ff1100000beea040 RCX: 1ff4000000090eed
[   53.646388][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beea0fc
[   53.646620][   T67] RBP: ff1100000ec11000 R08: 1fe22000017dd421 R09: ff110000090f8bd0
[   53.646839][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.647057][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.647282][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   53.647554][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.647746][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   53.647966][   T67] PKRU: 55555554
[   53.648098][   T67] Call Trace:
[   53.648231][   T67]  <TASK>
[   53.648356][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.648570][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.648760][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.648923][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.649087][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.649249][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.649432][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.649603][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.649771][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.649933][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.650098][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.650264][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.650448][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.650614][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.650776][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.650945][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.651113][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.651275][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.651463][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.651633][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.651797][   T67]  kthread (kernel/kthread.c:436)
[   53.651932][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.652128][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.652290][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.652481][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.652674][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.652838][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.653002][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.655433][   T67] ------------[ cut here ]------------
| [   53.655594][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   53.655867][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.656518][   T67] Tainted: [W]=WARN
[   53.656654][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.656847][   T67] Workqueue: netns cleanup_net
[   53.657018][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.657220][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.657700][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.657896][   T67] RAX: 00000000ffffffa6 RBX: ff1100000beeb1c0 RCX: 1ff4000000090eed
[   53.658119][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beeb27c
[   53.658338][   T67] RBP: ff1100001248c000 R08: 1fe22000017dd651 R09: ff110000090f8bd0
[   53.658582][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.658803][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.659029][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   53.659279][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.659491][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   53.659714][   T67] PKRU: 55555554
[   53.659847][   T67] Call Trace:
[   53.659980][   T67]  <TASK>
[   53.660088][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.660287][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.660496][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.660662][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.660827][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.660991][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.661157][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.661323][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.661519][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.661685][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.661854][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.662020][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.662186][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.662366][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.662552][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.662720][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.662891][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.663058][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.663227][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.663420][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.663586][   T67]  kthread (kernel/kthread.c:436)
[   53.663721][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.663915][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.664086][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.664252][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.664468][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.664637][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.664801][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.667629][   T67] ------------[ cut here ]------------
| [   53.667791][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   53.668069][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.668954][   T67] Tainted: [W]=WARN
[   53.669137][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.669389][   T67] Workqueue: netns cleanup_net
[   53.669613][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.669866][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.670386][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.670645][   T67] RAX: 00000000ffffffa6 RBX: ff1100000beebe00 RCX: 1ff4000000090eed
[   53.670914][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beebebc
[   53.671182][   T67] RBP: ff1100000fb42000 R08: 1fe22000017dd7d9 R09: ff110000090f8bd0
[   53.671472][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.671738][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.672008][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   53.672312][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.672572][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   53.672844][   T67] PKRU: 55555554
[   53.673024][   T67] Call Trace:
[   53.673203][   T67]  <TASK>
[   53.673373][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.673627][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.673863][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.674076][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.674289][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.674514][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.674728][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.674937][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.675151][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.675379][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.675599][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.675812][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.676020][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.676232][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.676474][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.676747][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.677011][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.677283][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.677566][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.677832][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.678093][   T67]  kthread (kernel/kthread.c:436)
[   53.678321][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.678634][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.678875][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.679128][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.679383][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.679606][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.679816][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.683036][   T67] ------------[ cut here ]------------
| [   53.683173][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.683421][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.683965][   T67] Tainted: [W]=WARN
[   53.684055][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.684202][   T67] Workqueue: netns cleanup_net
[   53.684324][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.684491][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.684913][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.685069][   T67] RAX: 00000000ffffffa6 RBX: ff1100000ba11700 RCX: 1ff4000000090eed
[   53.685244][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba117bc
[   53.685434][   T67] RBP: ff1100000e9da000 R08: 1fe22000017422f9 R09: ff110000090f8bd0
[   53.685611][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.685786][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.685963][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.686171][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.686319][   T67] CR2: 00007f0db5114000 CR3: 0000000015b13001 CR4: 0000000000771ef0
[   53.686508][   T67] PKRU: 55555554
[   53.686600][   T67] Call Trace:
[   53.686687][   T67]  <TASK>
[   53.686754][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.686904][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.687052][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.687170][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.687290][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.687416][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.687535][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.687655][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.687781][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.687900][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.688021][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.688141][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.688257][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.688383][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.688510][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.688635][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.688757][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.688874][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.688997][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.689120][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.689239][   T67]  kthread (kernel/kthread.c:436)
[   53.689328][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.689495][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.689612][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.689732][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.689880][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.690000][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.690117][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.707107][  T966] ------------[ cut here ]------------
| [   53.707259][  T966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/966
| [   53.707506][  T966] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.708083][  T966] Tainted: [W]=WARN
[   53.708183][  T966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.708356][  T966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.708573][  T966] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.709196][  T966] RSP: 0018:ffa0000001affa80 EFLAGS: 00010286
[   53.709436][  T966] RAX: 00000000ffffffa6 RBX: ff110000021ee3c0 RCX: 1ff400000035ff16
[   53.709670][  T966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ee47c
[   53.709914][  T966] RBP: ff11000015814000 R08: 1fe220000043dc91 R09: ff1100000e9d0b80
[   53.710193][  T966] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.710509][  T966] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015814000
[   53.710815][  T966] FS:  00007f0db4cb2840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   53.711172][  T966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.711441][  T966] CR2: 0000561705c5dd5c CR3: 0000000015b13005 CR4: 0000000000771ef0
[   53.711684][  T966] PKRU: 55555554
[   53.711783][  T966] Call Trace:
[   53.711882][  T966]  <TASK>
[   53.711950][  T966]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.712084][  T966]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.712216][  T966]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.712319][  T966]  register_netdevice (net/core/dev.c:11488)
[   53.712463][  T966]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   53.712626][  T966]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   53.712760][  T966]  register_netdev (net/core/dev.c:11552)
[   53.712893][  T966]  loopback_net_init (drivers/net/loopback.c:218)
[   53.713027][  T966]  ops_init (net/core/net_namespace.c:137)
[   53.713129][  T966]  setup_net (net/core/net_namespace.c:446)
[   53.713228][  T966]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   53.713366][  T966]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   53.713503][  T966]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   53.713636][  T966]  copy_net_ns (net/core/net_namespace.c:579)
[   53.713768][  T966]  create_new_namespaces (kernel/nsproxy.c:132)
[   53.713904][  T966]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   53.714037][  T966]  ksys_unshare (kernel/fork.c:3243)
[   53.714174][  T966]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.714306][  T966]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   53.714450][  T966]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   53.714584][  T966]  ? __ia32_sys_open (fs/open.c:1374)
[   53.714718][  T966]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   53.714849][  T966]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.714980][  T966]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.715111][  T966]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.715246][  T966]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.715383][  T966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.715550][  T966] RIP: 0033:0x7f0db4f74bcb
[   53.715690][  T966] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   53.716161][  T966] RSP: 002b:00007fffbb966268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   53.716367][  T966] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0db4f74bcb
[   53.716571][  T966] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   53.716767][  T966] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   53.716963][  T966] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb968490
[   53.717160][  T966] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb969889
| [   53.721437][  T966] ------------[ cut here ]------------
| [   53.721576][  T966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/966
| [   53.721798][  T966] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.722373][  T966] Tainted: [W]=WARN
[   53.722482][  T966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.722647][  T966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.722819][  T966] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.723285][  T966] RSP: 0018:ffa0000001aff918 EFLAGS: 00010286
[   53.723467][  T966] RAX: 00000000ffffffa6 RBX: ff1100000971e040 RCX: 1ff400000035fee9
[   53.723660][  T966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971e0fc
[   53.723855][  T966] RBP: ff11000016b81000 R08: 1fe22000012e3c21 R09: ff1100000e9d0b80
[   53.724049][  T966] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.724247][  T966] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016b81000
[   53.724455][  T966] FS:  00007f0db4cb2840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   53.724687][  T966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.724851][  T966] CR2: 0000561705c5dd5c CR3: 0000000015b13005 CR4: 0000000000771ef0
[   53.725052][  T966] PKRU: 55555554
[   53.725150][  T966] Call Trace:
[   53.725248][  T966]  <TASK>
[   53.725316][  T966]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.725460][  T966]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.725593][  T966]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.725692][  T966]  register_netdevice (net/core/dev.c:11488)
[   53.725826][  T966]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   53.725992][  T966]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   53.726125][  T966]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   53.726259][  T966]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   53.726395][  T966]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   53.726532][  T966]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   53.726664][  T966]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   53.726795][  T966]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   53.726928][  T966]  ops_init (net/core/net_namespace.c:137)
[   53.727031][  T966]  setup_net (net/core/net_namespace.c:446)
[   53.727130][  T966]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   53.727259][  T966]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   53.727395][  T966]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   53.727533][  T966]  copy_net_ns (net/core/net_namespace.c:579)
[   53.727664][  T966]  create_new_namespaces (kernel/nsproxy.c:132)
[   53.727799][  T966]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   53.727931][  T966]  ksys_unshare (kernel/fork.c:3243)
[   53.728064][  T966]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.728195][  T966]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   53.728327][  T966]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   53.728471][  T966]  ? __ia32_sys_open (fs/open.c:1374)
[   53.728604][  T966]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   53.728733][  T966]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.728866][  T966]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.728996][  T966]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.729128][  T966]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.729257][  T966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.729428][  T966] RIP: 0033:0x7f0db4f74bcb
[   53.729565][  T966] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   53.730031][  T966] RSP: 002b:00007fffbb966268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   53.730227][  T966] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0db4f74bcb
[   53.730437][  T966] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   53.730634][  T966] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   53.730831][  T966] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb968490
[   53.731026][  T966] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb969889
| [   53.735582][  T966] ------------[ cut here ]------------
| [   53.735720][  T966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/966
| [   53.735946][  T966] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.736578][  T966] Tainted: [W]=WARN
[   53.736679][  T966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.736847][  T966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.737020][  T966] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.737496][  T966] RSP: 0018:ffa0000001aff8f8 EFLAGS: 00010286
[   53.737661][  T966] RAX: 00000000ffffffa6 RBX: ff110000021ee740 RCX: 1ff400000035fee5
[   53.737859][  T966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ee7fc
[   53.738056][  T966] RBP: ff1100000c209000 R08: 1fe220000043dd01 R09: ff1100000e9d0b80
[   53.738255][  T966] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.738461][  T966] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c209000
[   53.738661][  T966] FS:  00007f0db4cb2840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   53.738894][  T966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.739063][  T966] CR2: 0000561705c5dd5c CR3: 0000000015b13005 CR4: 0000000000771ef0
[   53.739262][  T966] PKRU: 55555554
[   53.739367][  T966] Call Trace:
[   53.739485][  T966]  <TASK>
[   53.739554][  T966]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.739686][  T966]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.739817][  T966]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.739918][  T966]  register_netdevice (net/core/dev.c:11488)
[   53.740052][  T966]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   53.740217][  T966]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   53.740359][  T966]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   53.740498][  T966]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   53.740631][  T966]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   53.740762][  T966]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   53.740893][  T966]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   53.741030][  T966]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   53.741165][  T966]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   53.741299][  T966]  vti_init_net (net/ipv4/ip_vti.c:517)
[   53.741444][  T966]  ops_init (net/core/net_namespace.c:137)
[   53.741546][  T966]  setup_net (net/core/net_namespace.c:446)
[   53.741648][  T966]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   53.741781][  T966]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   53.741915][  T966]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   53.742050][  T966]  copy_net_ns (net/core/net_namespace.c:579)
[   53.742184][  T966]  create_new_namespaces (kernel/nsproxy.c:132)
[   53.742321][  T966]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   53.742461][  T966]  ksys_unshare (kernel/fork.c:3243)
[   53.742592][  T966]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.742724][  T966]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   53.742860][  T966]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   53.742993][  T966]  ? __ia32_sys_open (fs/open.c:1374)
[   53.743130][  T966]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   53.743264][  T966]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.743407][  T966]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.743544][  T966]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.743681][  T966]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.743817][  T966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.743991][  T966] RIP: 0033:0x7f0db4f74bcb
[   53.744130][  T966] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   53.744626][  T966] RSP: 002b:00007fffbb966268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   53.744825][  T966] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0db4f74bcb
[   53.745030][  T966] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   53.745230][  T966] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   53.745445][  T966] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb968490
[   53.745642][  T966] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb969889
| [   53.747568][   T67] ------------[ cut here ]------------
| [   53.747712][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.747971][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.748593][   T67] Tainted: [W]=WARN
[   53.748692][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.748860][   T67] Workqueue: netns cleanup_net
[   53.748995][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.749163][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.749671][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   53.749829][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b5fc040 RCX: 1ff4000000090eaf
[   53.750014][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fc0fc
[   53.750198][   T67] RBP: ff11000012621000 R08: 1fe22000016bf821 R09: ff110000090f8bd0
[   53.750441][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   53.750632][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc7c000
[   53.750822][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.751037][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.751193][   T67] CR2: 00007f0db5114000 CR3: 0000000015b13001 CR4: 0000000000771ef0
[   53.751452][   T67] PKRU: 55555554
[   53.751546][   T67] Call Trace:
[   53.751639][   T67]  <TASK>
[   53.751705][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.751891][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.751988][   T67]  netif_close_many (net/core/dev.c:1804)
[   53.752110][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.752235][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   53.752417][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.752574][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.752730][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.752855][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.753007][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.753130][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.753254][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.753468][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.753596][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.753720][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.753843][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.753969][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.754096][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.754221][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.754398][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.754532][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.754656][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.754779][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.754906][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.755029][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.755156][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.755283][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.755462][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.755592][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.755720][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.755843][   T67]  kthread (kernel/kthread.c:436)
[   53.755937][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.756092][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.756215][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.756340][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.756511][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.756637][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.756763][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.774354][   T67] ------------[ cut here ]------------
| [   53.774498][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.774744][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.775308][   T67] Tainted: [W]=WARN
[   53.775405][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.775566][   T67] Workqueue: netns cleanup_net
[   53.775693][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.775853][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.776294][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   53.776459][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c5a3c40 RCX: 1ff4000000090eaf
[   53.776641][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a3cfc
[   53.776825][   T67] RBP: ff1100000cc7c000 R08: 1fe22000018b47a1 R09: ff110000090f8bd0
[   53.777011][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   53.777195][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea1c000
[   53.777383][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.777601][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.777756][   T67] CR2: 00007f0db5114000 CR3: 0000000015b13001 CR4: 0000000000771ef0
[   53.777941][   T67] PKRU: 55555554
[   53.778034][   T67] Call Trace:
[   53.778125][   T67]  <TASK>
[   53.778189][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.778313][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.778447][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.778540][   T67]  netif_close_many (net/core/dev.c:1804)
[   53.778665][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.778787][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   53.778910][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.779065][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.779218][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.779341][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.779505][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.779628][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.779751][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.779912][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.780038][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.780162][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.780285][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.780418][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.780545][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.780669][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.780791][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.780915][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.781038][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.781160][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.781289][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.781426][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.781553][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.781680][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.781802][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.781928][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.782055][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.782176][   T67]  kthread (kernel/kthread.c:436)
[   53.782268][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.782430][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.782553][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.782678][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.782832][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.782956][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.783078][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.785372][   T67] ------------[ cut here ]------------
| [   53.785511][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.785765][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.786357][   T67] Tainted: [W]=WARN
[   53.786461][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.786625][   T67] Workqueue: netns cleanup_net
[   53.786759][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.786922][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.787366][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   53.787530][   T67] RAX: 00000000ffffffa6 RBX: ff110000133c9e00 RCX: 1ff4000000090eaf
[   53.787715][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c9ebc
[   53.787907][   T67] RBP: ff1100000ea1c000 R08: 1fe22000026793d9 R09: ff110000090f8bd0
[   53.788089][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   53.788272][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   53.788471][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.788683][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.788843][   T67] CR2: 00007f0db5114000 CR3: 0000000015b13001 CR4: 0000000000771ef0
[   53.789025][   T67] PKRU: 55555554
[   53.789117][   T67] Call Trace:
[   53.789213][   T67]  <TASK>
[   53.789276][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.789407][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.789535][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.789627][   T67]  netif_close_many (net/core/dev.c:1804)
[   53.789748][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.789870][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   53.789993][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.790156][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.790313][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.790458][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.790609][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.790733][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.790856][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.791014][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.791138][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.791263][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.791389][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.791514][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.791639][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.791763][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.791884][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.792011][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.792139][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.792261][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.792388][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.792513][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.792636][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.792762][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.792885][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.793012][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.793140][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.793262][   T67]  kthread (kernel/kthread.c:436)
[   53.793359][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.793513][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.793640][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.793764][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.793920][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.794044][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.794166][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.796247][   T67] ------------[ cut here ]------------
| [   53.796379][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.796615][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.797153][   T67] Tainted: [W]=WARN
[   53.797247][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.797528][   T67] Workqueue: netns cleanup_net
[   53.797651][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.797805][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.798242][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   53.798396][   T67] RAX: 00000000ffffffa6 RBX: ff110000133c8740 RCX: 1ff4000000090ed5
[   53.798578][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c87fc
[   53.798753][   T67] RBP: ff11000012621000 R08: 1fe2200002679101 R09: ff110000090f8bd0
[   53.798955][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.799130][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.799307][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.799526][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.799674][   T67] CR2: 00007f0db5114000 CR3: 0000000015b13001 CR4: 0000000000771ef0
[   53.799852][   T67] PKRU: 55555554
[   53.799940][   T67] Call Trace:
[   53.800034][   T67]  <TASK>
[   53.800095][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.800245][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.800397][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.800523][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.800641][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.800793][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.800915][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.801035][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.801155][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.801274][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.801401][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.801526][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.801650][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.801770][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.801888][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.802010][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.802129][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.802250][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.802377][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.802503][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.802626][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.802749][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.802867][   T67]  kthread (kernel/kthread.c:436)
[   53.802956][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.803103][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.803223][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.803351][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.803506][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.803624][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.803743][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.810865][   T67] ------------[ cut here ]------------
| [   53.810991][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.811222][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.812198][   T67] Tainted: [W]=WARN
[   53.812286][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.812499][   T67] Workqueue: netns cleanup_net
[   53.812622][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.812773][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.813205][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   53.813397][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d465380 RCX: 1ff4000000090ed5
[   53.813584][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d46543c
[   53.813761][   T67] RBP: ff1100000cc7c000 R08: 1fe2200001a8ca89 R09: ff110000090f8bd0
[   53.813937][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.814113][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.814292][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.814558][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.814706][   T67] CR2: 00007f0db5114000 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   53.814883][   T67] PKRU: 55555554
[   53.814971][   T67] Call Trace:
[   53.815060][   T67]  <TASK>
[   53.815122][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.815272][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.815470][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.815588][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.815706][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.815858][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.815977][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.816097][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.816216][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.816335][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.816510][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.816628][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.816754][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.816874][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.816991][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.817113][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.817230][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.817399][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.817528][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.817646][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.817769][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.817891][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.818010][   T67]  kthread (kernel/kthread.c:436)
[   53.818103][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.818252][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.818431][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.818551][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.818698][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.818817][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.818936][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.821452][   T67] ------------[ cut here ]------------
| [   53.821583][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   53.821819][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.822376][   T67] Tainted: [W]=WARN
[   53.822474][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.822622][   T67] Workqueue: netns cleanup_net
[   53.822746][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.822903][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.823327][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   53.823487][   T67] RAX: 00000000ffffffa6 RBX: ff110000021efc40 RCX: 1ff4000000090ed5
[   53.823667][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021efcfc
[   53.823844][   T67] RBP: ff1100000ea1c000 R08: 1fe220000043dfa1 R09: ff110000090f8bd0
[   53.824022][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.824197][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.824383][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   53.824597][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.824746][   T67] CR2: 0000561705c5dd5c CR3: 0000000015b13005 CR4: 0000000000771ef0
[   53.824925][   T67] PKRU: 55555554
[   53.825014][   T67] Call Trace:
[   53.825103][   T67]  <TASK>
[   53.825167][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.825320][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.825480][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.825597][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.825716][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.825868][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.825989][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.826108][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.826232][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.826357][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.826484][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.826601][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.826722][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.826842][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.826963][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.827085][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.827207][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.827327][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.827461][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.827580][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.827703][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.827827][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.827946][   T67]  kthread (kernel/kthread.c:436)
[   53.828038][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.828186][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.828306][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.828437][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.828589][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.828707][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.828825][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.840387][  T966] ------------[ cut here ]------------
| [   53.840542][  T966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/966
| [   53.840770][  T966] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.841350][  T966] Tainted: [W]=WARN
[   53.841463][  T966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.841627][  T966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.841800][  T966] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.842266][  T966] RSP: 0018:ffa0000001affa78 EFLAGS: 00010286
[   53.842442][  T966] RAX: 00000000ffffffa6 RBX: ff1100000b5fdc40 RCX: 1ff400000035ff15
[   53.842640][  T966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fdcfc
[   53.842834][  T966] RBP: ff11000008cb4000 R08: 1fe22000016bfba1 R09: ff1100000e9d0b80
[   53.843031][  T966] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.843225][  T966] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008cb4000
[   53.843430][  T966] FS:  00007f0db4cb2840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   53.843662][  T966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.843828][  T966] CR2: 00007f0db4eb9430 CR3: 0000000015b13001 CR4: 0000000000771ef0
[   53.844025][  T966] PKRU: 55555554
[   53.844123][  T966] Call Trace:
[   53.844222][  T966]  <TASK>
[   53.844290][  T966]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.844437][  T966]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.844568][  T966]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.844670][  T966]  register_netdevice (net/core/dev.c:11488)
[   53.844802][  T966]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   53.844963][  T966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.845095][  T966]  register_netdev (net/core/dev.c:11552)
[   53.845225][  T966]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   53.845366][  T966]  ops_init (net/core/net_namespace.c:137)
[   53.845471][  T966]  setup_net (net/core/net_namespace.c:446)
[   53.845569][  T966]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   53.845697][  T966]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   53.845827][  T966]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   53.845959][  T966]  copy_net_ns (net/core/net_namespace.c:579)
[   53.846091][  T966]  create_new_namespaces (kernel/nsproxy.c:132)
[   53.846226][  T966]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   53.846359][  T966]  ksys_unshare (kernel/fork.c:3243)
[   53.846492][  T966]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.846623][  T966]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   53.846754][  T966]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   53.846885][  T966]  ? __ia32_sys_open (fs/open.c:1374)
[   53.847018][  T966]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   53.847152][  T966]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.847282][  T966]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.847422][  T966]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.847552][  T966]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.847683][  T966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.847845][  T966] RIP: 0033:0x7f0db4f74bcb
[   53.847982][  T966] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   53.848463][  T966] RSP: 002b:00007fffbb966268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   53.848658][  T966] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0db4f74bcb
[   53.848852][  T966] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   53.849048][  T966] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   53.849242][  T966] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb968490
[   53.849450][  T966] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb969889
| [   53.853574][  T966] ------------[ cut here ]------------
| [   53.853712][  T966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/966
| [   53.853938][  T966] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.854515][  T966] Tainted: [W]=WARN
[   53.854613][  T966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.854774][  T966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.854942][  T966] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.855419][  T966] RSP: 0018:ffa0000001affa68 EFLAGS: 00010286
[   53.855584][  T966] RAX: 00000000ffffffa6 RBX: ff110000103e5380 RCX: 1ff400000035ff13
[   53.855778][  T966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e543c
[   53.855974][  T966] RBP: ff1100000f6f9000 R08: 1fe220000207ca89 R09: ff1100000e9d0b80
[   53.856170][  T966] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.856368][  T966] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f6f9000
[   53.856571][  T966] FS:  00007f0db4cb2840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   53.856799][  T966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.856962][  T966] CR2: 00007f0db4eb9430 CR3: 0000000015b13001 CR4: 0000000000771ef0
[   53.857158][  T966] PKRU: 55555554
[   53.857254][  T966] Call Trace:
[   53.857356][  T966]  <TASK>
[   53.857427][  T966]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.857558][  T966]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.857693][  T966]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.857793][  T966]  register_netdevice (net/core/dev.c:11488)
[   53.857925][  T966]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   53.858088][  T966]  register_netdev (net/core/dev.c:11552)
[   53.858218][  T966]  sit_init_net (net/ipv6/sit.c:1860)
[   53.858355][  T966]  ops_init (net/core/net_namespace.c:137)
[   53.858461][  T966]  setup_net (net/core/net_namespace.c:446)
[   53.858560][  T966]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   53.858690][  T966]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   53.858820][  T966]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   53.858954][  T966]  copy_net_ns (net/core/net_namespace.c:579)
[   53.859086][  T966]  create_new_namespaces (kernel/nsproxy.c:132)
[   53.859222][  T966]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   53.859357][  T966]  ksys_unshare (kernel/fork.c:3243)
[   53.859491][  T966]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.859624][  T966]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   53.859754][  T966]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   53.859885][  T966]  ? __ia32_sys_open (fs/open.c:1374)
[   53.860016][  T966]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   53.860147][  T966]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.860278][  T966]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.860418][  T966]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.860551][  T966]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.860682][  T966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.860843][  T966] RIP: 0033:0x7f0db4f74bcb
[   53.860977][  T966] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   53.861452][  T966] RSP: 002b:00007fffbb966268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   53.861651][  T966] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0db4f74bcb
[   53.861846][  T966] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   53.862041][  T966] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   53.862235][  T966] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb968490
[   53.862445][  T966] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb969889
| [   53.866718][  T966] ------------[ cut here ]------------
| [   53.866851][  T966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/966
| [   53.867082][  T966] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.867652][  T966] Tainted: [W]=WARN
[   53.867752][  T966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.867913][  T966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.868084][  T966] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.868560][  T966] RSP: 0018:ffa0000001affa78 EFLAGS: 00010286
[   53.868729][  T966] RAX: 00000000ffffffa6 RBX: ff11000005f05a80 RCX: 1ff400000035ff15
[   53.868924][  T966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f05b3c
[   53.869121][  T966] RBP: ff1100000b401000 R08: 1fe2200000be0b69 R09: ff1100000e9d0b80
[   53.869317][  T966] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.869525][  T966] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b401000
[   53.869722][  T966] FS:  00007f0db4cb2840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   53.869951][  T966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.870115][  T966] CR2: 00007f0db4eb9430 CR3: 0000000015b13001 CR4: 0000000000771ef0
[   53.870314][  T966] PKRU: 55555554
[   53.870422][  T966] Call Trace:
[   53.870521][  T966]  <TASK>
[   53.870588][  T966]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.870719][  T966]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.870850][  T966]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.870950][  T966]  register_netdevice (net/core/dev.c:11488)
[   53.871084][  T966]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   53.871250][  T966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.871389][  T966]  register_netdev (net/core/dev.c:11552)
[   53.871526][  T966]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   53.871659][  T966]  ops_init (net/core/net_namespace.c:137)
[   53.871761][  T966]  setup_net (net/core/net_namespace.c:446)
[   53.871861][  T966]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   53.871994][  T966]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   53.872127][  T966]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   53.872262][  T966]  copy_net_ns (net/core/net_namespace.c:579)
[   53.872402][  T966]  create_new_namespaces (kernel/nsproxy.c:132)
[   53.872545][  T966]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   53.872678][  T966]  ksys_unshare (kernel/fork.c:3243)
[   53.872810][  T966]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.872942][  T966]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   53.873077][  T966]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   53.873211][  T966]  ? __ia32_sys_open (fs/open.c:1374)
[   53.873349][  T966]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   53.873486][  T966]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.873617][  T966]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.873748][  T966]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.873880][  T966]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.874012][  T966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.874178][  T966] RIP: 0033:0x7f0db4f74bcb
[   53.874314][  T966] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   53.874791][  T966] RSP: 002b:00007fffbb966268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   53.874988][  T966] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0db4f74bcb
[   53.875182][  T966] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   53.875381][  T966] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   53.875581][  T966] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbb968490
[   53.875777][  T966] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffbb969889
| [   53.892942][   T67] ------------[ cut here ]------------
| [   53.893083][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   53.893329][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.893901][   T67] Tainted: [W]=WARN
[   53.893993][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.894149][   T67] Workqueue: netns cleanup_net
[   53.894275][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.894450][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.894887][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   53.895043][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d465000 RCX: 1ff4000000090ec7
[   53.895224][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4650bc
[   53.895417][   T67] RBP: ff1100000fe3a000 R08: 1fe2200001a8ca19 R09: ff110000090f8bd0
[   53.895600][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.895783][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001771a000
[   53.895975][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   53.896191][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.896351][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   53.896540][   T67] PKRU: 55555554
[   53.896631][   T67] Call Trace:
[   53.896720][   T67]  <TASK>
[   53.896785][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.896909][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.897003][   T67]  netif_close_many (net/core/dev.c:1804)
[   53.897125][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   53.897248][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.897410][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.897567][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.897699][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.897850][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.897971][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.898099][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.898223][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.898352][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.898483][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.898609][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.898733][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.898854][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.898982][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.899104][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.899224][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.899355][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.899485][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.899608][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.899735][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.899857][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.899985][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.900110][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.900236][   T67]  kthread (kernel/kthread.c:436)
[   53.900328][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.901525][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.901655][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.901780][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.901935][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.902060][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.902186][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.904597][   T67] ------------[ cut here ]------------
| [   53.904725][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   53.904966][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.905649][   T67] Tainted: [W]=WARN
[   53.905742][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.905895][   T67] Workqueue: netns cleanup_net
[   53.906022][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.906177][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.906625][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   53.906778][   T67] RAX: 00000000ffffffa6 RBX: ff11000016bda040 RCX: 1ff4000000090ec7
[   53.906960][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bda0fc
[   53.907142][   T67] RBP: ff1100001771a000 R08: 1fe2200002d7b421 R09: ff110000090f8bd0
[   53.907326][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.907518][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   53.907700][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   53.907913][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.908070][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   53.908270][   T67] PKRU: 55555554
[   53.908368][   T67] Call Trace:
[   53.908467][   T67]  <TASK>
[   53.908531][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.908653][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.908776][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.908872][   T67]  netif_close_many (net/core/dev.c:1804)
[   53.909000][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   53.909123][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.909276][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.909441][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.909564][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.909713][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.909837][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.909963][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.910084][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.910205][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.910329][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.910460][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.910583][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.910703][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.910830][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.910951][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.911071][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.911197][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.911319][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.911452][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.911577][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.911698][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.911824][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.911951][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.912072][   T67]  kthread (kernel/kthread.c:436)
[   53.912165][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.912313][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.912449][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.912575][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.912728][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.912851][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.912983][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.915211][   T67] ------------[ cut here ]------------
| [   53.915330][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   53.916268][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.917271][   T67] Tainted: [W]=WARN
[   53.917408][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.917561][   T67] Workqueue: netns cleanup_net
[   53.917681][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.917834][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.918262][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.918462][   T67] RAX: 00000000ffffffa6 RBX: ff11000012ffc040 RCX: 1ff4000000090eed
[   53.918635][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012ffc0fc
[   53.918811][   T67] RBP: ff11000014b34000 R08: 1fe22000025ff821 R09: ff110000090f8bd0
[   53.918989][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.919163][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.919339][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   53.919600][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.919745][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   53.919921][   T67] PKRU: 55555554
[   53.920009][   T67] Call Trace:
[   53.920095][   T67]  <TASK>
[   53.920157][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.920306][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.920509][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.920628][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.920745][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.920861][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.920980][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.921096][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.921213][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.921330][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.921507][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.921626][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.921740][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.921858][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.921975][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.922094][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.922215][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.922333][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.922505][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.922628][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.922743][   T67]  kthread (kernel/kthread.c:436)
[   53.922831][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.922977][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.923094][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.923210][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.923403][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.923526][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.923644][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.932873][   T67] ------------[ cut here ]------------
| [   53.933009][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.933242][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.933872][   T67] Tainted: [W]=WARN
[   53.933962][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.934110][   T67] Workqueue: netns cleanup_net
[   53.934232][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.934389][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.934810][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.934957][   T67] RAX: 00000000ffffffa6 RBX: ff11000012ffc740 RCX: 1ff4000000090eed
[   53.935130][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012ffc7fc
[   53.935308][   T67] RBP: ff11000012b54000 R08: 1fe22000025ff901 R09: ff110000090f8bd0
[   53.935496][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.935673][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.935848][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.936051][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.936197][   T67] CR2: 00007f451ba30f59 CR3: 0000000016b22005 CR4: 0000000000771ef0
[   53.936378][   T67] PKRU: 55555554
[   53.936471][   T67] Call Trace:
[   53.936557][   T67]  <TASK>
[   53.936619][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.936769][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.936921][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.937045][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.937165][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.937281][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.937404][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.937530][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.937650][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.937765][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.937889][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.938007][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.938125][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.938242][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.938365][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.938489][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.938610][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.938726][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.938848][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.938971][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.939091][   T67]  kthread (kernel/kthread.c:436)
[   53.939184][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.939329][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.939458][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.939578][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.939723][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.939843][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.939959][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.942165][   T67] ------------[ cut here ]------------
| [   53.942281][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.942525][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.943057][   T67] Tainted: [W]=WARN
[   53.943147][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.943293][   T67] Workqueue: netns cleanup_net
[   53.943423][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.943576][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.944000][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.944149][   T67] RAX: 00000000ffffffa6 RBX: ff11000012ffce40 RCX: 1ff4000000090eed
[   53.944322][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012ffcefc
[   53.944505][   T67] RBP: ff110000097c1000 R08: 1fe22000025ff9e1 R09: ff110000090f8bd0
[   53.944678][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.944853][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.945028][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.945231][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.945381][   T67] CR2: 00007f451ba30f59 CR3: 0000000016b22005 CR4: 0000000000771ef0
[   53.945568][   T67] PKRU: 55555554
[   53.945655][   T67] Call Trace:
[   53.945742][   T67]  <TASK>
[   53.945803][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.945951][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.946096][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.946217][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.946334][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.946470][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.946588][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.946711][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.946831][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.946947][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.947071][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.947189][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.947304][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.947436][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.947552][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.947668][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.947789][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.947905][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.948027][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.948149][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.948267][   T67]  kthread (kernel/kthread.c:436)
[   53.948360][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.948507][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.948624][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.948741][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.948886][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.949002][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.949120][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.951127][   T67] ------------[ cut here ]------------
| [   53.951246][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.951483][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.952029][   T67] Tainted: [W]=WARN
[   53.952119][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.952268][   T67] Workqueue: netns cleanup_net
[   53.952394][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.952555][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.952974][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.953124][   T67] RAX: 00000000ffffffa6 RBX: ff11000012ffd1c0 RCX: 1ff4000000090eed
[   53.953302][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012ffd27c
[   53.953486][   T67] RBP: ff110000177e9000 R08: 1fe22000025ffa51 R09: ff110000090f8bd0
[   53.953665][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.953841][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.954016][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.954220][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.954380][   T67] CR2: 00007f451ba30f59 CR3: 0000000016b22005 CR4: 0000000000771ef0
[   53.954564][   T67] PKRU: 55555554
[   53.954650][   T67] Call Trace:
[   53.954737][   T67]  <TASK>
[   53.954798][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.954947][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.955091][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.955208][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.955325][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.955452][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.955572][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.955693][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.955811][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.955927][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.956047][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.956164][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.956280][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.956406][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.956530][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.956652][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.956777][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.956894][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.957015][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.957137][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.957255][   T67]  kthread (kernel/kthread.c:436)
[   53.957351][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.957502][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.957623][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.957740][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.957885][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.958001][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.958121][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.960121][   T67] ------------[ cut here ]------------
| [   53.960239][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.960479][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.961010][   T67] Tainted: [W]=WARN
[   53.961097][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.961247][   T67] Workqueue: netns cleanup_net
[   53.961372][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.961534][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.961946][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.962097][   T67] RAX: 00000000ffffffa6 RBX: ff11000012ffd540 RCX: 1ff4000000090eed
[   53.962272][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012ffd5fc
[   53.962456][   T67] RBP: ff1100000fd99000 R08: 1fe22000025ffac1 R09: ff110000090f8bd0
[   53.962631][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.962806][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.962986][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.963188][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.963335][   T67] CR2: 00007f451ba30f59 CR3: 0000000016b22005 CR4: 0000000000771ef0
[   53.963521][   T67] PKRU: 55555554
[   53.963612][   T67] Call Trace:
[   53.963700][   T67]  <TASK>
[   53.963762][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.963911][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.964056][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.964175][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.964294][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.964418][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.964539][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.964660][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.964777][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.964967][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.965088][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.965207][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.965327][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.965524][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.965644][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.965763][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.965887][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.966075][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.966196][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.966318][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.966446][   T67]  kthread (kernel/kthread.c:436)
[   53.966608][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.966754][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.966872][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.966991][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.967208][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.967324][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.967450][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.970253][   T67] ------------[ cut here ]------------
| [   53.970375][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.970613][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.971287][   T67] Tainted: [W]=WARN
[   53.971382][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.971534][   T67] Workqueue: netns cleanup_net
[   53.971654][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.971882][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.972296][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.972529][   T67] RAX: 00000000ffffffa6 RBX: ff11000012ffdc40 RCX: 1ff4000000090eed
[   53.972703][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012ffdcfc
[   53.972948][   T67] RBP: ff1100000fe3a000 R08: 1fe22000025ffba1 R09: ff110000090f8bd0
[   53.973123][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.973297][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.973555][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.973757][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.973903][   T67] CR2: 00007f451ba30f59 CR3: 0000000016b22005 CR4: 0000000000771ef0
[   53.974152][   T67] PKRU: 55555554
[   53.974239][   T67] Call Trace:
[   53.974326][   T67]  <TASK>
[   53.974392][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.974615][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.974758][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.974876][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.974993][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.975181][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.975298][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.975426][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.975545][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.975736][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.975854][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.975972][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.976087][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.976278][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.976400][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.976526][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.976651][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.976838][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.976965][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.977087][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.977205][   T67]  kthread (kernel/kthread.c:436)
[   53.977371][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.977523][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.977641][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.977758][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.977976][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.978094][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.978212][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.981011][   T67] ------------[ cut here ]------------
| [   53.981197][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   53.982172][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   53.982808][   T67] Tainted: [W]=WARN
[   53.982897][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.983044][   T67] Workqueue: netns cleanup_net
[   53.983169][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.983320][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.983815][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   53.983966][   T67] RAX: 00000000ffffffa6 RBX: ff11000011956ac0 RCX: 1ff4000000090eed
[   53.984143][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011956b7c
[   53.984444][   T67] RBP: ff1100001771a000 R08: 1fe220000232ad71 R09: ff110000090f8bd0
[   53.984620][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   53.984792][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.984971][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   53.985251][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.985407][   T67] CR2: 00007f451ba30f59 CR3: 0000000016b22005 CR4: 0000000000771ef0
[   53.985590][   T67] PKRU: 55555554
[   53.985678][   T67] Call Trace:
[   53.985837][   T67]  <TASK>
[   53.985901][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.986052][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.986198][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.986393][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.986514][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.986630][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.986748][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.986941][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.987060][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   53.987176][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.987297][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   53.987425][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.987541][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.987658][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.987775][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.987967][   T67]  process_one_work (kernel/workqueue.c:3314)
[   53.988088][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.988206][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.988331][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.988466][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.988583][   T67]  kthread (kernel/kthread.c:436)
[   53.988671][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.988820][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.989008][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.989127][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.989274][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.989471][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.989591][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.999856][  T967] ------------[ cut here ]------------
| [   53.999994][  T967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/967
| [   54.000216][  T967] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.000794][  T967] Tainted: [W]=WARN
[   54.000891][  T967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.001056][  T967] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.001226][  T967] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.001708][  T967] RSP: 0018:ffa00000019bf020 EFLAGS: 00010286
[   54.001870][  T967] RAX: 00000000ffffffa6 RBX: ff110000119563c0 RCX: 1ff4000000337dca
[   54.002064][  T967] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001195647c
[   54.002259][  T967] RBP: ff11000015814000 R08: 1fe220000232ac91 R09: ff1100000fca8b58
[   54.002512][  T967] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   54.002706][  T967] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.002901][  T967] FS:  00007f451b6c9840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   54.003129][  T967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.003292][  T967] CR2: 0000561705c5dd5c CR3: 0000000016b22001 CR4: 0000000000771ef0
[   54.003553][  T967] PKRU: 55555554
[   54.003653][  T967] Call Trace:
[   54.003750][  T967]  <TASK>
[   54.003825][  T967]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.003957][  T967]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.004056][  T967]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.004184][  T967]  __dev_notify_flags (net/core/dev.c:9787)
[   54.004316][  T967]  ? netif_change_name (net/core/dev.c:1495)
[   54.004461][  T967]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.004592][  T967]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.004721][  T967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.004851][  T967]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   54.004984][  T967]  netif_change_flags (net/core/dev.c:9820)
[   54.005113][  T967]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.005243][  T967]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.005380][  T967]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.005515][  T967]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.005681][  T967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.005811][  T967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.005942][  T967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.006072][  T967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.006204][  T967]  ? __kernel_text_address (kernel/extable.c:79)
[   54.006335][  T967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.006480][  T967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.006611][  T967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.006743][  T967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.006873][  T967]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.007003][  T967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.007136][  T967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.007265][  T967]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.007402][  T967]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   54.007540][  T967]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.007669][  T967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.007802][  T967]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.007935][  T967]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.008071][  T967]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.008205][  T967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.008335][  T967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.008476][  T967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.008609][  T967]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.008739][  T967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.008871][  T967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.009000][  T967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.009129][  T967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.009259][  T967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.009410][  T967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.009547][  T967]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.009679][  T967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.009808][  T967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.009938][  T967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.010070][  T967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.010199][  T967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.010332][  T967]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.010478][  T967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.010609][  T967]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.010745][  T967]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.010875][  T967]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.011008][  T967]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.011140][  T967]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.011272][  T967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.011409][  T967]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.011546][  T967]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.011678][  T967]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.011811][  T967]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.011943][  T967]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.012073][  T967]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.012232][  T967]  ? move_addr_to_kernel (net/socket.c:258)
[   54.012370][  T967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.012505][  T967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.012640][  T967]  ___sys_sendmsg (net/socket.c:2752)
[   54.012769][  T967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.012932][  T967]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.013077][  T967]  __sys_sendmsg (net/socket.c:2784)
[   54.013207][  T967]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.013338][  T967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.013514][  T967]  ? restore_fpregs_from_fpstate (arch/x86/kernel/fpu/xstate.h:242 arch/x86/kernel/fpu/core.c:207)
[   54.013678][  T967]  ? 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)
[   54.013807][  T967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.013940][  T967]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.014071][  T967]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.014201][  T967]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.014332][  T967]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.014505][  T967] RIP: 0033:0x7f451b90308e
[   54.014642][  T967] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.015109][  T967] RSP: 002b:00007fffc6139070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.015304][  T967] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f451b90308e
[   54.015512][  T967] RDX: 0000000000000000 RSI: 00007fffc6139120 RDI: 0000000000000005
[   54.015705][  T967] RBP: 00007fffc6139080 R08: 0000000000000000 R09: 0000000000000000
[   54.015900][  T967] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48b
[   54.016095][  T967] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc61397f0
| [   54.018698][   T67] ------------[ cut here ]------------
| [   54.018831][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   54.019075][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.020122][   T67] Tainted: [W]=WARN
[   54.020218][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.020433][   T67] Workqueue: netns cleanup_net
[   54.020567][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.020782][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.021273][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   54.021492][   T67] RAX: 00000000ffffffa6 RBX: ff1100000e2c03c0 RCX: 1ff4000000090eaf
[   54.021677][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e2c047c
[   54.021859][   T67] RBP: ff11000016b7c000 R08: 1fe2200001c58091 R09: ff110000090f8bd0
[   54.022042][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   54.022227][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   54.022469][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   54.022685][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.022841][   T67] CR2: 000000000824a988 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   54.023030][   T67] PKRU: 55555554
[   54.023124][   T67] Call Trace:
[   54.023216][   T67]  <TASK>
[   54.023284][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.023467][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.023563][   T67]  netif_close_many (net/core/dev.c:1804)
[   54.023685][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.023808][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   54.023932][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.024089][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.024249][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.024429][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.024553][   T67]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   54.024679][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.024840][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.024967][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.025093][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.025219][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.025393][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.025523][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.025648][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   54.025770][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.025894][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   54.026017][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.026139][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.026266][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.026449][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.026575][   T67]  process_one_work (kernel/workqueue.c:3314)
[   54.026702][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.026825][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.026952][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.027080][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.027204][   T67]  kthread (kernel/kthread.c:436)
[   54.027297][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.027505][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.027628][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.027753][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.027905][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.028028][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.028153][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.030528][   T67] ------------[ cut here ]------------
| [   54.030695][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   54.030982][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.031637][   T67] Tainted: [W]=WARN
[   54.031773][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.031972][   T67] Workqueue: netns cleanup_net
[   54.032155][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.032373][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.032844][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   54.033043][   T67] RAX: 00000000ffffffa6 RBX: ff1100000e2c1540 RCX: 1ff4000000090ed5
[   54.033268][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e2c15fc
[   54.033527][   T67] RBP: ff11000016b7c000 R08: 1fe2200001c582c1 R09: ff110000090f8bd0
[   54.033748][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.033973][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.034201][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   54.034477][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.034674][   T67] CR2: 0000561705c5dd5c CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   54.034903][   T67] PKRU: 55555554
[   54.035040][   T67] Call Trace:
[   54.035176][   T67]  <TASK>
[   54.035286][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.035509][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.035708][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.035878][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.036049][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.036217][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.036394][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.036572][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.036740][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   54.036907][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.037078][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   54.037248][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.037436][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.037607][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.037774][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.037944][   T67]  process_one_work (kernel/workqueue.c:3314)
[   54.038116][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.038285][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.038474][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.038651][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.038819][   T67]  kthread (kernel/kthread.c:436)
[   54.038956][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.039154][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.039325][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.039522][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.039723][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.039891][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.040063][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.146611][  T970] ------------[ cut here ]------------
| [   54.146779][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/970
| [   54.147015][  T970] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.147601][  T970] Tainted: [W]=WARN
[   54.147700][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.147866][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.148040][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.148526][  T970] RSP: 0018:ffa0000001b1fa80 EFLAGS: 00010286
[   54.148693][  T970] RAX: 00000000ffffffa6 RBX: ff1100000ba103c0 RCX: 1ff4000000363f16
[   54.148890][  T970] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba1047c
[   54.149086][  T970] RBP: ff11000007d19000 R08: 1fe2200001742091 R09: ff11000016b52e80
[   54.149281][  T970] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.149490][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007d19000
[   54.149689][  T970] FS:  00007faebd0ad840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   54.149919][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.150087][  T970] CR2: 00007faebd2aec20 CR3: 0000000017310004 CR4: 0000000000771ef0
[   54.150308][  T970] PKRU: 55555554
[   54.150418][  T970] Call Trace:
[   54.150519][  T970]  <TASK>
[   54.150588][  T970]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.150722][  T970]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.150855][  T970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.150955][  T970]  register_netdevice (net/core/dev.c:11488)
[   54.151091][  T970]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   54.151255][  T970]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   54.151394][  T970]  register_netdev (net/core/dev.c:11552)
[   54.151532][  T970]  loopback_net_init (drivers/net/loopback.c:218)
[   54.151666][  T970]  ops_init (net/core/net_namespace.c:137)
[   54.151770][  T970]  setup_net (net/core/net_namespace.c:446)
[   54.151869][  T970]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   54.152000][  T970]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   54.152133][  T970]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   54.152268][  T970]  copy_net_ns (net/core/net_namespace.c:579)
[   54.152408][  T970]  create_new_namespaces (kernel/nsproxy.c:132)
[   54.152549][  T970]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   54.152682][  T970]  ksys_unshare (kernel/fork.c:3243)
[   54.152816][  T970]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.152949][  T970]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   54.153081][  T970]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   54.153215][  T970]  ? __ia32_sys_open (fs/open.c:1374)
[   54.153354][  T970]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   54.153490][  T970]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   54.153622][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.153753][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.153886][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.154018][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.154181][  T970] RIP: 0033:0x7faebd36fbcb
[   54.154321][  T970] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   54.154798][  T970] RSP: 002b:00007ffc1e2e20a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   54.154994][  T970] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faebd36fbcb
[   54.155189][  T970] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   54.155391][  T970] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   54.155588][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc1e2e42d0
[   54.155782][  T970] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1e2e4889
| [   54.160269][  T970] ------------[ cut here ]------------
| [   54.160429][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/970
| [   54.160653][  T970] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.161216][  T970] Tainted: [W]=WARN
[   54.161315][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.161490][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.161661][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.162126][  T970] RSP: 0018:ffa0000001b1f918 EFLAGS: 00010286
[   54.162290][  T970] RAX: 00000000ffffffa6 RBX: ff1100000b436e40 RCX: 1ff4000000363ee9
[   54.162491][  T970] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b436efc
[   54.162686][  T970] RBP: ff1100000ec59000 R08: 1fe2200001686de1 R09: ff11000016b52e80
[   54.162879][  T970] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.163074][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec59000
[   54.163269][  T970] FS:  00007faebd0ad840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   54.163513][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.163678][  T970] CR2: 00007faebd2aec20 CR3: 0000000017310004 CR4: 0000000000771ef0
[   54.163874][  T970] PKRU: 55555554
[   54.163974][  T970] Call Trace:
[   54.164072][  T970]  <TASK>
[   54.164139][  T970]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.164270][  T970]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.164407][  T970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.164516][  T970]  register_netdevice (net/core/dev.c:11488)
[   54.164650][  T970]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   54.164813][  T970]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   54.164945][  T970]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   54.165077][  T970]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   54.165206][  T970]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   54.165339][  T970]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   54.165485][  T970]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   54.165618][  T970]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   54.165751][  T970]  ops_init (net/core/net_namespace.c:137)
[   54.165852][  T970]  setup_net (net/core/net_namespace.c:446)
[   54.165951][  T970]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   54.166081][  T970]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   54.166213][  T970]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   54.166351][  T970]  copy_net_ns (net/core/net_namespace.c:579)
[   54.166490][  T970]  create_new_namespaces (kernel/nsproxy.c:132)
[   54.166622][  T970]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   54.166753][  T970]  ksys_unshare (kernel/fork.c:3243)
[   54.166882][  T970]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.167014][  T970]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   54.167145][  T970]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   54.167277][  T970]  ? __ia32_sys_open (fs/open.c:1374)
[   54.167423][  T970]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   54.167553][  T970]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   54.167683][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.167812][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.167943][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.168073][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.168235][  T970] RIP: 0033:0x7faebd36fbcb
[   54.168375][  T970] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   54.168846][  T970] RSP: 002b:00007ffc1e2e20a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   54.169043][  T970] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faebd36fbcb
[   54.169240][  T970] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   54.169448][  T970] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   54.169643][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc1e2e42d0
[   54.169837][  T970] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1e2e4889
| [   54.174774][  T970] ------------[ cut here ]------------
| [   54.174925][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/970
| [   54.175158][  T970] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.175759][  T970] Tainted: [W]=WARN
[   54.175863][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.176029][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.176202][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.176682][  T970] RSP: 0018:ffa0000001b1f8f8 EFLAGS: 00010286
[   54.176850][  T970] RAX: 00000000ffffffa6 RBX: ff11000011957c40 RCX: 1ff4000000363ee5
[   54.177045][  T970] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011957cfc
[   54.177242][  T970] RBP: ff11000017929000 R08: 1fe220000232afa1 R09: ff11000016b52e80
[   54.177451][  T970] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.177648][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017929000
[   54.177846][  T970] FS:  00007faebd0ad840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   54.178080][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.178244][  T970] CR2: 00007faebd2aec20 CR3: 0000000017310004 CR4: 0000000000771ef0
[   54.178453][  T970] PKRU: 55555554
[   54.178552][  T970] Call Trace:
[   54.178649][  T970]  <TASK>
[   54.178717][  T970]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.178848][  T970]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.178982][  T970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.179082][  T970]  register_netdevice (net/core/dev.c:11488)
[   54.179217][  T970]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   54.179387][  T970]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   54.179525][  T970]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   54.179657][  T970]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   54.179792][  T970]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   54.179926][  T970]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   54.180058][  T970]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   54.180193][  T970]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   54.180325][  T970]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   54.180525][  T970]  vti_init_net (net/ipv4/ip_vti.c:517)
[   54.180658][  T970]  ops_init (net/core/net_namespace.c:137)
[   54.180758][  T970]  setup_net (net/core/net_namespace.c:446)
[   54.180858][  T970]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   54.180991][  T970]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   54.181122][  T970]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   54.181257][  T970]  copy_net_ns (net/core/net_namespace.c:579)
[   54.181451][  T970]  create_new_namespaces (kernel/nsproxy.c:132)
[   54.181587][  T970]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   54.181720][  T970]  ksys_unshare (kernel/fork.c:3243)
[   54.181855][  T970]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.181986][  T970]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   54.182117][  T970]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   54.182250][  T970]  ? __ia32_sys_open (fs/open.c:1374)
[   54.182445][  T970]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   54.182629][  T970]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   54.182762][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.182893][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.183027][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.183160][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.183324][  T970] RIP: 0033:0x7faebd36fbcb
[   54.183528][  T970] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   54.184000][  T970] RSP: 002b:00007ffc1e2e20a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   54.184199][  T970] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faebd36fbcb
[   54.184459][  T970] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   54.184654][  T970] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   54.184850][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc1e2e42d0
[   54.185049][  T970] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1e2e4889
| [   54.196318][  T970] ------------[ cut here ]------------
| [   54.196482][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/970
| [   54.196706][  T970] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.197282][  T970] Tainted: [W]=WARN
[   54.197388][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.197554][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.197728][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.198194][  T970] RSP: 0018:ffa0000001b1fa78 EFLAGS: 00010286
[   54.198363][  T970] RAX: 00000000ffffffa6 RBX: ff1100000c5a3540 RCX: 1ff4000000363f15
[   54.198565][  T970] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a35fc
[   54.198762][  T970] RBP: ff110000090ec000 R08: 1fe22000018b46c1 R09: ff11000016b52e80
[   54.198957][  T970] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.199151][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000090ec000
[   54.199354][  T970] FS:  00007faebd0ad840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   54.199590][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.199754][  T970] CR2: 00007faebd2aec20 CR3: 0000000017310004 CR4: 0000000000771ef0
[   54.199953][  T970] PKRU: 55555554
[   54.200051][  T970] Call Trace:
[   54.200148][  T970]  <TASK>
[   54.200217][  T970]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.200354][  T970]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.200491][  T970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.200590][  T970]  register_netdevice (net/core/dev.c:11488)
[   54.200722][  T970]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   54.200883][  T970]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.201017][  T970]  register_netdev (net/core/dev.c:11552)
[   54.201147][  T970]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   54.201280][  T970]  ops_init (net/core/net_namespace.c:137)
[   54.201389][  T970]  setup_net (net/core/net_namespace.c:446)
[   54.201491][  T970]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   54.201621][  T970]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   54.201751][  T970]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   54.201884][  T970]  copy_net_ns (net/core/net_namespace.c:579)
[   54.202017][  T970]  create_new_namespaces (kernel/nsproxy.c:132)
[   54.202150][  T970]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   54.202284][  T970]  ksys_unshare (kernel/fork.c:3243)
[   54.202438][  T970]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.202570][  T970]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   54.202701][  T970]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   54.202834][  T970]  ? __ia32_sys_open (fs/open.c:1374)
[   54.202966][  T970]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   54.203100][  T970]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   54.203243][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.203381][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.203520][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.203652][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.203815][  T970] RIP: 0033:0x7faebd36fbcb
[   54.203951][  T970] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   54.204428][  T970] RSP: 002b:00007ffc1e2e20a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   54.204625][  T970] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faebd36fbcb
[   54.204821][  T970] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   54.205018][  T970] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   54.205213][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc1e2e42d0
[   54.205418][  T970] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1e2e4889
| [   54.209539][  T970] ------------[ cut here ]------------
| [   54.209673][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/970
| [   54.209897][  T970] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.210516][  T970] Tainted: [W]=WARN
[   54.210617][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.210781][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.210950][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.211425][  T970] RSP: 0018:ffa0000001b1fa68 EFLAGS: 00010286
[   54.211593][  T970] RAX: 00000000ffffffa6 RBX: ff110000119578c0 RCX: 1ff4000000363f13
[   54.211789][  T970] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001195797c
[   54.211986][  T970] RBP: ff1100000aa91000 R08: 1fe220000232af31 R09: ff11000016b52e80
[   54.212182][  T970] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.212382][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aa91000
[   54.212584][  T970] FS:  00007faebd0ad840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   54.212812][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.212977][  T970] CR2: 00007faebd2aec20 CR3: 0000000017310004 CR4: 0000000000771ef0
[   54.213172][  T970] PKRU: 55555554
[   54.213271][  T970] Call Trace:
[   54.213375][  T970]  <TASK>
[   54.213449][  T970]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.213580][  T970]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.213711][  T970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.213813][  T970]  register_netdevice (net/core/dev.c:11488)
[   54.213944][  T970]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   54.214109][  T970]  register_netdev (net/core/dev.c:11552)
[   54.214240][  T970]  sit_init_net (net/ipv6/sit.c:1860)
[   54.214378][  T970]  ops_init (net/core/net_namespace.c:137)
[   54.214483][  T970]  setup_net (net/core/net_namespace.c:446)
[   54.214581][  T970]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   54.214712][  T970]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   54.214842][  T970]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   54.214974][  T970]  copy_net_ns (net/core/net_namespace.c:579)
[   54.215105][  T970]  create_new_namespaces (kernel/nsproxy.c:132)
[   54.215238][  T970]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   54.215374][  T970]  ksys_unshare (kernel/fork.c:3243)
[   54.215509][  T970]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.215641][  T970]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   54.215772][  T970]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   54.215902][  T970]  ? __ia32_sys_open (fs/open.c:1374)
[   54.216036][  T970]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   54.216166][  T970]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   54.216296][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.216434][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.216564][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.216696][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.216857][  T970] RIP: 0033:0x7faebd36fbcb
[   54.216992][  T970] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   54.217462][  T970] RSP: 002b:00007ffc1e2e20a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   54.217660][  T970] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faebd36fbcb
[   54.217855][  T970] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   54.218050][  T970] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   54.218244][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc1e2e42d0
[   54.218447][  T970] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1e2e4889
| [   54.223060][  T970] ------------[ cut here ]------------
| [   54.223193][  T970] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/970
| [   54.223428][  T970] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.223992][  T970] Tainted: [W]=WARN
[   54.224093][  T970] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.224255][  T970] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.224434][  T970] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.224898][  T970] RSP: 0018:ffa0000001b1fa78 EFLAGS: 00010286
[   54.225066][  T970] RAX: 00000000ffffffa6 RBX: ff1100000a357540 RCX: 1ff4000000363f15
[   54.225262][  T970] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a3575fc
[   54.225466][  T970] RBP: ff1100000f944000 R08: 1fe220000146aec1 R09: ff11000016b52e80
[   54.225660][  T970] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.225856][  T970] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f944000
[   54.226052][  T970] FS:  00007faebd0ad840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   54.226282][  T970] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.226457][  T970] CR2: 00007faebd2aec20 CR3: 0000000017310004 CR4: 0000000000771ef0
[   54.226656][  T970] PKRU: 55555554
[   54.226754][  T970] Call Trace:
[   54.226852][  T970]  <TASK>
[   54.226919][  T970]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.227054][  T970]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.227184][  T970]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.227284][  T970]  register_netdevice (net/core/dev.c:11488)
[   54.227424][  T970]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   54.227588][  T970]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.227721][  T970]  register_netdev (net/core/dev.c:11552)
[   54.227849][  T970]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   54.227981][  T970]  ops_init (net/core/net_namespace.c:137)
[   54.228080][  T970]  setup_net (net/core/net_namespace.c:446)
[   54.228180][  T970]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   54.228311][  T970]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   54.228451][  T970]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   54.228585][  T970]  copy_net_ns (net/core/net_namespace.c:579)
[   54.228719][  T970]  create_new_namespaces (kernel/nsproxy.c:132)
[   54.228852][  T970]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   54.228984][  T970]  ksys_unshare (kernel/fork.c:3243)
[   54.229114][  T970]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.229246][  T970]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   54.229386][  T970]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   54.229520][  T970]  ? __ia32_sys_open (fs/open.c:1374)
[   54.229653][  T970]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   54.229783][  T970]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   54.229914][  T970]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.230045][  T970]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.230177][  T970]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.230308][  T970]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.230483][  T970] RIP: 0033:0x7faebd36fbcb
[   54.230617][  T970] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   54.231080][  T970] RSP: 002b:00007ffc1e2e20a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   54.231278][  T970] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faebd36fbcb
[   54.231486][  T970] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   54.231679][  T970] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   54.231874][  T970] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc1e2e42d0
[   54.232069][  T970] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1e2e4889
| [   54.270198][  T971] ------------[ cut here ]------------
| [   54.270393][  T971] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/971
| [   54.270676][  T971] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.271328][  T971] Tainted: [W]=WARN
[   54.271497][  T971] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.271707][  T971] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.271925][  T971] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.272554][  T971] RSP: 0018:ffa0000001b1f020 EFLAGS: 00010286
[   54.272846][  T971] RAX: 00000000ffffffa6 RBX: ff11000011a291c0 RCX: 1ff4000000363dca
[   54.273150][  T971] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011a2927c
[   54.273499][  T971] RBP: ff11000007d19000 R08: 1fe2200002345251 R09: ff11000016b55158
[   54.273733][  T971] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   54.273971][  T971] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.274213][  T971] FS:  00007f868c01f840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   54.274517][  T971] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.274725][  T971] CR2: 00000000187e6988 CR3: 0000000011835003 CR4: 0000000000771ef0
[   54.274967][  T971] PKRU: 55555554
[   54.275109][  T971] Call Trace:
[   54.275255][  T971]  <TASK>
[   54.275381][  T971]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.275563][  T971]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.275708][  T971]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.275882][  T971]  __dev_notify_flags (net/core/dev.c:9787)
[   54.276060][  T971]  ? netif_change_name (net/core/dev.c:1495)
[   54.276235][  T971]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.276434][  T971]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.276613][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.276790][  T971]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   54.276969][  T971]  netif_change_flags (net/core/dev.c:9820)
[   54.277147][  T971]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.277325][  T971]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.277526][  T971]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.277709][  T971]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.277919][  T971]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.278096][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.278273][  T971]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.278467][  T971]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.278646][  T971]  ? __kernel_text_address (kernel/extable.c:79)
[   54.278824][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.279008][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.279186][  T971]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.279376][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.279560][  T971]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.279735][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.279913][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.280091][  T971]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.280269][  T971]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   54.280466][  T971]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.280645][  T971]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.280825][  T971]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.281006][  T971]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.281186][  T971]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.281377][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.281557][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.281736][  T971]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.281915][  T971]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.282093][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.282273][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.282466][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.282645][  T971]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.282822][  T971]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.283002][  T971]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.283184][  T971]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.283378][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.283560][  T971]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.283736][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.283915][  T971]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.284093][  T971]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.284273][  T971]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.284473][  T971]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.284656][  T971]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.284839][  T971]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.285015][  T971]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.285196][  T971]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.285388][  T971]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.285576][  T971]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.285755][  T971]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.285937][  T971]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.286116][  T971]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.286298][  T971]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.286499][  T971]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.286675][  T971]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.286882][  T971]  ? move_addr_to_kernel (net/socket.c:258)
[   54.287063][  T971]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.287246][  T971]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.287446][  T971]  ___sys_sendmsg (net/socket.c:2752)
[   54.287625][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.287836][  T971]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.288026][  T971]  __sys_sendmsg (net/socket.c:2784)
[   54.288205][  T971]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.288394][  T971]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.288615][  T971]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.288796][  T971]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.288975][  T971]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.289151][  T971]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.289327][  T971]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.289527][  T971]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.289738][  T971] RIP: 0033:0x7f868c25908e
[   54.289921][  T971] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.290447][  T971] RSP: 002b:00007ffe49aeceb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.290690][  T971] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f868c25908e
[   54.290930][  T971] RDX: 0000000000000000 RSI: 00007ffe49aecf60 RDI: 0000000000000005
[   54.291178][  T971] RBP: 00007ffe49aecec0 R08: 0000000000000000 R09: 0000000000000000
[   54.291440][  T971] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48b
[   54.291680][  T971] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe49aed630
| [   54.402390][  T974] ------------[ cut here ]------------
| [   54.402613][  T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974
| [   54.402901][  T974] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.403614][  T974] Tainted: [W]=WARN
[   54.403764][  T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.403981][  T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.404210][  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
[   54.404760][  T974] RSP: 0018:ffa0000001b4ee30 EFLAGS: 00010286
[   54.404985][  T974] RAX: 00000000ffffffa6 RBX: ff11000011979000 RCX: 1ff4000000369d8c
[   54.405235][  T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119790bc
[   54.405505][  T974] RBP: ff1100001747c000 R08: 1fe220000232f219 R09: ff110000133d5180
[   54.405756][  T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.406004][  T974] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d602700
[   54.406258][  T974] FS:  00007ff4ff56d840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   54.406564][  T974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.406782][  T974] CR2: 00007f411e46d2a0 CR3: 000000000fb01006 CR4: 0000000000771ef0
[   54.407035][  T974] PKRU: 55555554
[   54.407186][  T974] Call Trace:
[   54.407337][  T974]  <TASK>
[   54.407478][  T974]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.407665][  T974]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.407815][  T974]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   54.408036][  T974]  __dev_notify_flags (net/core/dev.c:9787)
[   54.408223][  T974]  ? netif_change_name (net/core/dev.c:1495)
[   54.408427][  T974]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.408613][  T974]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.408796][  T974]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.408983][  T974]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   54.409170][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.409368][  T974]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.409571][  T974]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   54.409754][  T974]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.409938][  T974]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   54.410124][  T974]  veth_newlink (drivers/net/veth.c:1871)
[   54.410311][  T974]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   54.410515][  T974]  ? kasan_save_stack (mm/kasan/common.c:57)
[   54.410703][  T974]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.410886][  T974]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   54.411086][  T974]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   54.411270][  T974]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   54.411474][  T974]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   54.411662][  T974]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   54.411847][  T974]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.412035][  T974]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.412221][  T974]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.412427][  T974]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.412612][  T974]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.412803][  T974]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.412992][  T974]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.413177][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.413374][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.413568][  T974]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.413750][  T974]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.413934][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.414122][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.414309][  T974]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.414513][  T974]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.414697][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.414880][  T974]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.415065][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.415253][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.415459][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.415647][  T974]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.415831][  T974]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.416016][  T974]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.416205][  T974]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.416403][  T974]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.416601][  T974]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.416786][  T974]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.416969][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.417154][  T974]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.417343][  T974]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.417549][  T974]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.417738][  T974]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.417926][  T974]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.418109][  T974]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.418325][  T974]  ? move_addr_to_kernel (net/socket.c:258)
[   54.418536][  T974]  ___sys_sendmsg (net/socket.c:2752)
[   54.418719][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.418904][  T974]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.419099][  T974]  ? 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))
[   54.419284][  T974]  __sys_sendmsg (net/socket.c:2784)
[   54.419492][  T974]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.419685][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.419871][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.420057][  T974]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.420241][  T974]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.420447][  T974]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.420635][  T974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.420850][  T974] RIP: 0033:0x7ff4ff7a708e
[   54.421042][  T974] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.421595][  T974] RSP: 002b:00007ffc3f50d880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.421852][  T974] RAX: ffffffffffffffda RBX: 00007ffc3f50e020 RCX: 00007ff4ff7a708e
[   54.422103][  T974] RDX: 0000000000000000 RSI: 00007ffc3f50d930 RDI: 0000000000000005
[   54.422368][  T974] RBP: 00007ffc3f50d890 R08: 0000000000000000 R09: 0000000000000000
[   54.422632][  T974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48b
[   54.422885][  T974] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3f50dff0
| [   54.437622][  T974] ------------[ cut here ]------------
| [   54.437818][  T974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/974
| [   54.438109][  T974] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.439459][  T974] Tainted: [W]=WARN
[   54.439668][  T974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.439942][  T974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.440225][  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
[   54.440836][  T974] RSP: 0018:ffa0000001b4f1b0 EFLAGS: 00010286
[   54.441115][  T974] RAX: 00000000ffffffa6 RBX: ff1100000a2571c0 RCX: 1ff4000000369dfc
[   54.441445][  T974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a25727c
[   54.441754][  T974] RBP: ff1100000b6fc000 R08: 1fe220000144ae51 R09: ff110000133d5180
[   54.442065][  T974] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.442385][  T974] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   54.442704][  T974] FS:  00007ff4ff56d840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   54.443050][  T974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.443329][  T974] CR2: 00007f411e46d2a0 CR3: 000000000fb01006 CR4: 0000000000771ef0
[   54.443659][  T974] PKRU: 55555554
[   54.443866][  T974] Call Trace:
[   54.444071][  T974]  <TASK>
[   54.444248][  T974]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.444510][  T974]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.444721][  T974]  __dev_notify_flags (net/core/dev.c:9787)
[   54.444964][  T974]  ? netif_change_name (net/core/dev.c:1495)
[   54.445212][  T974]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   54.445481][  T974]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   54.445736][  T974]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   54.445982][  T974]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   54.446315][  T974]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.446583][  T974]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.446826][  T974]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.447073][  T974]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.447319][  T974]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.447584][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.447823][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.448064][  T974]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.448304][  T974]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.448565][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.448815][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.449058][  T974]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.449301][  T974]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.449564][  T974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.449808][  T974]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.450050][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.450293][  T974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.450558][  T974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.450792][  T974]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.451036][  T974]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.451229][  T974]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.451439][  T974]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.451625][  T974]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.451815][  T974]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.452004][  T974]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.452193][  T974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.452395][  T974]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.452596][  T974]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.452782][  T974]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.452970][  T974]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.453157][  T974]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.453356][  T974]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.453580][  T974]  ? move_addr_to_kernel (net/socket.c:258)
[   54.453776][  T974]  ___sys_sendmsg (net/socket.c:2752)
[   54.453960][  T974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.454146][  T974]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.454355][  T974]  ? 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))
[   54.454553][  T974]  __sys_sendmsg (net/socket.c:2784)
[   54.454743][  T974]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.454932][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.455121][  T974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.455305][  T974]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.455507][  T974]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.455692][  T974]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.455878][  T974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.456096][  T974] RIP: 0033:0x7ff4ff7a708e
[   54.456288][  T974] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.456845][  T974] RSP: 002b:00007ffc3f50d880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.457100][  T974] RAX: ffffffffffffffda RBX: 00007ffc3f50e020 RCX: 00007ff4ff7a708e
[   54.457363][  T974] RDX: 0000000000000000 RSI: 00007ffc3f50d930 RDI: 0000000000000005
[   54.457625][  T974] RBP: 00007ffc3f50d890 R08: 0000000000000000 R09: 0000000000000000
[   54.457876][  T974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48b
[   54.458127][  T974] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3f50dff0
| [   54.515987][  T975] ------------[ cut here ]------------
| [   54.516236][  T975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/975
| [   54.516508][  T975] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.517075][  T975] Tainted: [W]=WARN
[   54.517175][  T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.517339][  T975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.517528][  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
[   54.518004][  T975] RSP: 0018:ffa0000001b5eff8 EFLAGS: 00010286
[   54.518171][  T975] RAX: 00000000ffffffa6 RBX: ff1100000971eac0 RCX: 1ff400000036bdc5
[   54.518431][  T975] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971eb7c
[   54.518622][  T975] RBP: ff1100000b6fc000 R08: 1fe22000012e3d71 R09: ff1100000e8f8b58
[   54.518812][  T975] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.519004][  T975] R13: 0000000000000000 R14: ffa0000001b5f140 R15: ff1100000b7edc50
[   54.519195][  T975] FS:  00007f95a1d4a840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   54.519478][  T975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.519641][  T975] CR2: 00007fffd34fee78 CR3: 000000000c320003 CR4: 0000000000771ef0
[   54.519832][  T975] PKRU: 55555554
[   54.519928][  T975] Call Trace:
[   54.520026][  T975]  <TASK>
[   54.520093][  T975]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   54.520277][  T975]  __dev_change_net_namespace (net/core/dev.c:12635)
[   54.520500][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.520632][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.520762][  T975]  ? default_device_exit_batch (net/core/dev.c:13091)
[   54.520920][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.521047][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.521174][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.521303][  T975]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   54.521506][  T975]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   54.521636][  T975]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   54.521767][  T975]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   54.521898][  T975]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.522031][  T975]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.522195][  T975]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.522385][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.522523][  T975]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.522734][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.522864][  T975]  ? __kernel_text_address (kernel/extable.c:79)
[   54.523161][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.523293][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.523700][  T975]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.523832][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.524408][  T975]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.524626][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.524755][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.524884][  T975]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.525014][  T975]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   54.525143][  T975]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.525272][  T975]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.525504][  T975]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.525633][  T975]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.525765][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.525899][  T975]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.526030][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.526158][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.526285][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.526590][  T975]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.526803][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.527017][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.527146][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.527444][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.527573][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.527702][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.527829][  T975]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.527957][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.528085][  T975]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.528212][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.528406][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.528540][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.528667][  T975]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.528794][  T975]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.528923][  T975]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.529138][  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))
[   54.529264][  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))
[   54.529464][  T975]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.529594][  T975]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.529724][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.529854][  T975]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.530067][  T975]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.530196][  T975]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.530326][  T975]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.530512][  T975]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.530640][  T975]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.530796][  T975]  ? move_addr_to_kernel (net/socket.c:258)
[   54.531009][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.531137][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.531264][  T975]  ___sys_sendmsg (net/socket.c:2752)
[   54.531482][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.531639][  T975]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.531779][  T975]  __sys_sendmsg (net/socket.c:2784)
[   54.531906][  T975]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.532034][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.532194][  T975]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.532326][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.532545][  T975]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.532674][  T975]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.532801][  T975]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.532928][  T975]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.533087][  T975] RIP: 0033:0x7f95a1f8408e
[   54.533312][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.533962][  T975] RSP: 002b:00007ffce3a4be10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.534159][  T975] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f95a1f8408e
[   54.534475][  T975] RDX: 0000000000000000 RSI: 00007ffce3a4bec0 RDI: 0000000000000005
[   54.534669][  T975] RBP: 00007ffce3a4be20 R08: 0000000000000000 R09: 0000000000000000
[   54.534856][  T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48b
[   54.535212][  T975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3a4c580
| [   54.542905][  T975] ------------[ cut here ]------------
| [   54.543051][  T975] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/975
| [   54.543283][  T975] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.544062][  T975] Tainted: [W]=WARN
[   54.544160][  T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.544321][  T975] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.544554][  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
[   54.545014][  T975] RSP: 0018:ffa0000001b5efc0 EFLAGS: 00010286
[   54.545176][  T975] RAX: 00000000ffffffa6 RBX: ff11000016bdac80 RCX: 1ff400000036bdbe
[   54.545438][  T975] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bdad3c
[   54.545631][  T975] RBP: ff1100000b6fc000 R08: 1fe2200002d7b5a9 R09: ff1100000e8f8b58
[   54.545824][  T975] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.546019][  T975] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b7edc50
[   54.546216][  T975] FS:  00007f95a1d4a840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   54.546531][  T975] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.546694][  T975] CR2: 00007fd8a0daf388 CR3: 000000000c320006 CR4: 0000000000771ef0
[   54.546890][  T975] PKRU: 55555554
[   54.546990][  T975] Call Trace:
[   54.547087][  T975]  <TASK>
[   54.547156][  T975]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.547287][  T975]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.547519][  T975]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.547619][  T975]  __dev_change_net_namespace (net/core/dev.c:12695)
[   54.547782][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.547911][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.548045][  T975]  ? default_device_exit_batch (net/core/dev.c:13091)
[   54.548204][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.548334][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.548538][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.548669][  T975]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   54.548800][  T975]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   54.548928][  T975]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   54.549058][  T975]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   54.549189][  T975]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.549319][  T975]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.549544][  T975]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.549672][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.549802][  T975]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.549936][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.550069][  T975]  ? __kernel_text_address (kernel/extable.c:79)
[   54.550199][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.550336][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.550539][  T975]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.550668][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.550797][  T975]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.550925][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.551054][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.551271][  T975]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.551507][  T975]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   54.551636][  T975]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.551766][  T975]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.551897][  T975]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.552027][  T975]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.552163][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.552296][  T975]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.552533][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.552663][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.552791][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.552921][  T975]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.553053][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.553185][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.553381][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.553517][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.553650][  T975]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.553780][  T975]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.553912][  T975]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.554045][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.554175][  T975]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.554307][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.554511][  T975]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.554640][  T975]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.554770][  T975]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.554901][  T975]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.555033][  T975]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.555166][  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))
[   54.555294][  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))
[   54.555522][  T975]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.555652][  T975]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.555783][  T975]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.555914][  T975]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.556049][  T975]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.556179][  T975]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.556311][  T975]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.556535][  T975]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.556666][  T975]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.556827][  T975]  ? move_addr_to_kernel (net/socket.c:258)
[   54.556959][  T975]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.557094][  T975]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.557496][  T975]  ___sys_sendmsg (net/socket.c:2752)
[   54.557627][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.557790][  T975]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.557934][  T975]  __sys_sendmsg (net/socket.c:2784)
[   54.558067][  T975]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.558196][  T975]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.558536][  T975]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.558667][  T975]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.558966][  T975]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.559097][  T975]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.559228][  T975]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.559447][  T975]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.559608][  T975] RIP: 0033:0x7f95a1f8408e
[   54.559745][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.560210][  T975] RSP: 002b:00007ffce3a4be10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.560511][  T975] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f95a1f8408e
[   54.560705][  T975] RDX: 0000000000000000 RSI: 00007ffce3a4bec0 RDI: 0000000000000005
[   54.560897][  T975] RBP: 00007ffce3a4be20 R08: 0000000000000000 R09: 0000000000000000
[   54.561094][  T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48b
[   54.561551][  T975] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3a4c580
| [   54.606854][  T978] ------------[ cut here ]------------
| [   54.607042][  T978] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/978
| [   54.607314][  T978] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.607999][  T978] Tainted: [W]=WARN
[   54.608143][  T978] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.608363][  T978] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.608592][  T978] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.609095][  T978] RSP: 0018:ffa000000196f020 EFLAGS: 00010286
[   54.609304][  T978] RAX: 00000000ffffffa6 RBX: ff1100000c87ec80 RCX: 1ff400000032ddca
[   54.609563][  T978] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c87ed3c
[   54.609801][  T978] RBP: ff1100000b6fc000 R08: 1fe220000190fda9 R09: ff1100000f8b8b58
[   54.610040][  T978] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   54.610277][  T978] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.610537][  T978] FS:  00007fe937639840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   54.610811][  T978] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.611020][  T978] CR2: 000000001b4b5988 CR3: 0000000017805006 CR4: 0000000000771ef0
[   54.611264][  T978] PKRU: 55555554
[   54.611426][  T978] Call Trace:
[   54.611573][  T978]  <TASK>
[   54.611688][  T978]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.611868][  T978]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.612014][  T978]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.612193][  T978]  __dev_notify_flags (net/core/dev.c:9787)
[   54.612385][  T978]  ? netif_change_name (net/core/dev.c:1495)
[   54.612570][  T978]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.612749][  T978]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.612924][  T978]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.613103][  T978]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   54.613285][  T978]  netif_change_flags (net/core/dev.c:9820)
[   54.613488][  T978]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.613669][  T978]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.613855][  T978]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.614034][  T978]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.614245][  T978]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.614440][  T978]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.614620][  T978]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.614796][  T978]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.614977][  T978]  ? __kernel_text_address (kernel/extable.c:79)
[   54.615155][  T978]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.615333][  T978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.615532][  T978]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.615710][  T978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.615888][  T978]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.616064][  T978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.616239][  T978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.616438][  T978]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.616618][  T978]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   54.616794][  T978]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.616973][  T978]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.617151][  T978]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.617329][  T978]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.617536][  T978]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.617717][  T978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.617894][  T978]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.618071][  T978]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.618246][  T978]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.618471][  T978]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.618653][  T978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.618828][  T978]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.619006][  T978]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.619189][  T978]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.619379][  T978]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.619561][  T978]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.619739][  T978]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.619915][  T978]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.620095][  T978]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.620277][  T978]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.620472][  T978]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.620654][  T978]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.620832][  T978]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.621009][  T978]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.621189][  T978]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.621379][  T978]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.621565][  T978]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.621743][  T978]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.621925][  T978]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.622104][  T978]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.622283][  T978]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.622483][  T978]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.622667][  T978]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.622846][  T978]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.623022][  T978]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.623228][  T978]  ? move_addr_to_kernel (net/socket.c:258)
[   54.623429][  T978]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.623607][  T978]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.623785][  T978]  ___sys_sendmsg (net/socket.c:2752)
[   54.623961][  T978]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.624168][  T978]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.624371][  T978]  __sys_sendmsg (net/socket.c:2784)
[   54.624556][  T978]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.624734][  T978]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.624945][  T978]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.625122][  T978]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.625301][  T978]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.625501][  T978]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.625678][  T978]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.625857][  T978]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.626068][  T978] RIP: 0033:0x7fe93787308e
[   54.626253][  T978] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.626783][  T978] RSP: 002b:00007ffd6fbb5690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.627026][  T978] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe93787308e
[   54.627271][  T978] RDX: 0000000000000000 RSI: 00007ffd6fbb5740 RDI: 0000000000000005
[   54.627531][  T978] RBP: 00007ffd6fbb56a0 R08: 0000000000000000 R09: 0000000000000000
[   54.627770][  T978] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48b
[   54.628012][  T978] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6fbb5e10
| [   54.735459][  T981] ------------[ cut here ]------------
| [   54.735618][  T981] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/981
| [   54.735858][  T981] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.736434][  T981] Tainted: [W]=WARN
[   54.736532][  T981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.736694][  T981] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.736862][  T981] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.737312][  T981] RSP: 0018:ffa0000001b6eff8 EFLAGS: 00010286
[   54.737495][  T981] RAX: 00000000ffffffa6 RBX: ff11000012e23c40 RCX: 1ff400000036ddc5
[   54.737689][  T981] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e23cfc
[   54.737880][  T981] RBP: ff1100001747c000 R08: 1fe22000025c47a1 R09: ff1100001729d158
[   54.738072][  T981] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.738262][  T981] R13: 0000000000000000 R14: ffa0000001b6f140 R15: ff1100000bffe6d0
[   54.738518][  T981] FS:  00007fefbba00840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   54.738748][  T981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.738910][  T981] CR2: 00007fefbbcd01a0 CR3: 000000000eac6002 CR4: 0000000000771ef0
[   54.739104][  T981] PKRU: 55555554
[   54.739200][  T981] Call Trace:
[   54.739295][  T981]  <TASK>
[   54.739422][  T981]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   54.739551][  T981]  __dev_change_net_namespace (net/core/dev.c:12635)
[   54.739749][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.739878][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.740007][  T981]  ? default_device_exit_batch (net/core/dev.c:13091)
[   54.740165][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.740292][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.740431][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.740559][  T981]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   54.740688][  T981]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   54.740817][  T981]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   54.740948][  T981]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   54.741077][  T981]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.741204][  T981]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.741367][  T981]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.741498][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.741624][  T981]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.741752][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.741879][  T981]  ? __kernel_text_address (kernel/extable.c:79)
[   54.742007][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.742136][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.742261][  T981]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.742398][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.742531][  T981]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.742658][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.742786][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.742913][  T981]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.743041][  T981]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   54.743169][  T981]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.743296][  T981]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.743433][  T981]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.743560][  T981]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.743692][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.743822][  T981]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.743952][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.744082][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.744209][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.744337][  T981]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.744478][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.744607][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.744733][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.744861][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.744988][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.745117][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.745244][  T981]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.745376][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.745509][  T981]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.745634][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.745763][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.745889][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.746020][  T981]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.746147][  T981]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.746274][  T981]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.746412][  T981]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.746545][  T981]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.746674][  T981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.746803][  T981]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.746929][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.747060][  T981]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.747188][  T981]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.747316][  T981]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.747454][  T981]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.747583][  T981]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.747710][  T981]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.747866][  T981]  ? move_addr_to_kernel (net/socket.c:258)
[   54.747998][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.748125][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.748254][  T981]  ___sys_sendmsg (net/socket.c:2752)
[   54.748387][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.748550][  T981]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.748690][  T981]  __sys_sendmsg (net/socket.c:2784)
[   54.748818][  T981]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.748947][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.749109][  T981]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.749236][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.749370][  T981]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.749504][  T981]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.749631][  T981]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.749760][  T981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.749919][  T981] RIP: 0033:0x7fefbbc3a08e
[   54.750055][  T981] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.750521][  T981] RSP: 002b:00007ffed170a560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.750713][  T981] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fefbbc3a08e
[   54.750907][  T981] RDX: 0000000000000000 RSI: 00007ffed170a610 RDI: 0000000000000005
[   54.751098][  T981] RBP: 00007ffed170a570 R08: 0000000000000000 R09: 0000000000000000
[   54.751290][  T981] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48b
[   54.751488][  T981] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed170acd0
| [   54.754785][  T981] ------------[ cut here ]------------
| [   54.754963][  T981] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/981
| [   54.755239][  T981] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.755916][  T981] Tainted: [W]=WARN
[   54.756061][  T981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.756271][  T981] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.756505][  T981] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.757004][  T981] RSP: 0018:ffa0000001b6efc0 EFLAGS: 00010286
[   54.757213][  T981] RAX: 00000000ffffffa6 RBX: ff1100000b5fc3c0 RCX: 1ff400000036ddbe
[   54.757470][  T981] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fc47c
[   54.757707][  T981] RBP: ff1100001747c000 R08: 1fe22000016bf891 R09: ff1100001729d158
[   54.757944][  T981] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.758182][  T981] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bffe6d0
[   54.758445][  T981] FS:  00007fefbba00840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   54.758714][  T981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.758920][  T981] CR2: 00007fe937706574 CR3: 000000000eac6002 CR4: 0000000000771ef0
[   54.759161][  T981] PKRU: 55555554
[   54.759302][  T981] Call Trace:
[   54.759465][  T981]  <TASK>
[   54.759583][  T981]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.759763][  T981]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.759942][  T981]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.760090][  T981]  __dev_change_net_namespace (net/core/dev.c:12695)
[   54.760299][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.760494][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.760674][  T981]  ? default_device_exit_batch (net/core/dev.c:13091)
[   54.760884][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.761059][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.761236][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.761430][  T981]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   54.761607][  T981]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   54.761782][  T981]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   54.761960][  T981]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   54.762140][  T981]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.762317][  T981]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.762546][  T981]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.762721][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.762895][  T981]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.763069][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.763246][  T981]  ? __kernel_text_address (kernel/extable.c:79)
[   54.763441][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.763619][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.763793][  T981]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.763970][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.764148][  T981]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.764323][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.764519][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.764698][  T981]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.764873][  T981]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   54.765048][  T981]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.765224][  T981]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.765413][  T981]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.765594][  T981]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.765771][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.765949][  T981]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.766130][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.766304][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.766501][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.766678][  T981]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.766853][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.767031][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.767204][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.767393][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.767577][  T981]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.767753][  T981]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.767929][  T981]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.768104][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.768278][  T981]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.768470][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.768647][  T981]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.768824][  T981]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.769000][  T981]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.769176][  T981]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.769364][  T981]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.769549][  T981]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   54.769727][  T981]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   54.769906][  T981]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.770089][  T981]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.770264][  T981]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.770462][  T981]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.770639][  T981]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.770816][  T981]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.770994][  T981]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.771170][  T981]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.771358][  T981]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.771572][  T981]  ? move_addr_to_kernel (net/socket.c:258)
[   54.771749][  T981]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.771925][  T981]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.772103][  T981]  ___sys_sendmsg (net/socket.c:2752)
[   54.772277][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.772501][  T981]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.772692][  T981]  __sys_sendmsg (net/socket.c:2784)
[   54.772871][  T981]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.773045][  T981]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.773255][  T981]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.773452][  T981]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.773630][  T981]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.773807][  T981]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.773982][  T981]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.774162][  T981]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.774381][  T981] RIP: 0033:0x7fefbbc3a08e
[   54.774564][  T981] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.775058][  T981] RSP: 002b:00007ffed170a560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.775302][  T981] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fefbbc3a08e
[   54.775560][  T981] RDX: 0000000000000000 RSI: 00007ffed170a610 RDI: 0000000000000005
[   54.775798][  T981] RBP: 00007ffed170a570 R08: 0000000000000000 R09: 0000000000000000
[   54.776034][  T981] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48b
[   54.776274][  T981] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed170acd0
| [   54.809022][  T982] ------------[ cut here ]------------
| [   54.809166][  T982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/982
| [   54.809411][  T982] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.809986][  T982] Tainted: [W]=WARN
[   54.810086][  T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.810248][  T982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.810430][  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
[   54.810891][  T982] RSP: 0018:ffa0000001b2f020 EFLAGS: 00010286
[   54.811054][  T982] RAX: 00000000ffffffa6 RBX: ff110000119e8ac0 RCX: 1ff4000000365dca
[   54.811246][  T982] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119e8b7c
[   54.811450][  T982] RBP: ff1100001747c000 R08: 1fe220000233d171 R09: ff1100000f912e58
[   54.811643][  T982] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   54.811835][  T982] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.812027][  T982] FS:  00007f22c5c63840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   54.812252][  T982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.812423][  T982] CR2: 0000000040140988 CR3: 0000000009567005 CR4: 0000000000771ef0
[   54.812621][  T982] PKRU: 55555554
[   54.812719][  T982] Call Trace:
[   54.812816][  T982]  <TASK>
[   54.812883][  T982]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.813017][  T982]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.813117][  T982]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.813246][  T982]  __dev_notify_flags (net/core/dev.c:9787)
[   54.813384][  T982]  ? netif_change_name (net/core/dev.c:1495)
[   54.813521][  T982]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.813652][  T982]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.813783][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.813915][  T982]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   54.814046][  T982]  netif_change_flags (net/core/dev.c:9820)
[   54.814177][  T982]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.814307][  T982]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.814453][  T982]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.814584][  T982]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.814747][  T982]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.814879][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.815009][  T982]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.815137][  T982]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.815267][  T982]  ? __kernel_text_address (kernel/extable.c:79)
[   54.815404][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.815545][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.815675][  T982]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.815809][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.815939][  T982]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.816068][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.816197][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.816327][  T982]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.816467][  T982]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   54.816597][  T982]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.816727][  T982]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.816859][  T982]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.816991][  T982]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.817123][  T982]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.817254][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.817393][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.817525][  T982]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.817653][  T982]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.817781][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.817914][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.818043][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.818171][  T982]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.818299][  T982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.818441][  T982]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.818571][  T982]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.818700][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.818832][  T982]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.818961][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.819092][  T982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.819221][  T982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.819356][  T982]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.819489][  T982]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.819619][  T982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.819751][  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))
[   54.819882][  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))
[   54.820014][  T982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.820145][  T982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.820274][  T982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.820410][  T982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.820546][  T982]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.820677][  T982]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.820810][  T982]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.820939][  T982]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.821070][  T982]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.821231][  T982]  ? move_addr_to_kernel (net/socket.c:258)
[   54.821369][  T982]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.821504][  T982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.821635][  T982]  ___sys_sendmsg (net/socket.c:2752)
[   54.821765][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.821925][  T982]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.822067][  T982]  __sys_sendmsg (net/socket.c:2784)
[   54.822198][  T982]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.822327][  T982]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.822500][  T982]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   54.822631][  T982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.822762][  T982]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.822892][  T982]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.823022][  T982]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.823152][  T982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.823313][  T982] RIP: 0033:0x7f22c5e9d08e
[   54.823459][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.823920][  T982] RSP: 002b:00007ffffbaa2c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.824117][  T982] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f22c5e9d08e
[   54.824311][  T982] RDX: 0000000000000000 RSI: 00007ffffbaa2cd0 RDI: 0000000000000005
[   54.824516][  T982] RBP: 00007ffffbaa2c30 R08: 0000000000000000 R09: 0000000000000000
[   54.824711][  T982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   54.824903][  T982] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffbaa33a0
| [   54.826896][   T70] ------------[ cut here ]------------
| [   54.827017][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   54.827249][   T70] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.828440][   T70] Tainted: [W]=WARN
[   54.828531][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.828700][   T70] Workqueue: events_unbound linkwatch_event
[   54.828856][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.829010][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.829445][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   54.829595][   T70] RAX: 00000000ffffffa6 RBX: ff11000005091a80 RCX: 1ff4000000096f02
[   54.829772][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005091b3c
[   54.829951][   T70] RBP: ff1100001747c000 R08: 1fe2200000a12369 R09: ff11000009fe0ba8
[   54.830128][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   54.830303][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.830489][   T70] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   54.830699][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.830851][   T70] CR2: 0000000040140988 CR3: 0000000060d4d003 CR4: 0000000000771ef0
[   54.831028][   T70] PKRU: 55555554
[   54.831116][   T70] Call Trace:
[   54.831206][   T70]  <TASK>
[   54.831268][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.831393][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.831519][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.831611][   T70]  netif_state_change (net/core/dev.c:1605)
[   54.831733][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   54.831887][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   54.832006][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   54.832125][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.832247][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   54.832373][   T70]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   54.832496][   T70]  process_one_work (kernel/workqueue.c:3314)
[   54.832621][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.832744][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.832866][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.832988][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.833105][   T70]  kthread (kernel/kthread.c:436)
[   54.833195][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.833349][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.833475][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.833598][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.833750][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.833870][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.833989][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.835680][   T70] ------------[ cut here ]------------
| [   54.835860][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/70
| [   54.836171][   T70] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.836837][   T70] Tainted: [W]=WARN
[   54.836973][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.837167][   T70] Workqueue: events_unbound linkwatch_event
[   54.837396][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.837603][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.838072][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   54.838272][   T70] RAX: 00000000ffffffa6 RBX: ff11000005090ac0 RCX: 1ff4000000096f02
[   54.838522][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005090b7c
[   54.838757][   T70] RBP: ff1100000b6fc000 R08: 1fe2200000a12171 R09: ff11000009fe0ba8
[   54.838979][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   54.839202][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.839454][   T70] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   54.839710][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.839908][   T70] CR2: 0000561705c5dd5c CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   54.840135][   T70] PKRU: 55555554
[   54.840274][   T70] Call Trace:
[   54.840430][   T70]  <TASK>
[   54.840541][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.840709][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.840877][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.841018][   T70]  netif_state_change (net/core/dev.c:1605)
[   54.841188][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   54.841396][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   54.841576][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   54.841745][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.841913][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   54.842081][   T70]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   54.842248][   T70]  process_one_work (kernel/workqueue.c:3314)
[   54.842438][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.842608][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.842782][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.842955][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.843134][   T70]  kthread (kernel/kthread.c:436)
[   54.843273][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.843490][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.843659][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.843827][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.844028][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.844196][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.844378][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.944911][  T985] ------------[ cut here ]------------
| [   54.945080][  T985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/985
| [   54.945323][  T985] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.945933][  T985] Tainted: [W]=WARN
[   54.946036][  T985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.946206][  T985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.946391][  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
[   54.946884][  T985] RSP: 0018:ffa0000001b7ee90 EFLAGS: 00010286
[   54.947057][  T985] RAX: 00000000ffffffa6 RBX: ff1100000e3e0900 RCX: 1ff400000036fd98
[   54.947261][  T985] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e3e09bc
[   54.947480][  T985] RBP: ff1100000b6fc000 R08: 1fe2200001c7c139 R09: ff1100000f4dd158
[   54.947686][  T985] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   54.947889][  T985] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   54.948096][  T985] FS:  00007fb74eea2840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   54.948338][  T985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.948522][  T985] CR2: 00000000173713b8 CR3: 000000000f5cf004 CR4: 0000000000771ef0
[   54.948731][  T985] PKRU: 55555554
[   54.948835][  T985] Call Trace:
[   54.948938][  T985]  <TASK>
[   54.949010][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.949151][  T985]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.949289][  T985]  notifier_call_chain (kernel/notifier.c:85)
[   54.949438][  T985]  netdev_update_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11099 net/core/dev.c:11096)
[   54.949577][  T985]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   54.949752][  T985]  veth_xdp_set (drivers/net/veth.c:1638)
[   54.949891][  T985]  ? veth_xdp_set (drivers/net/veth.c:1608 (discriminator 2))
[   54.950027][  T985]  dev_xdp_install (net/core/dev.c:10348)
[   54.950164][  T985]  ? netif_set_xps_queue (net/core/dev.c:3063)
[   54.950306][  T985]  dev_xdp_attach (net/core/dev.c:10504)
[   54.950457][  T985]  ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2550 kernel/bpf/syscall.c:2598)
[   54.950596][  T985]  ? bpf_xdp_link_update (./include/net/netdev_lock.h:33)
[   54.950737][  T985]  ? __bpf_prog_get (kernel/bpf/syscall.c:2550)
[   54.950877][  T985]  dev_change_xdp_fd (net/core/dev.c:10759)
[   54.951015][  T985]  do_setlink.isra.0 (net/core/rtnetlink.c:3440 (discriminator 1))
[   54.951156][  T985]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.951295][  T985]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.951478][  T985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.951615][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.951757][  T985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.951894][  T985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.952031][  T985]  ? __kernel_text_address (kernel/extable.c:79)
[   54.952169][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.952310][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.952474][  T985]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.952617][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.952756][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.952894][  T985]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.953033][  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)
[   54.953172][  T985]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.953311][  T985]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.953462][  T985]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.953600][  T985]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.953741][  T985]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.953883][  T985]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.954023][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.954160][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.954296][  T985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.954443][  T985]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.954579][  T985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.954718][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.954858][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.954995][  T985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.955133][  T985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.955272][  T985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.955420][  T985]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.955559][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.955697][  T985]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.955835][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.955974][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.956111][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.956251][  T985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.956393][  T985]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.956534][  T985]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.956674][  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))
[   54.956812][  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))
[   54.956951][  T985]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.957091][  T985]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.957229][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.957373][  T985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.957518][  T985]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.957657][  T985]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.957799][  T985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.957942][  T985]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.958083][  T985]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.958256][  T985]  ? move_addr_to_kernel (net/socket.c:258)
[   54.958400][  T985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.958544][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.958684][  T985]  ___sys_sendmsg (net/socket.c:2752)
[   54.958822][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.958994][  T985]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.959146][  T985]  __sys_sendmsg (net/socket.c:2784)
[   54.959283][  T985]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.959427][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.959601][  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)
[   54.959740][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.959879][  T985]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.960017][  T985]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.960156][  T985]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.960294][  T985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.960476][  T985] RIP: 0033:0x7fb74f0dc08e
[   54.960623][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.961114][  T985] RSP: 002b:00007fff61a31560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.961324][  T985] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fb74f0dc08e
[   54.961537][  T985] RDX: 0000000000000000 RSI: 00007fff61a31610 RDI: 0000000000000005
[   54.961741][  T985] RBP: 00007fff61a31570 R08: 0000000000000000 R09: 0000000000000000
[   54.961947][  T985] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   54.962155][  T985] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff61a31ce0
| [   54.980654][  T985] ------------[ cut here ]------------
| [   54.980811][  T985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/985
| [   54.981045][  T985] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   54.981621][  T985] Tainted: [W]=WARN
[   54.981720][  T985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.981886][  T985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.982053][  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
[   54.982525][  T985] RSP: 0018:ffa0000001b7f0a0 EFLAGS: 00010286
[   54.982687][  T985] RAX: 00000000ffffffa6 RBX: ff1100000e3e03c0 RCX: 1ff400000036fdda
[   54.982882][  T985] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e3e047c
[   54.983078][  T985] RBP: ff1100001747c000 R08: 1fe2200001c7c091 R09: ff1100000f4dd158
[   54.983271][  T985] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   54.983477][  T985] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fc311e4
[   54.983674][  T985] FS:  00007fb74eea2840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   54.983900][  T985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.984066][  T985] CR2: 00000000173713b8 CR3: 000000000f5cf004 CR4: 0000000000771ef0
[   54.984263][  T985] PKRU: 55555554
[   54.984367][  T985] Call Trace:
[   54.984472][  T985]  <TASK>
[   54.984540][  T985]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.984670][  T985]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.984801][  T985]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.984902][  T985]  netif_state_change (net/core/dev.c:1605)
[   54.985034][  T985]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   54.985197][  T985]  ? dev_change_xdp_fd (net/core/dev.c:10759)
[   54.985329][  T985]  do_setlink.isra.0 (net/core/rtnetlink.c:3453)
[   54.985473][  T985]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.985605][  T985]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.985768][  T985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.985898][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.986030][  T985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.986160][  T985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.986291][  T985]  ? __kernel_text_address (kernel/extable.c:79)
[   54.986433][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.986568][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.986698][  T985]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.986827][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.986956][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.987087][  T985]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.987217][  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)
[   54.987356][  T985]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.987490][  T985]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.987624][  T985]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.987754][  T985]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.987888][  T985]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.988024][  T985]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.988157][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.988286][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.988425][  T985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.988555][  T985]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.988685][  T985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.988819][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.988949][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.989080][  T985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.989212][  T985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.989351][  T985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.989487][  T985]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.989617][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.989747][  T985]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.989877][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.990010][  T985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.990140][  T985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.990271][  T985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.990410][  T985]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.990544][  T985]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.990679][  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))
[   54.990810][  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))
[   54.990942][  T985]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.991074][  T985]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.991205][  T985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.991336][  T985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.991481][  T985]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.991612][  T985]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.991745][  T985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.991879][  T985]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.992011][  T985]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.992172][  T985]  ? move_addr_to_kernel (net/socket.c:258)
[   54.992304][  T985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.992449][  T985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.992582][  T985]  ___sys_sendmsg (net/socket.c:2752)
[   54.992713][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.992876][  T985]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.993018][  T985]  __sys_sendmsg (net/socket.c:2784)
[   54.993150][  T985]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.993280][  T985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.993458][  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)
[   54.993591][  T985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.993722][  T985]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.993853][  T985]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.993986][  T985]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.994119][  T985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.994283][  T985] RIP: 0033:0x7fb74f0dc08e
[   54.994428][  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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   54.994899][  T985] RSP: 002b:00007fff61a31560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.995096][  T985] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fb74f0dc08e
[   54.995293][  T985] RDX: 0000000000000000 RSI: 00007fff61a31610 RDI: 0000000000000005
[   54.995496][  T985] RBP: 00007fff61a31570 R08: 0000000000000000 R09: 0000000000000000
[   54.995691][  T985] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   54.995885][  T985] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff61a31ce0
| [   55.066940][  T988] ------------[ cut here ]------------
| [   55.067104][  T988] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/988
| [   55.067367][  T988] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.068000][  T988] Tainted: [W]=WARN
[   55.068109][  T988] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.068286][  T988] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.068558][  T988] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.069064][  T988] RSP: 0018:ffa0000001baefd0 EFLAGS: 00010286
[   55.069243][  T988] RAX: 00000000ffffffa6 RBX: ff110000132b4c80 RCX: 1ff4000000375dc0
[   55.069537][  T988] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132b4d3c
[   55.069751][  T988] RBP: ff110000169fa000 R08: 1fe22000026569a9 R09: ff1100000f9c5180
[   55.070085][  T988] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.070296][  T988] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000169fae44
[   55.070626][  T988] FS:  00007fcb1b5c1840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   55.070877][  T988] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.071059][  T988] CR2: 00007fcb1b7ba460 CR3: 000000000f5cd002 CR4: 0000000000771ef0
[   55.071274][  T988] PKRU: 55555554
[   55.071444][  T988] Call Trace:
[   55.071551][  T988]  <TASK>
[   55.071625][  T988]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.071770][  T988]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   55.071917][  T988]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.072025][  T988]  ? 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))
[   55.072172][  T988]  __dev_notify_flags (net/core/dev.c:9787)
[   55.072315][  T988]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.072469][  T988]  ? netif_change_name (net/core/dev.c:1495)
[   55.072613][  T988]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.072758][  T988]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   55.072903][  T988] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   55.073053][  T988]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.073199][  T988] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.073349][  T988]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.073499][  T988]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.073642][  T988]  ? nla_strscpy (lib/nlattr.c:795)
[   55.073787][  T988]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.073931][  T988]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.074076][  T988]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.074217][  T988]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.074372][  T988]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.074527][  T988]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.074671][  T988]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.074813][  T988]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.074956][  T988]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.075097][  T988]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.075241][  T988]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.075393][  T988]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.075538][  T988]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.075680][  T988]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.075822][  T988]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.075965][  T988]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.076107][  T988]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.076250][  T988]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.076396][  T988]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.076545][  T988]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.076688][  T988]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.076830][  T988]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.076974][  T988]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.077116][  T988]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.077262][  T988]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.077413][  T988]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.077561][  T988]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.077706][  T988]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.077848][  T988]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.077992][  T988]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.078136][  T988]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.078277][  T988]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.078430][  T988]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.078607][  T988]  ? move_addr_to_kernel (net/socket.c:258)
[   55.078754][  T988]  ___sys_sendmsg (net/socket.c:2752)
[   55.078895][  T988]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.079039][  T988]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.079192][  T988]  ? 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))
[   55.079336][  T988]  __sys_sendmsg (net/socket.c:2784)
[   55.079491][  T988]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.079638][  T988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.079780][  T988]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.079922][  T988]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.080065][  T988]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.080208][  T988]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.080355][  T988]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.080534][  T988] RIP: 0033:0x7fcb1b7fb08e
[   55.080685][  T988] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.081192][  T988] RSP: 002b:00007ffe2a9e3c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.081411][  T988] RAX: ffffffffffffffda RBX: 00007ffe2a9e43f0 RCX: 00007fcb1b7fb08e
[   55.081631][  T988] RDX: 0000000000000000 RSI: 00007ffe2a9e3cf0 RDI: 0000000000000005
[   55.081844][  T988] RBP: 00007ffe2a9e3c50 R08: 0000000000000000 R09: 0000000000000000
[   55.082056][  T988] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   55.082268][  T988] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2a9e43c0
| [   55.113138][  T989] ------------[ cut here ]------------
| [   55.113429][  T989] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/989
| [   55.113748][  T989] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.114437][  T989] Tainted: [W]=WARN
[   55.114586][  T989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.114798][  T989] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.115018][  T989] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.115555][  T989] RSP: 0018:ffa0000001bbf020 EFLAGS: 00010286
[   55.115769][  T989] RAX: 00000000ffffffa6 RBX: ff110000133cb380 RCX: 1ff4000000377dca
[   55.116012][  T989] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133cb43c
[   55.116255][  T989] RBP: ff110000169fa000 R08: 1fe2200002679689 R09: ff1100000f908b58
[   55.116524][  T989] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   55.116767][  T989] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.117012][  T989] FS:  00007fcd487eb840(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   55.117289][  T989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.117616][  T989] CR2: 00000000162a3988 CR3: 0000000012d67005 CR4: 0000000000771ef0
[   55.117934][  T989] PKRU: 55555554
[   55.118134][  T989] Call Trace:
[   55.118385][  T989]  <TASK>
[   55.118598][  T989]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.118853][  T989]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.119062][  T989]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.119238][  T989]  __dev_notify_flags (net/core/dev.c:9787)
[   55.119438][  T989]  ? netif_change_name (net/core/dev.c:1495)
[   55.119623][  T989]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.119803][  T989]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.119981][  T989]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.120163][  T989]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   55.120360][  T989]  netif_change_flags (net/core/dev.c:9820)
[   55.120553][  T989]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.120739][  T989]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.120923][  T989]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.121106][  T989]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.121318][  T989]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.121522][  T989]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.121705][  T989]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.121886][  T989]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.122067][  T989]  ? __kernel_text_address (kernel/extable.c:79)
[   55.122249][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.122454][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.122635][  T989]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.122815][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.122996][  T989]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.123175][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.123370][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.123563][  T989]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.123746][  T989]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   55.123927][  T989]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.124109][  T989]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.124294][  T989]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.124499][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.124686][  T989]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.124871][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.125050][  T989]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.125230][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.125431][  T989]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.125612][  T989]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.125795][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.125973][  T989]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.126153][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.126334][  T989]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.126540][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.126722][  T989]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.126902][  T989]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.127081][  T989]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.127260][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.127462][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.127647][  T989]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.127829][  T989]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.128009][  T989]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.128190][  T989]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.128386][  T989]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.128575][  T989]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.128758][  T989]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.128939][  T989]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.129123][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.129305][  T989]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.129505][  T989]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.129686][  T989]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.129868][  T989]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.130049][  T989]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.130227][  T989]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.130463][  T989]  ? move_addr_to_kernel (net/socket.c:258)
[   55.130645][  T989]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.130825][  T989]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.131007][  T989]  ___sys_sendmsg (net/socket.c:2752)
[   55.131184][  T989]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.131410][  T989]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.131612][  T989]  __sys_sendmsg (net/socket.c:2784)
[   55.131798][  T989]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.131976][  T989]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.132193][  T989]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.132390][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.132582][  T989]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.132763][  T989]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.132942][  T989]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.133124][  T989]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.133338][  T989] RIP: 0033:0x7fcd48a2508e
[   55.133555][  T989] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.134067][  T989] RSP: 002b:00007ffe688d0540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.134316][  T989] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcd48a2508e
[   55.134625][  T989] RDX: 0000000000000000 RSI: 00007ffe688d05f0 RDI: 0000000000000005
[   55.134966][  T989] RBP: 00007ffe688d0550 R08: 0000000000000000 R09: 0000000000000000
[   55.135314][  T989] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   55.135621][  T989] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe688d0cc0
| [   55.225322][  T992] ------------[ cut here ]------------
| [   55.225502][  T992] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/992
| [   55.225754][  T992] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.226371][  T992] Tainted: [W]=WARN
[   55.226487][  T992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.226663][  T992] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.226846][  T992] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.227353][  T992] RSP: 0018:ffa0000001beefd0 EFLAGS: 00010286
[   55.227537][  T992] RAX: 00000000ffffffa6 RBX: ff11000004c92ac0 RCX: 1ff400000037ddc0
[   55.227748][  T992] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c92b7c
[   55.227960][  T992] RBP: ff1100000c00a000 R08: 1fe2200000992571 R09: ff1100000a83ae80
[   55.228171][  T992] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.228388][  T992] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c00ae44
[   55.228605][  T992] FS:  00007f3b36f5b840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   55.228851][  T992] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.229029][  T992] CR2: 0000000000437490 CR3: 0000000013257005 CR4: 0000000000771ef0
[   55.229242][  T992] PKRU: 55555554
[   55.229352][  T992] Call Trace:
[   55.229462][  T992]  <TASK>
[   55.229536][  T992]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.229681][  T992]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   55.229828][  T992]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.229935][  T992]  ? 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))
[   55.230079][  T992]  __dev_notify_flags (net/core/dev.c:9787)
[   55.230220][  T992]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.230371][  T992]  ? netif_change_name (net/core/dev.c:1495)
[   55.230522][  T992]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.230668][  T992]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   55.230811][  T992] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   55.230957][  T992]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.231103][  T992] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.231249][  T992]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.231399][  T992]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.231551][  T992]  ? nla_strscpy (lib/nlattr.c:795)
[   55.231695][  T992]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.231838][  T992]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.231980][  T992]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.232121][  T992]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.232270][  T992]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.232424][  T992]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.232568][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.232709][  T992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.232852][  T992]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.232993][  T992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.233134][  T992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.233279][  T992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.233432][  T992]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.233575][  T992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.233716][  T992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.233858][  T992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.234001][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.234144][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.234286][  T992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.234437][  T992]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.234584][  T992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.234725][  T992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.234869][  T992]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.235011][  T992]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.235156][  T992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.235300][  T992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.235454][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.235598][  T992]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.235741][  T992]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.235884][  T992]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.236029][  T992]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.236172][  T992]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.236314][  T992]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.236501][  T992]  ? move_addr_to_kernel (net/socket.c:258)
[   55.236648][  T992]  ___sys_sendmsg (net/socket.c:2752)
[   55.236789][  T992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.236932][  T992]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.237084][  T992]  ? 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))
[   55.237228][  T992]  __sys_sendmsg (net/socket.c:2784)
[   55.237375][  T992]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.237527][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.237670][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.237813][  T992]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.237957][  T992]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.238101][  T992]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.238243][  T992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.238430][  T992] RIP: 0033:0x7f3b3719508e
[   55.238580][  T992] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.239091][  T992] RSP: 002b:00007ffda73c8720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.239305][  T992] RAX: ffffffffffffffda RBX: 00007ffda73c8ed0 RCX: 00007f3b3719508e
[   55.239531][  T992] RDX: 0000000000000000 RSI: 00007ffda73c87d0 RDI: 0000000000000005
[   55.239745][  T992] RBP: 00007ffda73c8730 R08: 0000000000000000 R09: 0000000000000000
[   55.239959][  T992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   55.240172][  T992] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda73c8ea0
| [   55.272879][  T993] ------------[ cut here ]------------
| [   55.273054][  T993] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/993
| [   55.273299][  T993] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.274388][  T993] Tainted: [W]=WARN
[   55.274497][  T993] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.274663][  T993] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.274840][  T993] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.275309][  T993] RSP: 0018:ffa0000001bff020 EFLAGS: 00010286
[   55.275488][  T993] RAX: 00000000ffffffa6 RBX: ff11000008e79e00 RCX: 1ff400000037fdca
[   55.275686][  T993] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e79ebc
[   55.275883][  T993] RBP: ff1100000c00a000 R08: 1fe22000011cf3d9 R09: ff1100000f890b58
[   55.276081][  T993] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   55.276275][  T993] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.276490][  T993] FS:  00007f9e6f8dd840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   55.276724][  T993] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.276890][  T993] CR2: 000000000dcf3988 CR3: 000000000fada001 CR4: 0000000000771ef0
[   55.277093][  T993] PKRU: 55555554
[   55.277192][  T993] Call Trace:
[   55.277292][  T993]  <TASK>
[   55.277368][  T993]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.277514][  T993]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.277615][  T993]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.277747][  T993]  __dev_notify_flags (net/core/dev.c:9787)
[   55.277880][  T993]  ? netif_change_name (net/core/dev.c:1495)
[   55.278012][  T993]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.278144][  T993]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.278275][  T993]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.278415][  T993]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   55.278553][  T993]  netif_change_flags (net/core/dev.c:9820)
[   55.278690][  T993]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.278827][  T993]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.278963][  T993]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.279097][  T993]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.279261][  T993]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.279485][  T993]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.279619][  T993]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.279748][  T993]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.279882][  T993]  ? __kernel_text_address (kernel/extable.c:79)
[   55.280015][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.280150][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.280288][  T993]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.280492][  T993]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.280624][  T993]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.280754][  T993]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.280961][  T993]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.281097][  T993]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.281229][  T993]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   55.281513][  T993]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.281648][  T993]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.281781][  T993]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.281916][  T993]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.282051][  T993]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.282183][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.282313][  T993]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.282515][  T993]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.282647][  T993]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.282784][  T993]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.282917][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.283048][  T993]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.283178][  T993]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.283310][  T993]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.283460][  T993]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.283591][  T993]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.283723][  T993]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.283857][  T993]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.283989][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.284126][  T993]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.284257][  T993]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.284397][  T993]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.284536][  T993]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.284673][  T993]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.284809][  T993]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.284942][  T993]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.285076][  T993]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.285211][  T993]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.285349][  T993]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.285486][  T993]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.285619][  T993]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.285752][  T993]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.285889][  T993]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.286023][  T993]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.286155][  T993]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.286319][  T993]  ? move_addr_to_kernel (net/socket.c:258)
[   55.286461][  T993]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.286597][  T993]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.286730][  T993]  ___sys_sendmsg (net/socket.c:2752)
[   55.286862][  T993]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.287027][  T993]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.287177][  T993]  __sys_sendmsg (net/socket.c:2784)
[   55.287314][  T993]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.287458][  T993]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.287624][  T993]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.287755][  T993]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.287891][  T993]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.288023][  T993]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.288155][  T993]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.288287][  T993]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.288461][  T993] RIP: 0033:0x7f9e6fb1708e
[   55.288601][  T993] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.289071][  T993] RSP: 002b:00007fff19bb77b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.289276][  T993] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e6fb1708e
[   55.289486][  T993] RDX: 0000000000000000 RSI: 00007fff19bb7860 RDI: 0000000000000005
[   55.289682][  T993] RBP: 00007fff19bb77c0 R08: 0000000000000000 R09: 0000000000000000
[   55.289881][  T993] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   55.290085][  T993] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff19bb7f30
| [   55.389151][  T996] ------------[ cut here ]------------
| [   55.389334][  T996] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/996
| [   55.389603][  T996] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.390214][  T996] Tainted: [W]=WARN
[   55.390321][  T996] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.390510][  T996] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.390694][  T996] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.391195][  T996] RSP: 0018:ffa0000001c1efd0 EFLAGS: 00010286
[   55.391379][  T996] RAX: 00000000ffffffa6 RBX: ff11000008cd2200 RCX: 1ff4000000383dc0
[   55.391598][  T996] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008cd22bc
[   55.391809][  T996] RBP: ff1100000fdea000 R08: 1fe220000119a459 R09: ff1100000a2a5180
[   55.392021][  T996] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.392234][  T996] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000fdeae44
[   55.392459][  T996] FS:  00007f0c7e791840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   55.392711][  T996] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.392888][  T996] CR2: 00007f0c7ea6bcb0 CR3: 0000000010277004 CR4: 0000000000771ef0
[   55.393101][  T996] PKRU: 55555554
[   55.393206][  T996] Call Trace:
[   55.393313][  T996]  <TASK>
[   55.393391][  T996]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.393538][  T996]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   55.393683][  T996]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.393790][  T996]  ? 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))
[   55.393934][  T996]  __dev_notify_flags (net/core/dev.c:9787)
[   55.394076][  T996]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.394218][  T996]  ? netif_change_name (net/core/dev.c:1495)
[   55.394368][  T996]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.394518][  T996]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   55.394662][  T996] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   55.394808][  T996]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.394954][  T996] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.395097][  T996]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.395243][  T996]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.395389][  T996]  ? nla_strscpy (lib/nlattr.c:795)
[   55.395534][  T996]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.395678][  T996]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.395819][  T996]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.395961][  T996]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.396109][  T996]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.396254][  T996]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.396403][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.396549][  T996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.396690][  T996]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.396830][  T996]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.396970][  T996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.397116][  T996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.397259][  T996]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.397409][  T996]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.397555][  T996]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.397697][  T996]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.397838][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.397983][  T996]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.398127][  T996]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.398270][  T996]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.398421][  T996]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.398568][  T996]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.398714][  T996]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.398855][  T996]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.398998][  T996]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.399140][  T996]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.399281][  T996]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.399432][  T996]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.399576][  T996]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.399718][  T996]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.399863][  T996]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.400009][  T996]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.400150][  T996]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.400325][  T996]  ? move_addr_to_kernel (net/socket.c:258)
[   55.400476][  T996]  ___sys_sendmsg (net/socket.c:2752)
[   55.400616][  T996]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.400758][  T996]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.400909][  T996]  ? 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))
[   55.401053][  T996]  __sys_sendmsg (net/socket.c:2784)
[   55.401193][  T996]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.401339][  T996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.401489][  T996]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.401630][  T996]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.401775][  T996]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.401917][  T996]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.402059][  T996]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.402236][  T996] RIP: 0033:0x7f0c7e9cb08e
[   55.402390][  T996] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.402913][  T996] RSP: 002b:00007ffc5a825db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.403131][  T996] RAX: ffffffffffffffda RBX: 00007ffc5a826560 RCX: 00007f0c7e9cb08e
[   55.403348][  T996] RDX: 0000000000000000 RSI: 00007ffc5a825e60 RDI: 0000000000000005
[   55.403564][  T996] RBP: 00007ffc5a825dc0 R08: 0000000000000000 R09: 0000000000000000
[   55.403777][  T996] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   55.403989][  T996] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5a826530
| [   55.429809][  T997] ------------[ cut here ]------------
| [   55.429971][  T997] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/997
| [   55.430206][  T997] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.431308][  T997] Tainted: [W]=WARN
[   55.431421][  T997] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.431588][  T997] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.431764][  T997] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.432230][  T997] RSP: 0018:ffa0000001c2f020 EFLAGS: 00010286
[   55.432402][  T997] RAX: 00000000ffffffa6 RBX: ff11000009383e00 RCX: 1ff4000000385dca
[   55.432605][  T997] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000009383ebc
[   55.432801][  T997] RBP: ff1100000fdea000 R08: 1fe22000012707d9 R09: ff1100000fc85158
[   55.432997][  T997] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   55.433192][  T997] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.433396][  T997] FS:  00007fefccffc840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   55.433634][  T997] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.433797][  T997] CR2: 00000000244ee988 CR3: 0000000012e01004 CR4: 0000000000771ef0
[   55.433996][  T997] PKRU: 55555554
[   55.434094][  T997] Call Trace:
[   55.434199][  T997]  <TASK>
[   55.434268][  T997]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.434407][  T997]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.434511][  T997]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.434643][  T997]  __dev_notify_flags (net/core/dev.c:9787)
[   55.434775][  T997]  ? netif_change_name (net/core/dev.c:1495)
[   55.434910][  T997]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.435046][  T997]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.435180][  T997]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.435311][  T997]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   55.435457][  T997]  netif_change_flags (net/core/dev.c:9820)
[   55.435589][  T997]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.435721][  T997]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.435853][  T997]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.435988][  T997]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.436151][  T997]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.436281][  T997]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.436423][  T997]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.436554][  T997]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.436692][  T997]  ? __kernel_text_address (kernel/extable.c:79)
[   55.436824][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.436959][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.437088][  T997]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.437220][  T997]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.437356][  T997]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.437490][  T997]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.437623][  T997]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.437759][  T997]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.437892][  T997]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   55.438030][  T997]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.438166][  T997]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.438299][  T997]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.438443][  T997]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.438577][  T997]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.438711][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.438842][  T997]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.438976][  T997]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.439106][  T997]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.439237][  T997]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.439376][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.439511][  T997]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.439641][  T997]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.439771][  T997]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.439907][  T997]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.440045][  T997]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.440179][  T997]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.440309][  T997]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.440448][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.440581][  T997]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.440711][  T997]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.440841][  T997]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.440975][  T997]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.441107][  T997]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.441241][  T997]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.441377][  T997]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.441514][  T997]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.441647][  T997]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.441780][  T997]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.441911][  T997]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.442045][  T997]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.442176][  T997]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.442308][  T997]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.442452][  T997]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.442584][  T997]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.442753][  T997]  ? move_addr_to_kernel (net/socket.c:258)
[   55.442884][  T997]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.443018][  T997]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.443151][  T997]  ___sys_sendmsg (net/socket.c:2752)
[   55.443280][  T997]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.443452][  T997]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.443595][  T997]  __sys_sendmsg (net/socket.c:2784)
[   55.443725][  T997]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.443854][  T997]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.444021][  T997]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.444154][  T997]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.444286][  T997]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.444425][  T997]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.444556][  T997]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.444687][  T997]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.444850][  T997] RIP: 0033:0x7fefcd23608e
[   55.444987][  T997] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.445458][  T997] RSP: 002b:00007ffcfe537f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.445662][  T997] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fefcd23608e
[   55.445863][  T997] RDX: 0000000000000000 RSI: 00007ffcfe537fe0 RDI: 0000000000000005
[   55.446059][  T997] RBP: 00007ffcfe537f40 R08: 0000000000000000 R09: 0000000000000000
[   55.446256][  T997] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   55.446460][  T997] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe5386b0
| [   55.563263][ T1000] ------------[ cut here ]------------
| [   55.563459][ T1000] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1000
| [   55.563742][ T1000] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.564365][ T1000] Tainted: [W]=WARN
[   55.564482][ T1000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.564659][ T1000] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.564843][ T1000] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.565340][ T1000] RSP: 0018:ffa0000001c3efd0 EFLAGS: 00010286
[   55.565528][ T1000] RAX: 00000000ffffffa6 RBX: ff11000008d2d700 RCX: 1ff4000000387dc0
[   55.565738][ T1000] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008d2d7bc
[   55.565950][ T1000] RBP: ff1100000f50a000 R08: 1fe22000011a5af9 R09: ff1100000feb2e80
[   55.566159][ T1000] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.566375][ T1000] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f50ae44
[   55.566590][ T1000] FS:  00007f6c2b7a7840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   55.566836][ T1000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.567015][ T1000] CR2: 00007f6c2ba81cb0 CR3: 000000000a076002 CR4: 0000000000771ef0
[   55.567229][ T1000] PKRU: 55555554
[   55.567335][ T1000] Call Trace:
[   55.567452][ T1000]  <TASK>
[   55.567526][ T1000]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.567669][ T1000]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   55.567818][ T1000]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.567924][ T1000]  ? 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))
[   55.568067][ T1000]  __dev_notify_flags (net/core/dev.c:9787)
[   55.568208][ T1000]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.568355][ T1000]  ? netif_change_name (net/core/dev.c:1495)
[   55.568502][ T1000]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   55.568647][ T1000]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   55.568790][ T1000] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   55.568936][ T1000]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   55.569083][ T1000] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   55.569228][ T1000]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   55.569379][ T1000]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.569524][ T1000]  ? nla_strscpy (lib/nlattr.c:795)
[   55.569669][ T1000]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.569812][ T1000]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.569951][ T1000]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.570090][ T1000]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.570236][ T1000]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.570385][ T1000]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.570531][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.570672][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.570815][ T1000]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.570954][ T1000]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.571095][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.571238][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.571385][ T1000]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.571529][ T1000]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.571669][ T1000]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.571811][ T1000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.571953][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.572095][ T1000]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.572234][ T1000]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.572381][ T1000]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.572528][ T1000]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.572668][ T1000]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.572815][ T1000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.572957][ T1000]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.573099][ T1000]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.573242][ T1000]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.573390][ T1000]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.573537][ T1000]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.573679][ T1000]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.573820][ T1000]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.573965][ T1000]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.574106][ T1000]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.574247][ T1000]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.574429][ T1000]  ? move_addr_to_kernel (net/socket.c:258)
[   55.574576][ T1000]  ___sys_sendmsg (net/socket.c:2752)
[   55.574715][ T1000]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.574857][ T1000]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.575008][ T1000]  ? 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))
[   55.575153][ T1000]  __sys_sendmsg (net/socket.c:2784)
[   55.575293][ T1000]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.575449][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.575593][ T1000]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.575734][ T1000]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.575877][ T1000]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.576021][ T1000]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.576162][ T1000]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.576339][ T1000] RIP: 0033:0x7f6c2b9e108e
[   55.576505][ T1000] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.577010][ T1000] RSP: 002b:00007ffec84323e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.577227][ T1000] RAX: ffffffffffffffda RBX: 00007ffec8432b90 RCX: 00007f6c2b9e108e
[   55.577451][ T1000] RDX: 0000000000000000 RSI: 00007ffec8432490 RDI: 0000000000000005
[   55.577666][ T1000] RBP: 00007ffec84323f0 R08: 0000000000000000 R09: 0000000000000000
[   55.577880][ T1000] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   55.578092][ T1000] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec8432b60
| [   55.604739][ T1001] ------------[ cut here ]------------
| [   55.604897][ T1001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1001
| [   55.605167][ T1001] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.605769][ T1001] Tainted: [W]=WARN
[   55.605870][ T1001] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.606036][ T1001] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.606213][ T1001] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.606710][ T1001] RSP: 0018:ffa0000001b3f020 EFLAGS: 00010286
[   55.606875][ T1001] RAX: 00000000ffffffa6 RBX: ff1100000beeb1c0 RCX: 1ff4000000367dca
[   55.607074][ T1001] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000beeb27c
[   55.607272][ T1001] RBP: ff1100000f50a000 R08: 1fe22000017dd651 R09: ff1100000e9d2e58
[   55.607484][ T1001] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   55.607682][ T1001] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.607881][ T1001] FS:  00007f5b8bf0c840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   55.608111][ T1001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.608274][ T1001] CR2: 00000000152e9988 CR3: 000000001686a002 CR4: 0000000000771ef0
[   55.608562][ T1001] PKRU: 55555554
[   55.608662][ T1001] Call Trace:
[   55.608761][ T1001]  <TASK>
[   55.608929][ T1001]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.609065][ T1001]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.609166][ T1001]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.609298][ T1001]  __dev_notify_flags (net/core/dev.c:9787)
[   55.609513][ T1001]  ? netif_change_name (net/core/dev.c:1495)
[   55.609644][ T1001]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.609776][ T1001]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.609909][ T1001]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.610043][ T1001]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   55.610181][ T1001]  netif_change_flags (net/core/dev.c:9820)
[   55.610313][ T1001]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.610529][ T1001]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.610664][ T1001]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.610798][ T1001]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.610965][ T1001]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.611096][ T1001]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.611227][ T1001]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.611448][ T1001]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.611581][ T1001]  ? __kernel_text_address (kernel/extable.c:79)
[   55.611715][ T1001]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.611850][ T1001]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.611981][ T1001]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.612114][ T1001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.612245][ T1001]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.612466][ T1001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.612598][ T1001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.612729][ T1001]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.612861][ T1001]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   55.612997][ T1001]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.613129][ T1001]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.613267][ T1001]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.613487][ T1001]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.613622][ T1001]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.613755][ T1001]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.613886][ T1001]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.614019][ T1001]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.614151][ T1001]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.614282][ T1001]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.614442][ T1001]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.614572][ T1001]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.614705][ T1001]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.614837][ T1001]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.614974][ T1001]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.615107][ T1001]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.615239][ T1001]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.615376][ T1001]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.615514][ T1001]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.615650][ T1001]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.615781][ T1001]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.615914][ T1001]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.616047][ T1001]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.616181][ T1001]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.616318][ T1001]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.616464][ T1001]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.616600][ T1001]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.616736][ T1001]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.616871][ T1001]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.617004][ T1001]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.617141][ T1001]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.617274][ T1001]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.617414][ T1001]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.617554][ T1001]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.617686][ T1001]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.617849][ T1001]  ? move_addr_to_kernel (net/socket.c:258)
[   55.617986][ T1001]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.618122][ T1001]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.618256][ T1001]  ___sys_sendmsg (net/socket.c:2752)
[   55.618390][ T1001]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.618563][ T1001]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.618708][ T1001]  __sys_sendmsg (net/socket.c:2784)
[   55.618840][ T1001]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.618970][ T1001]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.619136][ T1001]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.619270][ T1001]  ? 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)
[   55.619410][ T1001]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.619550][ T1001]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.619683][ T1001]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.619818][ T1001]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.619951][ T1001]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.620118][ T1001] RIP: 0033:0x7f5b8c14608e
[   55.620258][ T1001] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.620744][ T1001] RSP: 002b:00007fff02367e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.620946][ T1001] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5b8c14608e
[   55.621143][ T1001] RDX: 0000000000000000 RSI: 00007fff02367f00 RDI: 0000000000000005
[   55.621340][ T1001] RBP: 00007fff02367e60 R08: 0000000000000000 R09: 0000000000000000
[   55.621552][ T1001] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48c
[   55.621751][ T1001] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff023685d0
| [   55.846893][ T1011] ------------[ cut here ]------------
| [   55.847072][ T1011] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/1011
| [   55.847352][ T1011] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.847942][ T1011] Tainted: [W]=WARN
[   55.848043][ T1011] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.848212][ T1011] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.848390][ T1011] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.848867][ T1011] RSP: 0018:ffa0000001c7f4e8 EFLAGS: 00010286
[   55.849036][ T1011] RAX: 00000000ffffffa6 RBX: ff11000012e22c80 RCX: 1ff400000038fe63
[   55.849232][ T1011] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e22d3c
[   55.849437][ T1011] RBP: ff1100001747c000 R08: 1fe22000025c45a9 R09: ff1100001742d180
[   55.849635][ T1011] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   55.849833][ T1011] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   55.850032][ T1011] FS:  00007fbf6274d100(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   55.850263][ T1011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.850439][ T1011] CR2: 00000000004d6034 CR3: 000000000bdc2001 CR4: 0000000000771ef0
[   55.850644][ T1011] PKRU: 55555554
[   55.850744][ T1011] Call Trace:
[   55.850844][ T1011]  <TASK>
[   55.850914][ T1011]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.851052][ T1011]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.851185][ T1011]  notifier_call_chain (kernel/notifier.c:85)
[   55.851322][ T1011]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   55.851464][ T1011]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   55.851600][ T1011]  ethnl_set_features (net/ethtool/features.c:288)
[   55.851736][ T1011]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.851869][ T1011]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   55.852007][ T1011]  ? __nla_validate_parse (lib/nlattr.c:635)
[   55.852140][ T1011]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   55.852307][ T1011]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   55.852454][ T1011]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   55.852632][ T1011]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.852767][ T1011]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   55.852903][ T1011]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   55.853039][ T1011]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   55.853174][ T1011]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   55.853337][ T1011]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.853515][ T1011]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   55.853649][ T1011]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.853787][ T1011]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   55.853921][ T1011]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.854057][ T1011]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   55.854190][ T1011]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.854325][ T1011]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.854467][ T1011]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.854600][ T1011]  genl_rcv (net/netlink/genetlink.c:1218)
[   55.854700][ T1011]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.854834][ T1011]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.854968][ T1011]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.855103][ T1011]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.855236][ T1011]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.855375][ T1011]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.855513][ T1011]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.855646][ T1011]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   55.855778][ T1011]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   55.855921][ T1011]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   55.856053][ T1011]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.856218][ T1011]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.856355][ T1011]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.856494][ T1011]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.856625][ T1011]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.856757][ T1011]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.856890][ T1011]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.857055][ T1011] RIP: 0033:0x7fbf627be08e
[   55.857193][ T1011] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.857671][ T1011] RSP: 002b:00007fffd693ced0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   55.857872][ T1011] RAX: ffffffffffffffda RBX: 0000000016eb2010 RCX: 00007fbf627be08e
[   55.858071][ T1011] RDX: 0000000000000048 RSI: 0000000016eb2120 RDI: 0000000000000005
[   55.858267][ T1011] RBP: 00007fffd693cee0 R08: 00007fbf6294c980 R09: 000000000000000c
[   55.858476][ T1011] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000016eb20b0
[   55.858677][ T1011] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   55.925359][ T1013] ------------[ cut here ]------------
| [   55.925538][ T1013] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1013
| [   55.925803][ T1013] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.926374][ T1013] Tainted: [W]=WARN
[   55.926479][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.926641][ T1013] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.926812][ T1013] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.927275][ T1013] RSP: 0018:ffa0000001c9f060 EFLAGS: 00010286
[   55.927449][ T1013] RAX: 00000000ffffffa6 RBX: ff110000021eec80 RCX: 1ff4000000393dd2
[   55.927641][ T1013] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021eed3c
[   55.927835][ T1013] RBP: ff1100000b6fc000 R08: 1fe220000043dda9 R09: ff1100000d7e8b58
[   55.928029][ T1013] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   55.928221][ T1013] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   55.928530][ T1013] FS:  00007fc48276b840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   55.928757][ T1013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.928919][ T1013] CR2: 00000000211e7988 CR3: 0000000009bbf003 CR4: 0000000000771ef0
[   55.929114][ T1013] PKRU: 55555554
[   55.929211][ T1013] Call Trace:
[   55.929308][ T1013]  <TASK>
[   55.929437][ T1013]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.929570][ T1013]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.929701][ T1013]  notifier_call_chain (kernel/notifier.c:85)
[   55.929835][ T1013]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   55.929966][ T1013]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   55.930096][ T1013]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.930229][ T1013]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   55.930447][ T1013]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   55.930581][ T1013]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   55.930713][ T1013]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.930843][ T1013]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.931003][ T1013]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.931133][ T1013]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.931263][ T1013]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.931398][ T1013]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.931533][ T1013]  ? __kernel_text_address (kernel/extable.c:79)
[   55.931665][ T1013]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.931797][ T1013]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.931927][ T1013]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.932058][ T1013]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.932187][ T1013]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.932315][ T1013]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.932456][ T1013]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.932588][ T1013]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.932718][ T1013]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   55.932848][ T1013]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.932977][ T1013]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.933109][ T1013]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.933239][ T1013]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.933376][ T1013]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.933517][ T1013]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.933648][ T1013]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.933777][ T1013]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.933905][ T1013]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.934035][ T1013]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.934162][ T1013]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.934291][ T1013]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.934431][ T1013]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.934560][ T1013]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.934688][ T1013]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.934821][ T1013]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.934949][ T1013]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.935078][ T1013]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.935205][ T1013]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.935332][ T1013]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.935472][ T1013]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.935598][ T1013]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.935727][ T1013]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.935857][ T1013]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.935985][ T1013]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.936116][ T1013]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.936244][ T1013]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.936380][ T1013]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.936513][ T1013]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.936642][ T1013]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.936772][ T1013]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.936902][ T1013]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.937032][ T1013]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.937164][ T1013]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.937294][ T1013]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.937431][ T1013]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.937588][ T1013]  ? move_addr_to_kernel (net/socket.c:258)
[   55.937719][ T1013]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.937846][ T1013]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.937976][ T1013]  ___sys_sendmsg (net/socket.c:2752)
[   55.938103][ T1013]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.938262][ T1013]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.938409][ T1013]  __sys_sendmsg (net/socket.c:2784)
[   55.938542][ T1013]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.938669][ T1013]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.938834][ T1013]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.938963][ T1013]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.939094][ T1013]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.939223][ T1013]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.939356][ T1013]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.939489][ T1013]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.939647][ T1013] RIP: 0033:0x7fc4829a508e
[   55.939784][ T1013] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.940240][ T1013] RSP: 002b:00007ffd56224870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.940441][ T1013] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc4829a508e
[   55.940635][ T1013] RDX: 0000000000000000 RSI: 00007ffd56224920 RDI: 0000000000000005
[   55.940826][ T1013] RBP: 00007ffd56224880 R08: 0000000000000000 R09: 0000000000000000
[   55.941018][ T1013] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   55.941210][ T1013] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd56224ff0
| [   55.978326][ T1014] ------------[ cut here ]------------
| [   55.979051][ T1014] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1014
| [   55.979326][ T1014] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   55.979927][ T1014] Tainted: [W]=WARN
[   55.980031][ T1014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.980201][ T1014] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.980384][ T1014] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.980868][ T1014] RSP: 0018:ffa0000001caf1b0 EFLAGS: 00010286
[   55.981040][ T1014] RAX: 00000000ffffffa6 RBX: ff110000021ef700 RCX: 1ff4000000395dfc
[   55.981243][ T1014] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021ef7bc
[   55.981455][ T1014] RBP: ff1100000ea02000 R08: 1fe220000043def9 R09: ff1100000d7eae80
[   55.981659][ T1014] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.981861][ T1014] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89b20900
[   55.982065][ T1014] FS:  00007f65c7825840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   55.982302][ T1014] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.982484][ T1014] CR2: 00000000004a04a0 CR3: 000000000b497004 CR4: 0000000000771ef0
[   55.982690][ T1014] PKRU: 55555554
[   55.982792][ T1014] Call Trace:
[   55.982893][ T1014]  <TASK>
[   55.982963][ T1014]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.983105][ T1014]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.983211][ T1014]  __dev_notify_flags (net/core/dev.c:9787)
[   55.983353][ T1014]  ? netif_change_name (net/core/dev.c:1495)
[   55.983497][ T1014]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.983666][ T1014]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   55.983806][ T1014]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   55.983942][ T1014]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   55.984081][ T1014]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   55.984218][ T1014]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.984358][ T1014]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.984497][ T1014]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.984638][ T1014]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.984777][ T1014]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.984915][ T1014]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.985053][ T1014]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.985188][ T1014]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.985321][ T1014]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.985464][ T1014]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.985603][ T1014]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.985738][ T1014]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.985873][ T1014]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.986009][ T1014]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.986142][ T1014]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.986276][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.986423][ T1014]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.986556][ T1014]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.986691][ T1014]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.986826][ T1014]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.986962][ T1014]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.987100][ T1014]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.987234][ T1014]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.987375][ T1014]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.987516][ T1014]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.987651][ T1014]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.987786][ T1014]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.987922][ T1014]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.988059][ T1014]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.988197][ T1014]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.988331][ T1014]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.988475][ T1014]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.988641][ T1014]  ? move_addr_to_kernel (net/socket.c:258)
[   55.988777][ T1014]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.988912][ T1014]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[   55.989047][ T1014]  ___sys_sendmsg (net/socket.c:2752)
[   55.989181][ T1014]  ? wp_page_copy (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 ./include/linux/page_ref.h:205 ./include/linux/mm.h:1767 ./include/linux/mm.h:1772 ./include/linux/mm.h:2089 mm/memory.c:3989)
[   55.989317][ T1014]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.989464][ T1014]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[   55.989602][ T1014]  ? 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))
[   55.989739][ T1014]  __sys_sendmsg (net/socket.c:2784)
[   55.989874][ T1014]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.990017][ T1014]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.990152][ T1014]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.990287][ T1014]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.990431][ T1014]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.990566][ T1014]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.990701][ T1014]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.990867][ T1014] RIP: 0033:0x7f65c7a5f08e
[   55.991010][ T1014] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.991497][ T1014] RSP: 002b:00007ffc0452dd40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.991699][ T1014] RAX: ffffffffffffffda RBX: 00007ffc0452e4e8 RCX: 00007f65c7a5f08e
[   55.991900][ T1014] RDX: 0000000000000000 RSI: 00007ffc0452ddf0 RDI: 0000000000000005
[   55.992104][ T1014] RBP: 00007ffc0452dd50 R08: 0000000000000000 R09: 0000000000000000
[   55.992303][ T1014] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   55.992514][ T1014] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0452e4c0
| [   56.020380][ T1015] ------------[ cut here ]------------
| [   56.020518][ T1015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1015
| [   56.020782][ T1015] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.021431][ T1015] Tainted: [W]=WARN
[   56.021533][ T1015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.021701][ T1015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.021873][ T1015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.022407][ T1015] RSP: 0018:ffa0000001cbeee0 EFLAGS: 00010286
[   56.022578][ T1015] RAX: 00000000ffffffa6 RBX: ff11000005f04900 RCX: 1ff4000000397da2
[   56.022779][ T1015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005f049bc
[   56.022976][ T1015] RBP: ff1100001747c000 R08: 1fe2200000be0939 R09: ff1100000d7ed158
[   56.023172][ T1015] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   56.023432][ T1015] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   56.023691][ T1015] FS:  00007f269b3b2840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   56.023922][ T1015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.024089][ T1015] CR2: 00000000004ebb28 CR3: 000000000bba4006 CR4: 0000000000771ef0
[   56.024288][ T1015] PKRU: 55555554
[   56.024446][ T1015] Call Trace:
[   56.024545][ T1015]  <TASK>
[   56.024616][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.024750][ T1015]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.024885][ T1015]  notifier_call_chain (kernel/notifier.c:85)
[   56.025023][ T1015]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   56.025155][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.025289][ T1015]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.025485][ T1015]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.025626][ T1015]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   56.025760][ T1015]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   56.025893][ T1015]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   56.026028][ T1015]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   56.026163][ T1015]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   56.026296][ T1015]  br_add_if (net/bridge/br_if.c:619)
[   56.026464][ T1015]  do_set_master (net/core/rtnetlink.c:3011)
[   56.026600][ T1015]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.026734][ T1015]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   56.026869][ T1015]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.027004][ T1015]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.027172][ T1015]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.027305][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.027515][ T1015]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.027650][ T1015]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.027783][ T1015]  ? __kernel_text_address (kernel/extable.c:79)
[   56.027915][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.028051][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.028184][ T1015]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.028319][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.028524][ T1015]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.028660][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.028793][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.028927][ T1015]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.029062][ T1015]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.029196][ T1015]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.029329][ T1015]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.029525][ T1015]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.029659][ T1015]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.029797][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.029933][ T1015]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.030069][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.030202][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.030335][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.030552][ T1015]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.030684][ T1015]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.030820][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.030951][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.031085][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.031219][ T1015]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.031447][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.031584][ T1015]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.031717][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.031849][ T1015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.031982][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.032117][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.032249][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.032467][ T1015]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.032601][ T1015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.032733][ T1015]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.032870][ T1015]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.033003][ T1015]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.033137][ T1015]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.033270][ T1015]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.033493][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.033628][ T1015]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.033762][ T1015]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.033896][ T1015]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.034032][ T1015]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.034165][ T1015]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.034297][ T1015]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.034570][ T1015]  ? move_addr_to_kernel (net/socket.c:258)
[   56.034704][ T1015]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.034837][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.034970][ T1015]  ___sys_sendmsg (net/socket.c:2752)
[   56.035103][ T1015]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.035269][ T1015]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.035497][ T1015]  __sys_sendmsg (net/socket.c:2784)
[   56.035632][ T1015]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.035763][ T1015]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.035929][ T1015]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.036065][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.036199][ T1015]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.036334][ T1015]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.036519][ T1015]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.036653][ T1015]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.036817][ T1015] RIP: 0033:0x7f269b5ec08e
[   56.036960][ T1015] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.037450][ T1015] RSP: 002b:00007fffadea4f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.037650][ T1015] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f269b5ec08e
[   56.037850][ T1015] RDX: 0000000000000000 RSI: 00007fffadea4ff0 RDI: 0000000000000005
[   56.038049][ T1015] RBP: 00007fffadea4f50 R08: 0000000000000000 R09: 0000000000000000
[   56.038248][ T1015] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.038457][ T1015] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffadea56c0
| [   56.040206][ T1015] ------------[ cut here ]------------
| [   56.040350][ T1015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1015
| [   56.040627][ T1015] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.041235][ T1015] Tainted: [W]=WARN
[   56.041340][ T1015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.041526][ T1015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.041706][ T1015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.042203][ T1015] RSP: 0018:ffa0000001cbeea0 EFLAGS: 00010286
[   56.042383][ T1015] RAX: 00000000ffffffa6 RBX: ff1100000971f000 RCX: 1ff4000000397d9a
[   56.042593][ T1015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971f0bc
[   56.042799][ T1015] RBP: ff1100001747c000 R08: 1fe22000012e3e19 R09: ff1100000d7ed158
[   56.043007][ T1015] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   56.043214][ T1015] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea02dc0
[   56.043432][ T1015] FS:  00007f269b3b2840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   56.043674][ T1015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.043849][ T1015] CR2: 00007fc482838574 CR3: 000000000bba4004 CR4: 0000000000771ef0
[   56.044059][ T1015] PKRU: 55555554
[   56.044163][ T1015] Call Trace:
[   56.044267][ T1015]  <TASK>
[   56.044339][ T1015]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   56.044494][ T1015]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.044635][ T1015]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.044742][ T1015]  __dev_notify_flags (net/core/dev.c:9787)
[   56.044881][ T1015]  ? netdev_notice (net/core/dev.c:13008)
[   56.045022][ T1015]  ? netif_change_name (net/core/dev.c:1495)
[   56.045160][ T1015]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   56.045336][ T1015]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.045490][ T1015]  __dev_set_promiscuity (net/core/dev.c:9630)
[   56.045630][ T1015]  netif_set_promiscuity (net/core/dev.c:9639)
[   56.045773][ T1015]  dev_set_promiscuity (net/core/dev_api.c:288)
[   56.045912][ T1015]  br_port_set_promisc (net/bridge/br_if.c:108)
[   56.046051][ T1015]  br_manage_promisc (net/bridge/br_if.c:174)
[   56.046189][ T1015]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   56.046329][ T1015]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   56.046449][ T1015]  do_set_master (net/core/rtnetlink.c:3011)
[   56.046587][ T1015]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.046727][ T1015]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   56.046870][ T1015]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.047010][ T1015]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.047183][ T1015]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.047321][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.047468][ T1015]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.047607][ T1015]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.047748][ T1015]  ? __kernel_text_address (kernel/extable.c:79)
[   56.047886][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.048027][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.048166][ T1015]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.048307][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.048458][ T1015]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.048597][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.048737][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.048879][ T1015]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.049022][ T1015]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.049161][ T1015]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.049302][ T1015]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.049455][ T1015]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.049593][ T1015]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.049734][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.049876][ T1015]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.050020][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.050158][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.050297][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.050446][ T1015]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.050583][ T1015]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.050725][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.050865][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.051006][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.051147][ T1015]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.051289][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.051441][ T1015]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.051581][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.051720][ T1015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.051860][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.052003][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.052142][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.052283][ T1015]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.052431][ T1015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.052574][ T1015]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.052719][ T1015]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.052859][ T1015]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.053002][ T1015]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.053147][ T1015]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.053289][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.053438][ T1015]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.053581][ T1015]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.053723][ T1015]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.053864][ T1015]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.054004][ T1015]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.054145][ T1015]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.054322][ T1015]  ? move_addr_to_kernel (net/socket.c:258)
[   56.054589][ T1015]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.054730][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.054873][ T1015]  ___sys_sendmsg (net/socket.c:2752)
[   56.055013][ T1015]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.055188][ T1015]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.055346][ T1015]  __sys_sendmsg (net/socket.c:2784)
[   56.055494][ T1015]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.055634][ T1015]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.055812][ T1015]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.055952][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.056095][ T1015]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.056234][ T1015]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.056379][ T1015]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.056526][ T1015]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.056700][ T1015] RIP: 0033:0x7f269b5ec08e
[   56.056846][ T1015] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.057340][ T1015] RSP: 002b:00007fffadea4f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.057562][ T1015] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f269b5ec08e
[   56.057771][ T1015] RDX: 0000000000000000 RSI: 00007fffadea4ff0 RDI: 0000000000000005
[   56.057979][ T1015] RBP: 00007fffadea4f50 R08: 0000000000000000 R09: 0000000000000000
[   56.058189][ T1015] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.058405][ T1015] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffadea56c0
| [   56.064902][ T1015] ------------[ cut here ]------------
| [   56.065040][ T1015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1015
| [   56.065299][ T1015] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.065880][ T1015] Tainted: [W]=WARN
[   56.065979][ T1015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.066144][ T1015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.066316][ T1015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.066910][ T1015] RSP: 0018:ffa0000001cbf000 EFLAGS: 00010286
[   56.067077][ T1015] RAX: 00000000ffffffa6 RBX: ff1100000971e040 RCX: 1ff4000000397dc6
[   56.067274][ T1015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000971e0fc
[   56.067534][ T1015] RBP: ff1100000ea02000 R08: 1fe22000012e3c21 R09: ff1100000d7ed158
[   56.067731][ T1015] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.067927][ T1015] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   56.068125][ T1015] FS:  00007f269b3b2840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   56.068412][ T1015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.068582][ T1015] CR2: 00007fc482838574 CR3: 000000000bba4004 CR4: 0000000000771ef0
[   56.068780][ T1015] PKRU: 55555554
[   56.068877][ T1015] Call Trace:
[   56.068976][ T1015]  <TASK>
[   56.069101][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.069233][ T1015]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.069426][ T1015]  notifier_call_chain (kernel/notifier.c:85)
[   56.069564][ T1015]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   56.069696][ T1015]  ? __dev_open (./include/net/netdev_lock.h:33)
[   56.069829][ T1015]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   56.069964][ T1015]  br_add_if (net/bridge/br_if.c:679)
[   56.070069][ T1015]  do_set_master (net/core/rtnetlink.c:3011)
[   56.070202][ T1015]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.070335][ T1015]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   56.070537][ T1015]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.070669][ T1015]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.070833][ T1015]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.070963][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.071095][ T1015]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.071225][ T1015]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.071411][ T1015]  ? __kernel_text_address (kernel/extable.c:79)
[   56.071548][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.071680][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.071811][ T1015]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.071943][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.072074][ T1015]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.072205][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.072337][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.072533][ T1015]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.072664][ T1015]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.072795][ T1015]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.072926][ T1015]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.073059][ T1015]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.073190][ T1015]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.073325][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.073520][ T1015]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.073655][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.073784][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.073913][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.074044][ T1015]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.074174][ T1015]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.074307][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.074498][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.074631][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.074763][ T1015]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.074895][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.075027][ T1015]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.075157][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.075287][ T1015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.075476][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.075609][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.075740][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.075872][ T1015]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.076002][ T1015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.076134][ T1015]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.076270][ T1015]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.076461][ T1015]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.076593][ T1015]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.076726][ T1015]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.076860][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.076993][ T1015]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.077126][ T1015]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.077260][ T1015]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.077454][ T1015]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.077585][ T1015]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.077716][ T1015]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.077880][ T1015]  ? move_addr_to_kernel (net/socket.c:258)
[   56.078012][ T1015]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.078144][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.078276][ T1015]  ___sys_sendmsg (net/socket.c:2752)
[   56.078468][ T1015]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.078631][ T1015]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.078773][ T1015]  __sys_sendmsg (net/socket.c:2784)
[   56.078906][ T1015]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.079037][ T1015]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.079202][ T1015]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.079333][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.079525][ T1015]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.079656][ T1015]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.079787][ T1015]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.079919][ T1015]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.080083][ T1015] RIP: 0033:0x7f269b5ec08e
[   56.080220][ T1015] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.080746][ T1015] RSP: 002b:00007fffadea4f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.080944][ T1015] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f269b5ec08e
[   56.081139][ T1015] RDX: 0000000000000000 RSI: 00007fffadea4ff0 RDI: 0000000000000005
[   56.081335][ T1015] RBP: 00007fffadea4f50 R08: 0000000000000000 R09: 0000000000000000
[   56.081594][ T1015] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.081791][ T1015] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffadea56c0
| [   56.083483][ T1015] ------------[ cut here ]------------
| [   56.083628][ T1015] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1015
| [   56.083890][ T1015] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.084476][ T1015] Tainted: [W]=WARN
[   56.084574][ T1015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.084741][ T1015] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.084913][ T1015] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.085390][ T1015] RSP: 0018:ffa0000001cbef78 EFLAGS: 00010286
[   56.085559][ T1015] RAX: 00000000ffffffa6 RBX: ff1100000c87e040 RCX: 1ff4000000397db5
[   56.085756][ T1015] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c87e0fc
[   56.085951][ T1015] RBP: ff1100000ea02000 R08: 1fe220000190fc21 R09: ff1100000d7ed158
[   56.086149][ T1015] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   56.086351][ T1015] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   56.086553][ T1015] FS:  00007f269b3b2840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   56.086783][ T1015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.086948][ T1015] CR2: 00007fcc4e068574 CR3: 000000000bba4002 CR4: 0000000000771ef0
[   56.087146][ T1015] PKRU: 55555554
[   56.087245][ T1015] Call Trace:
[   56.087350][ T1015]  <TASK>
[   56.087417][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.087553][ T1015]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.087685][ T1015]  notifier_call_chain (kernel/notifier.c:85)
[   56.087821][ T1015]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   56.087989][ T1015]  ? netdev_change_features (net/core/dev.c:11117)
[   56.088123][ T1015]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   56.088257][ T1015]  br_add_if (net/bridge/br_if.c:683)
[   56.088363][ T1015]  do_set_master (net/core/rtnetlink.c:3011)
[   56.088498][ T1015]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.088630][ T1015]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   56.088764][ T1015]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.088897][ T1015]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.089061][ T1015]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.089192][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.089323][ T1015]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.089481][ T1015]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.089612][ T1015]  ? __kernel_text_address (kernel/extable.c:79)
[   56.089744][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.089878][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.090009][ T1015]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.090145][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.090277][ T1015]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.090414][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.090551][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.090682][ T1015]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.090813][ T1015]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.090945][ T1015]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.091077][ T1015]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.091210][ T1015]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.091347][ T1015]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.091487][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.091627][ T1015]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.091760][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.091890][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.092021][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.092154][ T1015]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.092287][ T1015]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.092428][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.092559][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.092689][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.092820][ T1015]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.092951][ T1015]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.093083][ T1015]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.093217][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.093352][ T1015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.093488][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.093621][ T1015]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.093750][ T1015]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.093881][ T1015]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.094012][ T1015]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.094144][ T1015]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.094281][ T1015]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.094416][ T1015]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.094552][ T1015]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.094684][ T1015]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.094816][ T1015]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.094949][ T1015]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.095082][ T1015]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.095214][ T1015]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.095354][ T1015]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.095490][ T1015]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.095621][ T1015]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.095783][ T1015]  ? move_addr_to_kernel (net/socket.c:258)
[   56.095916][ T1015]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.096049][ T1015]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.096183][ T1015]  ___sys_sendmsg (net/socket.c:2752)
[   56.096316][ T1015]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.096488][ T1015]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.096632][ T1015]  __sys_sendmsg (net/socket.c:2784)
[   56.096763][ T1015]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.096894][ T1015]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.097059][ T1015]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.097190][ T1015]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.097325][ T1015]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.097465][ T1015]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.097595][ T1015]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.097726][ T1015]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.097888][ T1015] RIP: 0033:0x7f269b5ec08e
[   56.098025][ T1015] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.098504][ T1015] RSP: 002b:00007fffadea4f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.098701][ T1015] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f269b5ec08e
[   56.098896][ T1015] RDX: 0000000000000000 RSI: 00007fffadea4ff0 RDI: 0000000000000005
[   56.099093][ T1015] RBP: 00007fffadea4f50 R08: 0000000000000000 R09: 0000000000000000
[   56.099289][ T1015] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.099493][ T1015] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffadea56c0
| [   56.133153][ T1016] ------------[ cut here ]------------
| [   56.133319][ T1016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1016
| [   56.133598][ T1016] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.134186][ T1016] Tainted: [W]=WARN
[   56.134288][ T1016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.134464][ T1016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.134640][ T1016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.135119][ T1016] RSP: 0018:ffa0000001cbee30 EFLAGS: 00010286
[   56.135289][ T1016] RAX: 00000000ffffffa6 RBX: ff1100000b5fd540 RCX: 1ff4000000397d8c
[   56.135497][ T1016] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b5fd5fc
[   56.135698][ T1016] RBP: ff1100000ec5c000 R08: 1fe22000016bfac1 R09: ff1100000fcaae80
[   56.135897][ T1016] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.136099][ T1016] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b7ef508
[   56.136300][ T1016] FS:  00007f96cde63840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   56.136549][ T1016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.136720][ T1016] CR2: 000000000042ebe0 CR3: 0000000009bbe001 CR4: 0000000000771ef0
[   56.136924][ T1016] PKRU: 55555554
[   56.137025][ T1016] Call Trace:
[   56.137127][ T1016]  <TASK>
[   56.137197][ T1016]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.137334][ T1016]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.137451][ T1016]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   56.137619][ T1016]  __dev_notify_flags (net/core/dev.c:9787)
[   56.137754][ T1016]  ? netif_change_name (net/core/dev.c:1495)
[   56.137889][ T1016]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.138023][ T1016]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.138157][ T1016]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.138292][ T1016]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   56.138438][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.138575][ T1016]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.138712][ T1016]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   56.138846][ T1016]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   56.138981][ T1016]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   56.139118][ T1016]  veth_newlink (drivers/net/veth.c:1871)
[   56.139255][ T1016]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   56.139394][ T1016]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.139534][ T1016]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.139669][ T1016]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   56.139820][ T1016]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   56.139955][ T1016]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   56.140091][ T1016]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   56.140225][ T1016]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   56.140365][ T1016]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   56.140507][ T1016]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   56.140643][ T1016]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.140779][ T1016]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.140912][ T1016]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.141052][ T1016]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.141189][ T1016]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.141325][ T1016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.141469][ T1016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.141604][ T1016]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.141741][ T1016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.141874][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.142013][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.142147][ T1016]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.142282][ T1016]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.142427][ T1016]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.142560][ T1016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.142693][ T1016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.142828][ T1016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.142961][ T1016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.143095][ T1016]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.143227][ T1016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.143367][ T1016]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.143512][ T1016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.143644][ T1016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.143780][ T1016]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.143915][ T1016]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.144050][ T1016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.144185][ T1016]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.144319][ T1016]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.144462][ T1016]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.144600][ T1016]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.144733][ T1016]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.144867][ T1016]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.145032][ T1016]  ? move_addr_to_kernel (net/socket.c:258)
[   56.145170][ T1016]  ___sys_sendmsg (net/socket.c:2752)
[   56.145303][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.145450][ T1016]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.145596][ T1016]  ? 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))
[   56.145733][ T1016]  __sys_sendmsg (net/socket.c:2784)
[   56.145868][ T1016]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.146006][ T1016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.146140][ T1016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.146274][ T1016]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.146413][ T1016]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.146554][ T1016]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.146688][ T1016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.146853][ T1016] RIP: 0033:0x7f96ce09d08e
[   56.146994][ T1016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.147481][ T1016] RSP: 002b:00007fffd300bff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.147684][ T1016] RAX: ffffffffffffffda RBX: 00007fffd300c798 RCX: 00007f96ce09d08e
[   56.147884][ T1016] RDX: 0000000000000000 RSI: 00007fffd300c0a0 RDI: 0000000000000005
[   56.148084][ T1016] RBP: 00007fffd300c000 R08: 0000000000000000 R09: 0000000000000000
[   56.148284][ T1016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.148492][ T1016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd300c770
| [   56.156181][ T1016] ------------[ cut here ]------------
| [   56.156324][ T1016] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1016
| [   56.157206][ T1016] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.157895][ T1016] Tainted: [W]=WARN
[   56.157996][ T1016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.158161][ T1016] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.158333][ T1016] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.158872][ T1016] RSP: 0018:ffa0000001cbf1b0 EFLAGS: 00010286
[   56.159039][ T1016] RAX: 00000000ffffffa6 RBX: ff1100000c5a2ac0 RCX: 1ff4000000397dfc
[   56.159235][ T1016] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a2b7c
[   56.159492][ T1016] RBP: ff11000007851000 R08: 1fe22000018b4571 R09: ff1100000fcaae80
[   56.159689][ T1016] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.159887][ T1016] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89a03b20
[   56.160085][ T1016] FS:  00007f96cde63840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   56.160314][ T1016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.160539][ T1016] CR2: 000000000042ebe0 CR3: 0000000009bbe001 CR4: 0000000000771ef0
[   56.160741][ T1016] PKRU: 55555554
[   56.160840][ T1016] Call Trace:
[   56.160938][ T1016]  <TASK>
[   56.161007][ T1016]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.161142][ T1016]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.161243][ T1016]  __dev_notify_flags (net/core/dev.c:9787)
[   56.161436][ T1016]  ? netif_change_name (net/core/dev.c:1495)
[   56.161570][ T1016]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   56.161705][ T1016]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   56.161839][ T1016]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   56.161974][ T1016]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   56.162108][ T1016]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.162240][ T1016]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.162431][ T1016]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.162569][ T1016]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.162707][ T1016]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.162841][ T1016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.162973][ T1016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.163104][ T1016]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.163236][ T1016]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.163428][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.163565][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.163698][ T1016]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.163836][ T1016]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.163968][ T1016]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.164099][ T1016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.164230][ T1016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.164425][ T1016]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.164566][ T1016]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.164699][ T1016]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.164829][ T1016]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.164963][ T1016]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.165098][ T1016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.165230][ T1016]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.165422][ T1016]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.165556][ T1016]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.165689][ T1016]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.165821][ T1016]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.165957][ T1016]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.166091][ T1016]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.166225][ T1016]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.166410][ T1016]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.166547][ T1016]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.166709][ T1016]  ? move_addr_to_kernel (net/socket.c:258)
[   56.166846][ T1016]  ___sys_sendmsg (net/socket.c:2752)
[   56.166980][ T1016]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.167111][ T1016]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.167253][ T1016]  ? 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))
[   56.167447][ T1016]  __sys_sendmsg (net/socket.c:2784)
[   56.167581][ T1016]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.167717][ T1016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.167849][ T1016]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.167982][ T1016]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.168117][ T1016]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.168249][ T1016]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.168442][ T1016]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.168606][ T1016] RIP: 0033:0x7f96ce09d08e
[   56.168743][ T1016] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.169218][ T1016] RSP: 002b:00007fffd300bff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.169478][ T1016] RAX: ffffffffffffffda RBX: 00007fffd300c798 RCX: 00007f96ce09d08e
[   56.169676][ T1016] RDX: 0000000000000000 RSI: 00007fffd300c0a0 RDI: 0000000000000005
[   56.169872][ T1016] RBP: 00007fffd300c000 R08: 0000000000000000 R09: 0000000000000000
[   56.170071][ T1016] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.170267][ T1016] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd300c770
| [   56.211575][ T1017] ------------[ cut here ]------------
| [   56.211730][ T1017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/1017
| [   56.211995][ T1017] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.212584][ T1017] Tainted: [W]=WARN
[   56.212684][ T1017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.212851][ T1017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.213025][ 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
[   56.213515][ T1017] RSP: 0018:ffa0000001ccf4e8 EFLAGS: 00010286
[   56.213683][ T1017] RAX: 00000000ffffffa6 RBX: ff1100000d400ac0 RCX: 1ff4000000399e63
[   56.213880][ T1017] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d400b7c
[   56.214079][ T1017] RBP: ff11000007851000 R08: 1fe2200001a80171 R09: ff1100000fca8b80
[   56.214277][ T1017] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.214486][ T1017] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   56.214686][ T1017] FS:  00007fc5cedd7100(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   56.214917][ T1017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.215083][ T1017] CR2: 00000000004d6034 CR3: 0000000013257003 CR4: 0000000000771ef0
[   56.215282][ T1017] PKRU: 55555554
[   56.215387][ T1017] Call Trace:
[   56.215490][ T1017]  <TASK>
[   56.215560][ T1017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.215695][ T1017]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.215830][ T1017]  notifier_call_chain (kernel/notifier.c:85)
[   56.215966][ T1017]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   56.216099][ T1017]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   56.216238][ T1017]  ethnl_set_features (net/ethtool/features.c:288)
[   56.216382][ T1017]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.216521][ T1017]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   56.216659][ T1017]  ? __nla_validate_parse (lib/nlattr.c:635)
[   56.216795][ T1017]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   56.216962][ T1017]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   56.217096][ T1017]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   56.217266][ T1017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.217422][ T1017]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   56.217561][ T1017]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.217696][ T1017]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   56.217831][ T1017]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   56.217999][ T1017]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.218166][ T1017]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   56.218300][ T1017]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.218454][ T1017]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   56.218589][ T1017]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.218723][ T1017]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   56.218858][ T1017]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.218998][ T1017]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.219131][ T1017]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.219266][ T1017]  genl_rcv (net/netlink/genetlink.c:1218)
[   56.219374][ T1017]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.219516][ T1017]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.219650][ T1017]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.219785][ T1017]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.219920][ T1017]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.220057][ T1017]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.220189][ T1017]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.220324][ T1017]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   56.220469][ T1017]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   56.220615][ T1017]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   56.220750][ T1017]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.220918][ T1017]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   56.221055][ T1017]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   56.221189][ T1017]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.221322][ T1017]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.221463][ T1017]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.221597][ T1017]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.221766][ T1017] RIP: 0033:0x7fc5cee4808e
[   56.221907][ T1017] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.222391][ T1017] RSP: 002b:00007ffe6e107840 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   56.222599][ T1017] RAX: ffffffffffffffda RBX: 0000000015577010 RCX: 00007fc5cee4808e
[   56.222798][ T1017] RDX: 00000000000000e4 RSI: 0000000015577120 RDI: 0000000000000005
[   56.222999][ T1017] RBP: 00007ffe6e107850 R08: 00007fc5cefd6980 R09: 000000000000000c
[   56.223200][ T1017] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000155770b0
[   56.223405][ T1017] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   56.258037][ T1018] ------------[ cut here ]------------
| [   56.258186][ T1018] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/1018
| [   56.258470][ T1018] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.259046][ T1018] Tainted: [W]=WARN
[   56.259146][ T1018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.259313][ T1018] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.259497][ 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
[   56.259971][ T1018] RSP: 0018:ffa0000001cdf4e8 EFLAGS: 00010286
[   56.260140][ T1018] RAX: 00000000ffffffa6 RBX: ff110000133c91c0 RCX: 1ff400000039be63
[   56.260338][ T1018] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c927c
[   56.260549][ T1018] RBP: ff11000007851000 R08: 1fe2200002679251 R09: ff11000016b50b80
[   56.260747][ T1018] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.260943][ T1018] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   56.261143][ T1018] FS:  00007ff3556d7100(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   56.261378][ T1018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.261546][ T1018] CR2: 00000000004d6034 CR3: 0000000012af3006 CR4: 0000000000771ef0
[   56.261744][ T1018] PKRU: 55555554
[   56.261843][ T1018] Call Trace:
[   56.261944][ T1018]  <TASK>
[   56.262013][ T1018]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.262147][ T1018]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.262281][ T1018]  notifier_call_chain (kernel/notifier.c:85)
[   56.262428][ T1018]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   56.262564][ T1018]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   56.262700][ T1018]  ethnl_set_features (net/ethtool/features.c:288)
[   56.262835][ T1018]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.262969][ T1018]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   56.263108][ T1018]  ? __nla_validate_parse (lib/nlattr.c:635)
[   56.263243][ T1018]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   56.263416][ T1018]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   56.263557][ T1018]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   56.263724][ T1018]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.263857][ T1018]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   56.263991][ T1018]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.264126][ T1018]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   56.264261][ T1018]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   56.265262][ T1018]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.265524][ T1018]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   56.265662][ T1018]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.265797][ T1018]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   56.265931][ T1018]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.266065][ T1018]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   56.266200][ T1018]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.266338][ T1018]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.266677][ T1018]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.266811][ T1018]  genl_rcv (net/netlink/genetlink.c:1218)
[   56.266911][ T1018]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.267046][ T1018]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.267180][ T1018]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.267317][ T1018]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.267565][ T1018]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.267700][ T1018]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.267832][ T1018]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.267967][ T1018]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   56.268102][ T1018]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   56.268247][ T1018]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   56.268493][ T1018]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.268661][ T1018]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   56.268795][ T1018]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   56.268930][ T1018]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.269063][ T1018]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.269198][ T1018]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.269333][ T1018]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.269615][ T1018] RIP: 0033:0x7ff35574808e
[   56.269755][ T1018] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.270229][ T1018] RSP: 002b:00007ffd77e5af40 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   56.270547][ T1018] RAX: ffffffffffffffda RBX: 00000000367f7010 RCX: 00007ff35574808e
[   56.270746][ T1018] RDX: 0000000000000058 RSI: 00000000367f7120 RDI: 0000000000000005
[   56.270945][ T1018] RBP: 00007ffd77e5af50 R08: 00007ff3558d6980 R09: 000000000000000c
[   56.271147][ T1018] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000367f70b0
[   56.271460][ T1018] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   56.314909][ T1019] ------------[ cut here ]------------
| [   56.315074][ T1019] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/1019
| [   56.315357][ T1019] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.315953][ T1019] Tainted: [W]=WARN
[   56.316054][ T1019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.316223][ T1019] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.316405][ 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
[   56.316891][ T1019] RSP: 0018:ffa0000001cef4e8 EFLAGS: 00010286
[   56.317060][ T1019] RAX: 00000000ffffffa6 RBX: ff110000133c8580 RCX: 1ff400000039de63
[   56.317260][ T1019] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c863c
[   56.317475][ T1019] RBP: ff11000007851000 R08: 1fe22000026790c9 R09: ff1100000e8f0b80
[   56.317679][ T1019] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   56.317877][ T1019] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   56.318080][ T1019] FS:  00007f9c7f4fc100(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   56.318316][ T1019] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.318497][ T1019] CR2: 00000000004d6034 CR3: 000000000e8bc004 CR4: 0000000000771ef0
[   56.318697][ T1019] PKRU: 55555554
[   56.318799][ T1019] Call Trace:
[   56.318901][ T1019]  <TASK>
[   56.318972][ T1019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.319109][ T1019]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.319251][ T1019]  notifier_call_chain (kernel/notifier.c:85)
[   56.319393][ T1019]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   56.319531][ T1019]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   56.319668][ T1019]  ethnl_set_features (net/ethtool/features.c:288)
[   56.319806][ T1019]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.319943][ T1019]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   56.320083][ T1019]  ? __nla_validate_parse (lib/nlattr.c:635)
[   56.320220][ T1019]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   56.321400][ T1019]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   56.321636][ T1019]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   56.321811][ T1019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.321947][ T1019]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   56.322085][ T1019]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.322225][ T1019]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   56.322464][ T1019]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   56.322633][ T1019]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.322801][ T1019]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   56.322937][ T1019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.323076][ T1019]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   56.323213][ T1019]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.323456][ T1019]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   56.323595][ T1019]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.323733][ 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))
[   56.323867][ 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))
[   56.324006][ T1019]  genl_rcv (net/netlink/genetlink.c:1218)
[   56.324109][ T1019]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.324247][ T1019]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.324461][ T1019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.324613][ T1019]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.324752][ T1019]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.324890][ T1019]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.325026][ T1019]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.325164][ T1019]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   56.325300][ T1019]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   56.325537][ T1019]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   56.325675][ T1019]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.325844][ T1019]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   56.325979][ T1019]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   56.326115][ T1019]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.326249][ T1019]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.326482][ T1019]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.326619][ T1019]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.326789][ T1019] RIP: 0033:0x7f9c7f56d08e
[   56.326930][ 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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.327429][ T1019] RSP: 002b:00007ffce90726d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   56.327635][ T1019] RAX: ffffffffffffffda RBX: 000000003e1a5010 RCX: 00007f9c7f56d08e
[   56.327838][ T1019] RDX: 00000000000000d0 RSI: 000000003e1a5120 RDI: 0000000000000005
[   56.328038][ T1019] RBP: 00007ffce90726e0 R08: 00007f9c7f6fb980 R09: 000000000000000c
[   56.328240][ T1019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003e1a50b0
[   56.328453][ T1019] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   56.361811][ T1020] ------------[ cut here ]------------
| [   56.361967][ T1020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1020
| [   56.362231][ T1020] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.362823][ T1020] Tainted: [W]=WARN
[   56.362922][ T1020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.363091][ T1020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.363261][ 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
[   56.363745][ T1020] RSP: 0018:ffa0000001cff020 EFLAGS: 00010286
[   56.363913][ T1020] RAX: 00000000ffffffa6 RBX: ff110000103e4e40 RCX: 1ff400000039fdca
[   56.364112][ T1020] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e4efc
[   56.364307][ T1020] RBP: ff11000007851000 R08: 1fe220000207c9e1 R09: ff1100000e8f2e58
[   56.364517][ T1020] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   56.364713][ T1020] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.364911][ T1020] FS:  00007fd90b264840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   56.365144][ T1020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.365309][ T1020] CR2: 00000000004eb730 CR3: 0000000005fe2006 CR4: 0000000000771ef0
[   56.365521][ T1020] PKRU: 55555554
[   56.365621][ T1020] Call Trace:
[   56.365721][ T1020]  <TASK>
[   56.365790][ T1020]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.365924][ T1020]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.366025][ T1020]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.366157][ T1020]  __dev_notify_flags (net/core/dev.c:9787)
[   56.366292][ T1020]  ? netif_change_name (net/core/dev.c:1495)
[   56.366437][ T1020]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.366571][ T1020]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.366702][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.366835][ 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))
[   56.366971][ T1020]  netif_change_flags (net/core/dev.c:9820)
[   56.367105][ T1020]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.367239][ T1020]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.367378][ T1020]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.367516][ T1020]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.367679][ T1020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.367811][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.367943][ T1020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.368075][ T1020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.368211][ T1020]  ? __kernel_text_address (kernel/extable.c:79)
[   56.368351][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.368491][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.368622][ T1020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.368754][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.368885][ T1020]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.369017][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.369148][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.369280][ T1020]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.369502][ 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)
[   56.369635][ T1020]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.369766][ T1020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.369899][ T1020]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.370031][ T1020]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.370168][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.370305][ T1020]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.370537][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.370669][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.370800][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.370931][ T1020]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.371063][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.371197][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.371330][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.371546][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.371678][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.371810][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.371942][ T1020]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.372074][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.372205][ T1020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.372337][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.372563][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.372695][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.372828][ T1020]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.372960][ T1020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.373092][ T1020]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.373228][ 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))
[   56.373443][ 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))
[   56.373577][ T1020]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.373710][ T1020]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.373842][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.373976][ T1020]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.374109][ T1020]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.374241][ T1020]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.374387][ T1020]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.374525][ T1020]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.374657][ T1020]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.374820][ T1020]  ? move_addr_to_kernel (net/socket.c:258)
[   56.374954][ T1020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.375087][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.375220][ T1020]  ___sys_sendmsg (net/socket.c:2752)
[   56.375357][ T1020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.375526][ T1020]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.375673][ T1020]  __sys_sendmsg (net/socket.c:2784)
[   56.375806][ T1020]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.375936][ T1020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.376102][ 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)
[   56.376236][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.376374][ T1020]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.376513][ T1020]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.376646][ T1020]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.376777][ T1020]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.376940][ T1020] RIP: 0033:0x7fd90b49e08e
[   56.377079][ 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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.377558][ T1020] RSP: 002b:00007fffaadbd600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.377759][ T1020] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fd90b49e08e
[   56.377955][ T1020] RDX: 0000000000000000 RSI: 00007fffaadbd6b0 RDI: 0000000000000005
[   56.378152][ T1020] RBP: 00007fffaadbd610 R08: 0000000000000000 R09: 0000000000000000
[   56.378356][ T1020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.378558][ T1020] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaadbdd80
| [   56.381955][ T1020] ------------[ cut here ]------------
| [   56.382090][ T1020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1020
| [   56.382355][ T1020] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.382938][ T1020] Tainted: [W]=WARN
[   56.383040][ T1020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.383205][ T1020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.383384][ 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
[   56.383864][ T1020] RSP: 0018:ffa0000001cfeee0 EFLAGS: 00010286
[   56.384032][ T1020] RAX: 00000000ffffffa6 RBX: ff110000103e5540 RCX: 1ff400000039fda2
[   56.384232][ T1020] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e55fc
[   56.384438][ T1020] RBP: ff11000007851000 R08: 1fe220000207cac1 R09: ff1100000e8f2e58
[   56.384639][ T1020] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   56.384839][ T1020] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   56.385043][ T1020] FS:  00007fd90b264840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   56.385276][ T1020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.385549][ T1020] CR2: 00000000004eb730 CR3: 0000000005fe2006 CR4: 0000000000771ef0
[   56.385760][ T1020] PKRU: 55555554
[   56.385865][ T1020] Call Trace:
[   56.385969][ T1020]  <TASK>
[   56.386042][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.386273][ T1020]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.386424][ T1020]  notifier_call_chain (kernel/notifier.c:85)
[   56.386569][ T1020]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   56.386710][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.386944][ T1020]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.387092][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.387234][ T1020]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   56.387375][ T1020]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   56.387607][ T1020]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   56.387741][ T1020]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   56.387877][ T1020]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   56.388012][ T1020]  br_add_if (net/bridge/br_if.c:619)
[   56.388119][ T1020]  do_set_master (net/core/rtnetlink.c:3011)
[   56.388252][ T1020]  ? netif_change_flags (net/core/dev.c:9820)
[   56.388392][ T1020]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   56.388534][ T1020]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.388669][ T1020]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.388838][ T1020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.388971][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.389104][ T1020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.389239][ T1020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.389378][ T1020]  ? __kernel_text_address (kernel/extable.c:79)
[   56.389517][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.389654][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.389787][ T1020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.389920][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.390055][ T1020]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.390187][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.390322][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.390466][ T1020]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.390601][ 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)
[   56.390735][ T1020]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.390870][ T1020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.391006][ T1020]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.391139][ T1020]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.391278][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.391427][ T1020]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.391564][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.391696][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.391829][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.391963][ T1020]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.392097][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.392234][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.392374][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.392514][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.392648][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.392783][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.392917][ T1020]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.393054][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.393189][ T1020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.393323][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.393470][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.393604][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.393738][ T1020]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.393871][ T1020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.394007][ T1020]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.394145][ 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))
[   56.394278][ 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))
[   56.394427][ T1020]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.394563][ T1020]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.395059][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.395193][ T1020]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.395331][ T1020]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.395475][ T1020]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.395611][ T1020]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.395745][ T1020]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.395880][ T1020]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.396046][ T1020]  ? move_addr_to_kernel (net/socket.c:258)
[   56.396272][ T1020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.396411][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.396551][ T1020]  ___sys_sendmsg (net/socket.c:2752)
[   56.396684][ T1020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.396850][ T1020]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.396999][ T1020]  __sys_sendmsg (net/socket.c:2784)
[   56.397134][ T1020]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.397268][ T1020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.397459][ 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)
[   56.397594][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.397728][ T1020]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.397861][ T1020]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.397998][ T1020]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.398133][ T1020]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.398299][ T1020] RIP: 0033:0x7fd90b49e08e
[   56.398449][ 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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.398930][ T1020] RSP: 002b:00007fffaadbd600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.399133][ T1020] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fd90b49e08e
[   56.399333][ T1020] RDX: 0000000000000000 RSI: 00007fffaadbd6b0 RDI: 0000000000000005
[   56.399545][ T1020] RBP: 00007fffaadbd610 R08: 0000000000000000 R09: 0000000000000000
[   56.399747][ T1020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.399950][ T1020] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaadbdd80
| [   56.401647][ T1020] ------------[ cut here ]------------
| [   56.401785][ T1020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1020
| [   56.402060][ T1020] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.402683][ T1020] Tainted: [W]=WARN
[   56.402790][ T1020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.402967][ T1020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.403149][ 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
[   56.404371][ T1020] RSP: 0018:ffa0000001cfeea0 EFLAGS: 00010286
[   56.404555][ T1020] RAX: 00000000ffffffa6 RBX: ff110000103e58c0 RCX: 1ff400000039fd9a
[   56.404763][ T1020] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e597c
[   56.404973][ T1020] RBP: ff11000007851000 R08: 1fe220000207cb31 R09: ff1100000e8f2e58
[   56.405189][ T1020] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   56.405464][ T1020] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea02dc0
[   56.405677][ T1020] FS:  00007fd90b264840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   56.405985][ T1020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.406163][ T1020] CR2: 00000000004eb730 CR3: 0000000005fe2006 CR4: 0000000000771ef0
[   56.406443][ T1020] PKRU: 55555554
[   56.406548][ T1020] Call Trace:
[   56.406652][ T1020]  <TASK>
[   56.406726][ T1020]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   56.406869][ T1020]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.407011][ T1020]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.407118][ T1020]  __dev_notify_flags (net/core/dev.c:9787)
[   56.407263][ T1020]  ? netdev_notice (net/core/dev.c:13008)
[   56.407472][ T1020]  ? netif_change_name (net/core/dev.c:1495)
[   56.407613][ T1020]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   56.407789][ T1020]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.407931][ T1020]  __dev_set_promiscuity (net/core/dev.c:9630)
[   56.408073][ T1020]  netif_set_promiscuity (net/core/dev.c:9639)
[   56.408215][ T1020]  dev_set_promiscuity (net/core/dev_api.c:288)
[   56.408426][ T1020]  br_port_set_promisc (net/bridge/br_if.c:108)
[   56.408567][ T1020]  br_manage_promisc (net/bridge/br_if.c:174)
[   56.408708][ T1020]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   56.408849][ T1020]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   56.408958][ T1020]  do_set_master (net/core/rtnetlink.c:3011)
[   56.409100][ T1020]  ? netif_change_flags (net/core/dev.c:9820)
[   56.409243][ T1020]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   56.409453][ T1020]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.409597][ T1020]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.409771][ T1020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.409909][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.410049][ T1020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.410190][ T1020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.410330][ T1020]  ? __kernel_text_address (kernel/extable.c:79)
[   56.410638][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.410784][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.410925][ T1020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.411066][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.411208][ T1020]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.411410][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.411555][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.411696][ T1020]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.411839][ 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)
[   56.412076][ T1020]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.412217][ T1020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.412425][ T1020]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.412566][ T1020]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.412709][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.412855][ T1020]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.412998][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.413236][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.413447][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.413587][ T1020]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.413726][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.413869][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.414010][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.414246][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.414455][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.414599][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.414739][ T1020]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.414879][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.415020][ T1020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.415160][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.415469][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.415610][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.415754][ T1020]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.415894][ T1020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.416036][ T1020]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.416181][ 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))
[   56.416486][ 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))
[   56.416633][ T1020]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.416780][ T1020]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.416923][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.417065][ T1020]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.417207][ T1020]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.417411][ T1020]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.417557][ T1020]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.417699][ T1020]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.417840][ T1020]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.418014][ T1020]  ? move_addr_to_kernel (net/socket.c:258)
[   56.418158][ T1020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.418299][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.418510][ T1020]  ___sys_sendmsg (net/socket.c:2752)
[   56.418651][ T1020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.418827][ T1020]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.418981][ T1020]  __sys_sendmsg (net/socket.c:2784)
[   56.419122][ T1020]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.419265][ T1020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.419512][ 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)
[   56.419652][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.419795][ T1020]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.419935][ T1020]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.420077][ T1020]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.420218][ T1020]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.420460][ T1020] RIP: 0033:0x7fd90b49e08e
[   56.420607][ 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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.421108][ T1020] RSP: 002b:00007fffaadbd600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.421320][ T1020] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fd90b49e08e
[   56.421601][ T1020] RDX: 0000000000000000 RSI: 00007fffaadbd6b0 RDI: 0000000000000005
[   56.421812][ T1020] RBP: 00007fffaadbd610 R08: 0000000000000000 R09: 0000000000000000
[   56.422021][ T1020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.422231][ T1020] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaadbdd80
| [   56.424636][ T1020] ------------[ cut here ]------------
| [   56.424784][ T1020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1020
| [   56.425049][ T1020] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.425638][ T1020] Tainted: [W]=WARN
[   56.425738][ T1020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.425905][ T1020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.426080][ 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
[   56.426564][ T1020] RSP: 0018:ffa0000001cfef78 EFLAGS: 00010286
[   56.426729][ T1020] RAX: 00000000ffffffa6 RBX: ff11000011956740 RCX: 1ff400000039fdb5
[   56.426927][ T1020] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119567fc
[   56.427124][ T1020] RBP: ff1100000ea02000 R08: 1fe220000232ad01 R09: ff1100000e8f2e58
[   56.427319][ T1020] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   56.427533][ T1020] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   56.427732][ T1020] FS:  00007fd90b264840(0000) GS:ff110000e0547000(0000) knlGS:0000000000000000
[   56.427967][ T1020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.428132][ T1020] CR2: 00007f96cdf30574 CR3: 0000000005fe2004 CR4: 0000000000771ef0
[   56.428332][ T1020] PKRU: 55555554
[   56.428441][ T1020] Call Trace:
[   56.428540][ T1020]  <TASK>
[   56.428608][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.428741][ T1020]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.428874][ T1020]  notifier_call_chain (kernel/notifier.c:85)
[   56.429009][ T1020]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   56.429177][ T1020]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   56.429348][ T1020]  ? netdev_change_features (net/core/dev.c:11117)
[   56.429487][ T1020]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   56.429622][ T1020]  br_add_if (net/bridge/br_if.c:683)
[   56.429731][ T1020]  do_set_master (net/core/rtnetlink.c:3011)
[   56.429863][ T1020]  ? netif_change_flags (net/core/dev.c:9820)
[   56.429997][ T1020]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   56.430133][ T1020]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.430267][ T1020]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.430441][ T1020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.430574][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.430706][ T1020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.430837][ T1020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.430971][ T1020]  ? __kernel_text_address (kernel/extable.c:79)
[   56.431104][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.431238][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.431376][ T1020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.431516][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.431648][ T1020]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.431780][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.431911][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.432045][ T1020]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.432178][ 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)
[   56.432311][ T1020]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.432458][ T1020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.432594][ T1020]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.432726][ T1020]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.432861][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.432997][ T1020]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.433130][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.433262][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.433399][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.433540][ T1020]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.433670][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.433805][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.433936][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.434067][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.434199][ T1020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.434333][ T1020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.434479][ T1020]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.434613][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.434744][ T1020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.434875][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.435009][ T1020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.435141][ T1020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.435276][ T1020]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.435413][ T1020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.435551][ T1020]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.435689][ 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))
[   56.435821][ 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))
[   56.435954][ T1020]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.436088][ T1020]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.436223][ T1020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.436359][ T1020]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.436497][ T1020]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.436632][ T1020]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.436765][ T1020]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.436897][ T1020]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.437031][ T1020]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.437194][ T1020]  ? move_addr_to_kernel (net/socket.c:258)
[   56.437327][ T1020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.437471][ T1020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.437609][ T1020]  ___sys_sendmsg (net/socket.c:2752)
[   56.437740][ T1020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.437905][ T1020]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.438050][ T1020]  __sys_sendmsg (net/socket.c:2784)
[   56.438183][ T1020]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.438315][ T1020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.438495][ 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)
[   56.438629][ T1020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.438762][ T1020]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.438895][ T1020]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.439028][ T1020]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.439161][ T1020]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.439325][ T1020] RIP: 0033:0x7fd90b49e08e
[   56.439493][ 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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.439969][ T1020] RSP: 002b:00007fffaadbd600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.440169][ T1020] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fd90b49e08e
[   56.440372][ T1020] RDX: 0000000000000000 RSI: 00007fffaadbd6b0 RDI: 0000000000000005
[   56.440581][ T1020] RBP: 00007fffaadbd610 R08: 0000000000000000 R09: 0000000000000000
[   56.440782][ T1020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.440979][ T1020] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaadbdd80
| [   56.481447][ T1021] ------------[ cut here ]------------
| [   56.481581][ T1021] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1021
| [   56.481839][ T1021] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.482418][ T1021] Tainted: [W]=WARN
[   56.482523][ T1021] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.482689][ T1021] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.482860][ 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
[   56.483330][ T1021] RSP: 0018:ffa0000001d0f020 EFLAGS: 00010286
[   56.483876][ T1021] RAX: 00000000ffffffa6 RBX: ff1100000c7a4e40 RCX: 1ff40000003a1dca
[   56.484074][ T1021] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c7a4efc
[   56.484271][ T1021] RBP: ff1100000ea02000 R08: 1fe22000018f49e1 R09: ff1100000e8f5158
[   56.484519][ T1021] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   56.484715][ T1021] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.484915][ T1021] FS:  00007fef8bd5c840(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   56.485145][ T1021] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.485308][ T1021] CR2: 000000000d311988 CR3: 0000000012af3004 CR4: 0000000000771ef0
[   56.485521][ T1021] PKRU: 55555554
[   56.485621][ T1021] Call Trace:
[   56.485719][ T1021]  <TASK>
[   56.485786][ T1021]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   56.485918][ T1021]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.486053][ T1021]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.486155][ T1021]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.486286][ T1021]  __dev_notify_flags (net/core/dev.c:9787)
[   56.486428][ T1021]  ? netif_change_name (net/core/dev.c:1495)
[   56.486561][ T1021]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.486696][ T1021]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.486833][ T1021]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.486965][ 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))
[   56.487100][ T1021]  netif_change_flags (net/core/dev.c:9820)
[   56.487233][ T1021]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.487442][ T1021]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.487576][ T1021]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.487708][ T1021]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.487872][ T1021]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.488005][ T1021]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.488135][ T1021]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.488266][ T1021]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.488473][ T1021]  ? __kernel_text_address (kernel/extable.c:79)
[   56.488605][ T1021]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.488741][ T1021]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.488873][ T1021]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.489006][ T1021]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.489139][ T1021]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.489271][ T1021]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.489439][ T1021]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.489572][ T1021]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.489704][ 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)
[   56.489838][ T1021]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.489969][ T1021]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.490104][ T1021]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.490238][ T1021]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.490378][ T1021]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.490518][ T1021]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.490649][ T1021]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.490780][ T1021]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.490915][ T1021]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.491047][ T1021]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.491182][ T1021]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.491315][ T1021]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.491459][ T1021]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.491592][ T1021]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.491725][ T1021]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.491867][ T1021]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.492000][ T1021]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.492132][ T1021]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.492264][ T1021]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.492403][ T1021]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.492541][ T1021]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.492673][ T1021]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.492804][ T1021]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.492938][ T1021]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.493075][ 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))
[   56.493206][ 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))
[   56.493339][ T1021]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.493484][ T1021]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.493615][ T1021]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.493747][ T1021]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.493880][ T1021]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.494014][ T1021]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.494146][ T1021]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.494277][ T1021]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.494414][ T1021]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.494583][ T1021]  ? move_addr_to_kernel (net/socket.c:258)
[   56.494715][ T1021]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.494847][ T1021]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.494981][ T1021]  ___sys_sendmsg (net/socket.c:2752)
[   56.495112][ T1021]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.495276][ T1021]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.495432][ T1021]  __sys_sendmsg (net/socket.c:2784)
[   56.495565][ T1021]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.495696][ T1021]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.495862][ 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)
[   56.495996][ T1021]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.496128][ T1021]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.496260][ T1021]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.496397][ T1021]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.496533][ T1021]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.496695][ T1021] RIP: 0033:0x7fef8bf9608e
[   56.496836][ 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 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.497312][ T1021] RSP: 002b:00007ffce39a4b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.497526][ T1021] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fef8bf9608e
[   56.497722][ T1021] RDX: 0000000000000000 RSI: 00007ffce39a4c40 RDI: 0000000000000005
[   56.497919][ T1021] RBP: 00007ffce39a4ba0 R08: 0000000000000000 R09: 0000000000000000
[   56.498117][ T1021] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.498314][ T1021] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce39a5310
| [   56.522869][ T1022] ------------[ cut here ]------------
| [   56.523034][ T1022] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1022
| [   56.523296][ T1022] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.523886][ T1022] Tainted: [W]=WARN
[   56.523986][ T1022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.524150][ T1022] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.524320][ T1022] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.524796][ T1022] RSP: 0018:ffa0000001d0f020 EFLAGS: 00010286
[   56.524962][ T1022] RAX: 00000000ffffffa6 RBX: ff1100000d464c80 RCX: 1ff40000003a1dca
[   56.525157][ T1022] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d464d3c
[   56.525357][ T1022] RBP: ff1100000ec5c000 R08: 1fe2200001a8c9a9 R09: ff11000016b55158
[   56.525560][ T1022] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   56.525757][ T1022] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.525955][ T1022] FS:  00007f9c7845a840(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   56.526185][ T1022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.526360][ T1022] CR2: 00000000213b7988 CR3: 000000000eb7f002 CR4: 0000000000771ef0
[   56.526564][ T1022] PKRU: 55555554
[   56.526663][ T1022] Call Trace:
[   56.526761][ T1022]  <TASK>
[   56.526830][ T1022]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.526964][ T1022]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.527066][ T1022]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.527198][ T1022]  __dev_notify_flags (net/core/dev.c:9787)
[   56.527332][ T1022]  ? netif_change_name (net/core/dev.c:1495)
[   56.527480][ T1022]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.527612][ T1022]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.527744][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.527878][ T1022]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   56.528014][ T1022]  netif_change_flags (net/core/dev.c:9820)
[   56.528147][ T1022]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.528282][ T1022]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.528517][ T1022]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.528651][ T1022]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.528816][ T1022]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.528947][ T1022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.529078][ T1022]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.529210][ T1022]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.529440][ T1022]  ? __kernel_text_address (kernel/extable.c:79)
[   56.529574][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.529708][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.529841][ T1022]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.529975][ T1022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.530108][ T1022]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.530239][ T1022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.530456][ T1022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.530590][ T1022]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.530820][ T1022]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.530955][ T1022]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.531087][ T1022]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.531221][ T1022]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.531442][ T1022]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.531578][ T1022]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.531714][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.531847][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.531980][ T1022]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.532111][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.532242][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.532473][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.532605][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.532736][ T1022]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.532871][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.533005][ T1022]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.533137][ T1022]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.533270][ T1022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.533485][ T1022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.533617][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.533750][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.533882][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.534015][ T1022]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.534146][ T1022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.534278][ T1022]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.534501][ T1022]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.534632][ T1022]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.534767][ T1022]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.534901][ T1022]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.535037][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.535172][ T1022]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.535306][ T1022]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.535479][ T1022]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.535613][ T1022]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.535760][ T1022]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.535905][ T1022]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.536078][ T1022]  ? move_addr_to_kernel (net/socket.c:258)
[   56.536217][ T1022]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.536359][ T1022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.536506][ T1022]  ___sys_sendmsg (net/socket.c:2752)
[   56.536644][ T1022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.536811][ T1022]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.536956][ T1022]  __sys_sendmsg (net/socket.c:2784)
[   56.537090][ T1022]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.537227][ T1022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.537400][ T1022]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.537545][ T1022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.537684][ T1022]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.537821][ T1022]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.537959][ T1022]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.538096][ T1022]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.538270][ T1022] RIP: 0033:0x7f9c7869408e
[   56.538430][ T1022] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.538928][ T1022] RSP: 002b:00007ffd189ceac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.539138][ T1022] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9c7869408e
[   56.539357][ T1022] RDX: 0000000000000000 RSI: 00007ffd189ceb70 RDI: 0000000000000005
[   56.539570][ T1022] RBP: 00007ffd189cead0 R08: 0000000000000000 R09: 0000000000000000
[   56.539777][ T1022] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e48d
[   56.539984][ T1022] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd189cf240
| [   56.542660][   T45] ------------[ cut here ]------------
| [   56.542815][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/45
| [   56.543074][   T45] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.543672][   T45] Tainted: [W]=WARN
[   56.543773][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.543932][   T45] Workqueue: events_unbound linkwatch_event
[   56.544097][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.544260][   T45] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.544729][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   56.544888][   T45] RAX: 00000000ffffffa6 RBX: ff11000017692740 RCX: 1ff4000000063f02
[   56.545075][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176927fc
[   56.545291][   T45] RBP: ff1100000ec5c000 R08: 1fe2200002ed2501 R09: ff110000020051a8
[   56.545485][   T45] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.545668][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.545850][   T45] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   56.546065][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.546218][   T45] CR2: 000000000d311988 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   56.546409][   T45] PKRU: 55555554
[   56.546509][   T45] Call Trace:
[   56.546606][   T45]  <TASK>
[   56.546670][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.546792][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   56.546915][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.547009][   T45]  netif_state_change (net/core/dev.c:1605)
[   56.547133][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   56.547290][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   56.547415][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.547545][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.547668][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.547791][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   56.547913][   T45]  process_one_work (kernel/workqueue.c:3314)
[   56.548040][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.548163][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.548289][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.548419][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.548546][   T45]  kthread (kernel/kthread.c:436)
[   56.548642][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.548792][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.548915][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.549055][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.549209][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.549330][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.549465][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.551579][   T45] ------------[ cut here ]------------
| [   56.551701][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/45
| [   56.551943][   T45] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   56.552517][   T45] Tainted: [W]=WARN
[   56.552609][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.552760][   T45] Workqueue: events_unbound linkwatch_event
[   56.552917][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.553075][   T45] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.553515][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   56.553667][   T45] RAX: 00000000ffffffa6 RBX: ff11000017693a80 RCX: 1ff4000000063f02
[   56.553847][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017693b3c
[   56.554032][   T45] RBP: ff11000007851000 R08: 1fe2200002ed2769 R09: ff110000020051a8
[   56.554213][   T45] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   56.554399][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.554588][   T45] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   56.554797][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.554947][   T45] CR2: 000000000d311988 CR3: 0000000060d4d001 CR4: 0000000000771ef0
[   56.555130][   T45] PKRU: 55555554
[   56.555220][   T45] Call Trace:
[   56.555312][   T45]  <TASK>
[   56.555381][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.555508][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   56.555629][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.555722][   T45]  netif_state_change (net/core/dev.c:1605)
[   56.555845][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   56.555999][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   56.556120][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.556243][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.556371][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.556497][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   56.556619][   T45]  process_one_work (kernel/workqueue.c:3314)
[   56.556744][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.556866][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.556992][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.557120][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.557241][   T45]  kthread (kernel/kthread.c:436)
[   56.557332][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.557494][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.557614][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.557736][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.557887][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.558010][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.558131][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   57.114823][   T70] ------------[ cut here ]------------
| [   57.115020][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   57.115267][   T70] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   57.115846][   T70] Tainted: [W]=WARN
[   57.115940][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.116093][   T70] Workqueue: events_unbound linkwatch_event
[   57.116251][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.116420][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.116854][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   57.117008][   T70] RAX: 00000000ffffffa6 RBX: ff11000011957000 RCX: 1ff4000000096f02
[   57.117191][   T70] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000119570bc
[   57.117390][   T70] RBP: ff1100000ea02000 R08: 1fe220000232ae19 R09: ff11000009fe0ba8
[   57.117575][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   57.117752][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.117934][   T70] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   57.118148][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.118302][   T70] CR2: 00007f693ab38cd4 CR3: 000000000bffb006 CR4: 0000000000771ef0
[   57.118498][   T70] PKRU: 55555554
[   57.118589][   T70] Call Trace:
[   57.118679][   T70]  <TASK>
[   57.118744][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.118867][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   57.118990][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.119082][   T70]  netif_state_change (net/core/dev.c:1605)
[   57.119206][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   57.119360][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   57.119489][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   57.119609][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.119731][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   57.119853][   T70]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   57.119975][   T70]  process_one_work (kernel/workqueue.c:3314)
[   57.120105][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   57.120223][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.120361][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   57.120493][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   57.120613][   T70]  kthread (kernel/kthread.c:436)
[   57.120702][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.120849][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.120970][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   57.121098][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   57.121249][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   57.121376][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   57.121506][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   58.889868][   T67] ------------[ cut here ]------------
| [   58.890103][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   58.890422][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   58.891092][   T67] Tainted: [W]=WARN
[   58.891233][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.891456][   T67] Workqueue: netns cleanup_net
[   58.891647][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.891856][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.892339][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   58.892567][   T67] RAX: 00000000ffffffa6 RBX: ff11000017418900 RCX: 1ff4000000090ec7
[   58.892801][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174189bc
[   58.893030][   T67] RBP: ff1100000fdea000 R08: 1fe2200002e83139 R09: ff110000090f8bd0
[   58.893259][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   58.893512][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000169fa000
[   58.893745][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   58.894007][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.894209][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   58.894460][   T67] PKRU: 55555554
[   58.894598][   T67] Call Trace:
[   58.894736][   T67]  <TASK>
[   58.894846][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.895020][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.895163][   T67]  netif_close_many (net/core/dev.c:1804)
[   58.895337][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   58.895529][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.895730][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.895934][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   58.896109][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.896311][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   58.896505][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   58.896695][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.896898][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.897072][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   58.897247][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.897440][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   58.897614][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   58.897783][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.897971][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   58.898145][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   58.898317][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   58.898514][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.898688][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.898894][   T67]  process_one_work (kernel/workqueue.c:3314)
[   58.899074][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   58.899247][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.899445][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   58.899625][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   58.899796][   T67]  kthread (kernel/kthread.c:436)
[   58.899941][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.900144][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.900318][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   58.900512][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   58.900715][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   58.900891][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.901095][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   58.906350][   T67] ------------[ cut here ]------------
| [   58.906541][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   58.906856][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   58.907796][   T67] Tainted: [W]=WARN
[   58.907947][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.908163][   T67] Workqueue: netns cleanup_net
[   58.908519][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.908983][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.909606][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   58.909893][   T67] RAX: 00000000ffffffa6 RBX: ff1100001019a580 RCX: 1ff4000000090ec7
[   58.910209][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001019a63c
[   58.910548][   T67] RBP: ff110000169fa000 R08: 1fe22000020334c9 R09: ff110000090f8bd0
[   58.910868][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   58.911184][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   58.911523][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   58.911878][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.912162][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   58.912505][   T67] PKRU: 55555554
[   58.912720][   T67] Call Trace:
[   58.912935][   T67]  <TASK>
[   58.913120][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   58.913386][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   58.913646][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   58.913866][   T67]  netif_close_many (net/core/dev.c:1804)
[   58.914119][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   58.914386][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   58.914681][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   58.914964][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   58.915218][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.915520][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   58.915772][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   58.916025][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.916277][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.916547][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   58.916799][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.917051][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   58.917307][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   58.917573][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.917784][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   58.917968][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   58.918151][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   58.918338][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.918544][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.918731][   T67]  process_one_work (kernel/workqueue.c:3314)
[   58.918922][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   58.919106][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.919297][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   58.919511][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   58.919697][   T67]  kthread (kernel/kthread.c:436)
[   58.919848][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.920065][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.920253][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   58.920458][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   58.920678][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   58.920863][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.921048][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   58.927942][   T67] ------------[ cut here ]------------
| [   58.928109][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   58.929043][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   58.929799][   T67] Tainted: [W]=WARN
[   58.929982][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.930222][   T67] Workqueue: netns cleanup_net
[   58.930464][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.930713][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.931229][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   58.931499][   T67] RAX: 00000000ffffffa6 RBX: ff11000015cf5000 RCX: 1ff4000000090eed
[   58.931767][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015cf50bc
[   58.932034][   T67] RBP: ff1100000b401000 R08: 1fe2200002b9ea19 R09: ff110000090f8bd0
[   58.932303][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.932597][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.932870][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   58.933169][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.933423][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   58.933702][   T67] PKRU: 55555554
[   58.933880][   T67] Call Trace:
[   58.934063][   T67]  <TASK>
[   58.934217][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.934484][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.934722][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   58.934938][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   58.935157][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.935382][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   58.935604][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.935820][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   58.936072][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   58.936472][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.936683][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   58.936850][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   58.937014][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   58.937181][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.937359][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.937535][   T67]  process_one_work (kernel/workqueue.c:3314)
[   58.937707][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   58.937872][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.938043][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   58.938216][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   58.938393][   T67]  kthread (kernel/kthread.c:436)
[   58.938537][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.938733][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.938900][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   58.939066][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   58.939262][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   58.939451][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.939630][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   58.942361][   T67] ------------[ cut here ]------------
| [   58.942535][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   58.942821][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   58.943487][   T67] Tainted: [W]=WARN
[   58.943627][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.943822][   T67] Workqueue: netns cleanup_net
[   58.943993][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.944197][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.944683][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   58.944882][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c5a38c0 RCX: 1ff4000000090eed
[   58.945105][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c5a397c
[   58.945331][   T67] RBP: ff1100000f6f9000 R08: 1fe22000018b4731 R09: ff110000090f8bd0
[   58.945568][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.945798][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.946054][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   58.946307][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.946522][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   58.946749][   T67] PKRU: 55555554
[   58.946887][   T67] Call Trace:
[   58.947026][   T67]  <TASK>
[   58.947135][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.947375][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.947582][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   58.947754][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   58.947921][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.948086][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   58.948254][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.948441][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   58.948609][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   58.948775][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.948943][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   58.949110][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   58.949274][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   58.949460][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.949626][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.949806][   T67]  process_one_work (kernel/workqueue.c:3314)
[   58.949982][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   58.950147][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.950317][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   58.950509][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   58.950678][   T67]  kthread (kernel/kthread.c:436)
[   58.950817][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.951015][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.951181][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   58.951362][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   58.951565][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   58.951731][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.951899][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   58.954554][   T67] ------------[ cut here ]------------
| [   58.954716][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   58.954997][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   58.956246][   T67] Tainted: [W]=WARN
[   58.956451][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.956695][   T67] Workqueue: netns cleanup_net
[   58.956914][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.957163][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.957700][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   58.957954][   T67] RAX: 00000000ffffffa6 RBX: ff1100000d7e0900 RCX: 1ff4000000090eed
[   58.958223][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7e09bc
[   58.958511][   T67] RBP: ff11000008cb4000 R08: 1fe2200001afc139 R09: ff110000090f8bd0
[   58.958782][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.959055][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.959383][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   58.959695][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.959965][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   58.960266][   T67] PKRU: 55555554
[   58.960467][   T67] Call Trace:
[   58.960676][   T67]  <TASK>
[   58.960833][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.961105][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.961398][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   58.961630][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   58.961843][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.962044][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   58.962211][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.962396][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   58.962570][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   58.962735][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.962901][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   58.963070][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   58.963234][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   58.963413][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.963585][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.963753][   T67]  process_one_work (kernel/workqueue.c:3314)
[   58.963922][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   58.964088][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.964257][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   58.964448][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   58.964613][   T67]  kthread (kernel/kthread.c:436)
[   58.964762][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.964956][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.965123][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   58.965292][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   58.965506][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   58.965672][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.965840][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   58.968290][   T67] ------------[ cut here ]------------
| [   58.968478][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   58.968759][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   58.969712][   T67] Tainted: [W]=WARN
[   58.969941][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.970234][   T67] Workqueue: netns cleanup_net
[   58.970523][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.970823][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.971410][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   58.971683][   T67] RAX: 00000000ffffffa6 RBX: ff1100000caede00 RCX: 1ff4000000090eed
[   58.971991][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000caedebc
[   58.972256][   T67] RBP: ff1100000c209000 R08: 1fe220000195dbd9 R09: ff110000090f8bd0
[   58.972543][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.972813][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.973084][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   58.973395][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.973642][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   58.973915][   T67] PKRU: 55555554
[   58.974094][   T67] Call Trace:
[   58.974273][   T67]  <TASK>
[   58.974450][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.974695][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.974932][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   58.975145][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   58.975371][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.975587][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   58.975805][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.976017][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   58.976231][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   58.976459][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.976673][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   58.976885][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   58.977094][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   58.977311][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.977539][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.977756][   T67]  process_one_work (kernel/workqueue.c:3314)
[   58.977972][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   58.978183][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.978462][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   58.978729][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   58.979000][   T67]  kthread (kernel/kthread.c:436)
[   58.979234][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.979551][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.979901][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   58.980169][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   58.980419][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   58.980590][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.980755][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   58.983226][   T67] ------------[ cut here ]------------
| [   58.983403][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   58.983691][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   58.984680][   T67] Tainted: [W]=WARN
[   58.984863][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.985109][   T67] Workqueue: netns cleanup_net
[   58.985328][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   58.985595][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   58.986101][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   58.986359][   T67] RAX: 00000000ffffffa6 RBX: ff110000131b9000 RCX: 1ff4000000090eed
[   58.986634][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131b90bc
[   58.986911][   T67] RBP: ff11000016b81000 R08: 1fe2200002637219 R09: ff110000090f8bd0
[   58.987177][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   58.987467][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   58.987737][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   58.988033][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.988272][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   58.988560][   T67] PKRU: 55555554
[   58.988743][   T67] Call Trace:
[   58.988923][   T67]  <TASK>
[   58.989079][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   58.989323][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   58.989581][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   58.989792][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   58.990006][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.990217][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   58.990454][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   58.990668][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   58.990881][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   58.991091][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   58.991304][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   58.991533][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   58.991744][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   58.991962][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   58.992233][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   58.992523][   T67]  process_one_work (kernel/workqueue.c:3314)
[   58.992864][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   58.993199][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   58.993481][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   58.993898][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   58.994302][   T67]  kthread (kernel/kthread.c:436)
[   58.994636][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.994906][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.995069][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   58.995240][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   58.995455][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   58.995621][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   58.995787][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   58.998902][   T67] ------------[ cut here ]------------
| [   58.999069][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   58.999359][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.000008][   T67] Tainted: [W]=WARN
[   59.000144][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.000336][   T67] Workqueue: netns cleanup_net
[   59.000635][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.000885][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.001408][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.001659][   T67] RAX: 00000000ffffffa6 RBX: ff110000131b9700 RCX: 1ff4000000090eed
[   59.001932][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131b97bc
[   59.002242][   T67] RBP: ff1100000fdea000 R08: 1fe22000026372f9 R09: ff110000090f8bd0
[   59.002575][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.002864][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.003177][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.003494][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.003735][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.004008][   T67] PKRU: 55555554
[   59.004189][   T67] Call Trace:
[   59.004387][   T67]  <TASK>
[   59.004551][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.004797][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.005039][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.005252][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.005486][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.005720][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.005938][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.006159][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.006389][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.006610][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.006827][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.007044][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.007258][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.007494][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.007714][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.007942][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.008163][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.008395][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.008621][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.008840][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.009054][   T67]  kthread (kernel/kthread.c:436)
[   59.009237][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.009505][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.009725][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.009944][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.010188][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.010416][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.010639][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.015816][   T67] ------------[ cut here ]------------
| [   59.015967][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   59.016207][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.017254][   T67] Tainted: [W]=WARN
[   59.017395][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.017620][   T67] Workqueue: netns cleanup_net
[   59.017751][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.017911][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.018341][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.018547][   T67] RAX: 00000000ffffffa6 RBX: ff1100001682ee40 RCX: 1ff4000000090eed
[   59.018734][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001682eefc
[   59.018916][   T67] RBP: ff110000169fa000 R08: 1fe2200002d05de1 R09: ff110000090f8bd0
[   59.019100][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   59.019280][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.019517][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   59.019729][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.019882][   T67] CR2: 00005639f6b582b8 CR3: 000000000a84a002 CR4: 0000000000771ef0
[   59.020067][   T67] PKRU: 55555554
[   59.020159][   T67] Call Trace:
[   59.020249][   T67]  <TASK>
[   59.020314][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.020524][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.020675][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.020797][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.020919][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.021039][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.021161][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.021286][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.021465][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.021584][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.021707][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.021828][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.021948][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.022072][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.022193][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.022317][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.022516][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.022638][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.022762][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.022887][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.023008][   T67]  kthread (kernel/kthread.c:436)
[   59.023101][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.023254][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.023445][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.023567][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.023718][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.023839][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.023964][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.046493][   T67] ------------[ cut here ]------------
| [   59.046690][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.046995][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.047804][   T67] Tainted: [W]=WARN
[   59.047997][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.048251][   T67] Workqueue: netns cleanup_net
[   59.048511][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.048781][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.049327][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   59.049605][   T67] RAX: 00000000ffffffa6 RBX: ff110000131b98c0 RCX: 1ff4000000090eaf
[   59.049864][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000131b997c
[   59.050096][   T67] RBP: ff1100000b6fc000 R08: 1fe2200002637331 R09: ff110000090f8bd0
[   59.050332][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   59.050588][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001747c000
[   59.050828][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.051099][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.051303][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.051565][   T67] PKRU: 55555554
[   59.051706][   T67] Call Trace:
[   59.051848][   T67]  <TASK>
[   59.051961][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.052143][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.052288][   T67]  netif_close_many (net/core/dev.c:1804)
[   59.052486][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.052659][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.052833][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.053009][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   59.053185][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.053408][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.053629][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.053804][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.054007][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.054181][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.054367][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.054585][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.054763][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.054943][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.055119][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.055294][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.055490][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.055667][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.055839][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.056017][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.056196][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.056381][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.056566][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.056741][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.056918][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.057098][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.057273][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.057483][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.057664][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.057839][   T67]  kthread (kernel/kthread.c:436)
[   59.057983][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.058186][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.058372][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.058557][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.058765][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.058939][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.059115][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.062009][   T67] ------------[ cut here ]------------
| [   59.062187][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.062505][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.063190][   T67] Tainted: [W]=WARN
[   59.063331][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.063559][   T67] Workqueue: netns cleanup_net
[   59.063741][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.063952][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.064467][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   59.064675][   T67] RAX: 00000000ffffffa6 RBX: ff11000004f38740 RCX: 1ff4000000090eaf
[   59.064908][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004f387fc
[   59.065143][   T67] RBP: ff1100001747c000 R08: 1fe22000009e7101 R09: ff110000090f8bd0
[   59.065393][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   59.065634][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015814000
[   59.065871][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.066138][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.066360][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.066601][   T67] PKRU: 55555554
[   59.066741][   T67] Call Trace:
[   59.066881][   T67]  <TASK>
[   59.066993][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.067168][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   59.067356][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.067509][   T67]  netif_close_many (net/core/dev.c:1804)
[   59.067687][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.067859][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.068032][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.068207][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   59.068396][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.068608][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.068817][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.068992][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.069198][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.069386][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.069569][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.069777][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.069954][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.070130][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.070305][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.070503][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.070681][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.070861][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.071034][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.071211][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.071397][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.071576][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.071755][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.071929][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.072108][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.072286][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.072479][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.072659][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.072841][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.073016][   T67]  kthread (kernel/kthread.c:436)
[   59.073164][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.073381][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.073567][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.073743][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.073947][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.074121][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.074299][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.077236][   T67] ------------[ cut here ]------------
| [   59.077640][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.078024][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.078810][   T67] Tainted: [W]=WARN
[   59.079038][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.079301][   T67] Workqueue: netns cleanup_net
[   59.079584][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.079866][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.080445][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   59.080732][   T67] RAX: 00000000ffffffa6 RBX: ff110000133c8c80 RCX: 1ff4000000090eaf
[   59.081013][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000133c8d3c
[   59.081326][   T67] RBP: ff11000015814000 R08: 1fe22000026791a9 R09: ff110000090f8bd0
[   59.081629][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   59.081923][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   59.082212][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.082548][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.082833][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.083124][   T67] PKRU: 55555554
[   59.083316][   T67] Call Trace:
[   59.083527][   T67]  <TASK>
[   59.083726][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.083950][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   59.084174][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.084385][   T67]  netif_close_many (net/core/dev.c:1804)
[   59.084618][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.084843][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.085066][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.085290][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   59.085536][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.085792][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.086048][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.086274][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.086546][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.086773][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.086997][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.087252][   T67]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   59.087500][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.087729][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.087956][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.088183][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.088420][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.088653][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.088873][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.089101][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.089326][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.089569][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.089797][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.090023][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.090247][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.090495][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.090721][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.090951][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.091178][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.091415][   T67]  kthread (kernel/kthread.c:436)
[   59.091766][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.092167][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.092495][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.092669][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.092876][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.093052][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.093227][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.096214][   T67] ------------[ cut here ]------------
| [   59.096380][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   59.096639][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.097212][   T67] Tainted: [W]=WARN
[   59.097304][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.097470][   T67] Workqueue: netns cleanup_net
[   59.097599][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.097758][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.098193][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   59.098355][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c01b8c0 RCX: 1ff4000000090ed5
[   59.098598][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c01b97c
[   59.098861][   T67] RBP: ff1100000b6fc000 R08: 1fe2200001803731 R09: ff110000090f8bd0
[   59.099054][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   59.099237][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.099439][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   59.099653][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.099807][   T67] CR2: 00005639f6b582b8 CR3: 000000000a84a002 CR4: 0000000000771ef0
[   59.099991][   T67] PKRU: 55555554
[   59.100082][   T67] Call Trace:
[   59.100174][   T67]  <TASK>
[   59.100239][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.100410][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.100569][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.100693][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.100816][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.100973][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.101098][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.101222][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.101350][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.101487][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.101612][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.101733][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.101862][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.101986][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.102110][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.102233][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.102358][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.102488][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.102613][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.102736][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.102864][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.102990][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.103116][   T67]  kthread (kernel/kthread.c:436)
[   59.103209][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.103368][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.103498][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.103620][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.103773][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.103893][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.104018][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.113607][   T67] ------------[ cut here ]------------
| [   59.113751][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   59.114011][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.114630][   T67] Tainted: [W]=WARN
[   59.114730][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.114896][   T67] Workqueue: netns cleanup_net
[   59.115032][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.115206][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.115695][   T67] RSP: 0018:ffa0000000487650 EFLAGS: 00010286
[   59.115862][   T67] RAX: 00000000ffffffa6 RBX: ff1100000a802c80 RCX: 1ff4000000090e90
[   59.116059][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a802d3c
[   59.116260][   T67] RBP: ff1100000ea02000 R08: 1fe22000015005a9 R09: ff110000090f8bd0
[   59.116475][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   59.116672][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   59.116872][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   59.117106][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.117273][   T67] CR2: 00005639f6b582b8 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.117484][   T67] PKRU: 55555554
[   59.117584][   T67] Call Trace:
[   59.117685][   T67]  <TASK>
[   59.117755][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.117889][   T67]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   59.118027][   T67]  notifier_call_chain (kernel/notifier.c:85)
[   59.118162][   T67]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   59.118295][   T67]  ? __dev_open (./include/net/netdev_lock.h:33)
[   59.118442][   T67]  ? __local_bh_enable_ip (kernel/softirq.c:457 (discriminator 2))
[   59.118575][   T67]  br_del_if (net/bridge/br_if.c:735)
[   59.118677][   T67]  br_device_event (net/bridge/br.c:127)
[   59.118813][   T67]  ? packet_sendmsg_spkt (af_packet.c:?)
[   59.118951][   T67]  notifier_call_chain (kernel/notifier.c:85)
[   59.119087][   T67]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   59.119255][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.119424][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.119565][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.119697][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.119870][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.120006][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.120141][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.120275][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.120415][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.120556][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.120688][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.120825][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.120959][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.121092][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.121228][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.121367][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.121506][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.121642][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.121776][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.121913][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.122054][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.122186][   T67]  kthread (kernel/kthread.c:436)
[   59.122286][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.122460][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.122592][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.122726][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.122893][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.123029][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.123162][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.124868][   T67] ------------[ cut here ]------------
| [   59.124996][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   59.125247][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.125844][   T67] Tainted: [W]=WARN
[   59.125942][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.126103][   T67] Workqueue: netns cleanup_net
[   59.126237][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.126409][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.126875][   T67] RSP: 0018:ffa00000004875c8 EFLAGS: 00010286
[   59.127037][   T67] RAX: 00000000ffffffa6 RBX: ff1100000a803380 RCX: 1ff4000000090e7f
[   59.127228][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a80343c
[   59.127422][   T67] RBP: ff1100000ea02000 R08: 1fe2200001500689 R09: ff110000090f8bd0
[   59.127620][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   59.127811][   T67] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   59.128005][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   59.128230][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.128394][   T67] CR2: 00005639f6b582b8 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.128593][   T67] PKRU: 55555554
[   59.128687][   T67] Call Trace:
[   59.128783][   T67]  <TASK>
[   59.128849][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.128977][   T67]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   59.129108][   T67]  notifier_call_chain (kernel/notifier.c:85)
[   59.129238][   T67]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   59.129415][   T67]  ? netdev_change_features (net/core/dev.c:11117)
[   59.129558][   T67]  ? __dev_open (./include/net/netdev_lock.h:33)
[   59.129688][   T67]  br_del_if (net/bridge/br_if.c:737)
[   59.129786][   T67]  br_device_event (net/bridge/br.c:127)
[   59.129918][   T67]  ? packet_sendmsg_spkt (af_packet.c:?)
[   59.130051][   T67]  notifier_call_chain (kernel/notifier.c:85)
[   59.130182][   T67]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   59.130349][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.130548][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.130687][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.130820][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.130991][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.131125][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.131258][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.131394][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.131537][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.131672][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.131804][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.131939][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.132073][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.132205][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.132338][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.132481][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.132618][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.132755][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.132888][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.133026][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.133164][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.133295][   T67]  kthread (kernel/kthread.c:436)
[   59.133401][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.133572][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.133705][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.133838][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.134006][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.134138][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.134271][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.139953][   T67] ------------[ cut here ]------------
| [   59.140079][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   59.140319][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.140890][   T67] Tainted: [W]=WARN
[   59.140984][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.141136][   T67] Workqueue: netns cleanup_net
[   59.141265][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.141436][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.141869][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   59.142024][   T67] RAX: 00000000ffffffa6 RBX: ff1100000a803700 RCX: 1ff4000000090ed5
[   59.142207][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a8037bc
[   59.142394][   T67] RBP: ff1100001747c000 R08: 1fe22000015006f9 R09: ff110000090f8bd0
[   59.142582][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   59.142765][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.142950][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   59.143164][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.143316][   T67] CR2: 00005639f6b582b8 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.143514][   T67] PKRU: 55555554
[   59.143604][   T67] Call Trace:
[   59.143695][   T67]  <TASK>
[   59.143764][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.143923][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.144080][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.144212][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.144333][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.145013][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.145139][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.145263][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.145487][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.145702][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.145829][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.145950][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.146076][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.146198][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.146319][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.146520][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.146644][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.146767][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.146892][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.147014][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.147140][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.147268][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.147443][   T67]  kthread (kernel/kthread.c:436)
[   59.147537][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.147689][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.147812][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.147937][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.148088][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.148219][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.148393][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.151544][   T67] ------------[ cut here ]------------
| [   59.151712][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.151997][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.152682][   T67] Tainted: [W]=WARN
[   59.152820][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.153018][   T67] Workqueue: netns cleanup_net
[   59.153190][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.153407][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.153885][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   59.154084][   T67] RAX: 00000000ffffffa6 RBX: ff11000011956e40 RCX: 1ff4000000090ed5
[   59.154305][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011956efc
[   59.154552][   T67] RBP: ff11000015814000 R08: 1fe220000232ade1 R09: ff110000090f8bd0
[   59.154774][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.155000][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.155224][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.155500][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.155696][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.155920][   T67] PKRU: 55555554
[   59.156058][   T67] Call Trace:
[   59.156193][   T67]  <TASK>
[   59.156302][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.156520][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.156715][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.156883][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.157048][   T67]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   59.157247][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.157439][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.157607][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.157775][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.157954][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.158123][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.158289][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.158480][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.158652][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.158816][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.158984][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.159150][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.159320][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.159513][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.159680][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.159851][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.160026][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.160192][   T67]  kthread (kernel/kthread.c:436)
[   59.160330][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.160544][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.160711][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.160878][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.161075][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.161244][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.161423][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.193519][   T67] ------------[ cut here ]------------
| [   59.193691][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.193989][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.194696][   T67] Tainted: [W]=WARN
[   59.194839][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.195046][   T67] Workqueue: netns cleanup_net
[   59.195240][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.195540][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.196105][   T67] RSP: 0018:ffa00000004877b0 EFLAGS: 00010286
[   59.196382][   T67] RAX: 00000000ffffffa6 RBX: ff110000103e58c0 RCX: 1ff4000000090ebc
[   59.196701][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e597c
[   59.197011][   T67] RBP: ff11000007851000 R08: 1fe220000207cb31 R09: ff110000090f8bd0
[   59.197255][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   59.197547][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.197796][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.198073][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.198281][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.198546][   T67] PKRU: 55555554
[   59.198690][   T67] Call Trace:
[   59.198834][   T67]  <TASK>
[   59.198948][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.199127][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.199278][   T67]  __dev_notify_flags (net/core/dev.c:9787)
[   59.199476][   T67]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   59.199656][   T67]  ? netdev_notice (net/core/dev.c:13008)
[   59.199835][   T67]  ? netif_change_name (net/core/dev.c:1495)
[   59.200015][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.200192][   T67]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   59.200384][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.200572][   T67]  __dev_set_promiscuity (net/core/dev.c:9630)
[   59.200753][   T67]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   59.200931][   T67]  netif_set_promiscuity (net/core/dev.c:9639)
[   59.201106][   T67]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   59.201282][   T67]  dev_set_promiscuity (net/core/dev_api.c:288)
[   59.201481][   T67]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   59.201631][   T67]  br_dev_delete (net/bridge/br_if.c:386)
[   59.201809][   T67]  br_net_exit_rtnl (net/bridge/br.c:414)
[   59.201989][   T67]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   59.202169][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.202357][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.202544][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.202724][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.202899][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.203079][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.203255][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.203458][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.203640][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.203817][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.203998][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.204180][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.204369][   T67]  kthread (kernel/kthread.c:436)
[   59.204524][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.204737][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.204915][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.205093][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.205302][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.205524][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.205702][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.208240][   T67] ------------[ cut here ]------------
| [   59.208640][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.208940][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.209690][   T67] Tainted: [W]=WARN
[   59.209883][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.210158][   T67] Workqueue: netns cleanup_net
[   59.210504][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.210843][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.211460][   T67] RSP: 0018:ffa00000004877d0 EFLAGS: 00010286
[   59.211668][   T67] RAX: 00000000ffffffa6 RBX: ff110000103e4c80 RCX: 1ff4000000090ec0
[   59.211901][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000103e4d3c
[   59.212135][   T67] RBP: ff11000007851000 R08: 1fe220000207c9a9 R09: ff110000090f8bd0
[   59.212382][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   59.212629][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   59.212864][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.213131][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.213335][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.213596][   T67] PKRU: 55555554
[   59.213742][   T67] Call Trace:
[   59.213883][   T67]  <TASK>
[   59.213995][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.214169][   T67]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   59.214358][   T67]  notifier_call_chain (kernel/notifier.c:85)
[   59.214542][   T67]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   59.214717][   T67]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   59.214923][   T67]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   59.215100][   T67]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   59.215274][   T67]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   59.215470][   T67]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   59.215673][   T67]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   59.215846][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.216021][   T67]  del_nbp (net/bridge/br_if.c:363)
[   59.216167][   T67]  br_dev_delete (net/bridge/br_if.c:386)
[   59.216358][   T67]  br_net_exit_rtnl (net/bridge/br.c:414)
[   59.216540][   T67]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   59.216716][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.216887][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.217065][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.217240][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.217425][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.217608][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.217785][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.217959][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.218138][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.218312][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.218510][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.218688][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.218862][   T67]  kthread (kernel/kthread.c:436)
[   59.219005][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.219214][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.219403][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.219587][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.219790][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.219965][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.220139][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.223438][   T67] ------------[ cut here ]------------
| [   59.223575][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   59.223812][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.224382][   T67] Tainted: [W]=WARN
[   59.224480][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.224631][   T67] Workqueue: netns cleanup_net
[   59.224759][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.224916][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.225439][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   59.225593][   T67] RAX: 00000000ffffffa6 RBX: ff1100001311a580 RCX: 1ff4000000090ec7
[   59.225774][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311a63c
[   59.225953][   T67] RBP: ff1100000f50a000 R08: 1fe22000026234c9 R09: ff110000090f8bd0
[   59.226152][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   59.226331][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c00a000
[   59.226532][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   59.226744][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.226896][   T67] CR2: 00007fee91013f98 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   59.227078][   T67] PKRU: 55555554
[   59.227169][   T67] Call Trace:
[   59.227260][   T67]  <TASK>
[   59.227326][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.227461][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.227556][   T67]  netif_close_many (net/core/dev.c:1804)
[   59.227679][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   59.227802][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.227954][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.228105][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   59.228231][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.228386][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.228515][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.228646][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.228766][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.228888][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.229013][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.229136][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.229257][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.229386][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.229514][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.229635][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.229757][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.229879][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.230002][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.230127][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.230246][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.230379][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.230515][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.230635][   T67]  kthread (kernel/kthread.c:436)
[   59.230727][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.230887][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.231013][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.231135][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.231290][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.231415][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.231542][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.233841][   T67] ------------[ cut here ]------------
| [   59.233963][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   59.234196][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.234768][   T67] Tainted: [W]=WARN
[   59.234858][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.235009][   T67] Workqueue: netns cleanup_net
[   59.235140][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.235297][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.235742][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   59.235893][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c0923c0 RCX: 1ff4000000090ec7
[   59.236073][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c09247c
[   59.236255][   T67] RBP: ff1100000c00a000 R08: 1fe2200001812491 R09: ff110000090f8bd0
[   59.236448][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   59.236628][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea02000
[   59.236818][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   59.237033][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.237184][   T67] CR2: 00007fee91013f98 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   59.237372][   T67] PKRU: 55555554
[   59.237467][   T67] Call Trace:
[   59.237557][   T67]  <TASK>
[   59.237620][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.237740][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   59.237863][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.237955][   T67]  netif_close_many (net/core/dev.c:1804)
[   59.238079][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   59.238200][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.238358][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.238513][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   59.238637][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.238788][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.238908][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.239030][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.239151][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.239274][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.239403][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.239533][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.239653][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.239776][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.239896][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.240015][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.240136][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.240256][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.240384][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.240514][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.240636][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.240760][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.240886][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.241006][   T67]  kthread (kernel/kthread.c:436)
[   59.241098][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.241249][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.241376][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.241502][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.241654][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.241779][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.241900][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.243757][   T67] ------------[ cut here ]------------
| [   59.243875][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   59.244108][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.244681][   T67] Tainted: [W]=WARN
[   59.244778][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.244928][   T67] Workqueue: netns cleanup_net
[   59.245053][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.245210][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.245658][   T67] RSP: 0018:ffa0000000487808 EFLAGS: 00010286
[   59.245811][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c093380 RCX: 1ff4000000090ec7
[   59.245991][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c09343c
[   59.246172][   T67] RBP: ff1100000ea02000 R08: 1fe2200001812689 R09: ff110000090f8bd0
[   59.246357][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   59.246542][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004878a0
[   59.246725][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   59.246937][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.247088][   T67] CR2: 00007fee91013f98 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   59.247269][   T67] PKRU: 55555554
[   59.247365][   T67] Call Trace:
[   59.247461][   T67]  <TASK>
[   59.247524][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.247644][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   59.247766][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.247860][   T67]  netif_close_many (net/core/dev.c:1804)
[   59.247983][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   59.248106][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.248259][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.248422][   T67]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   59.248550][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.248705][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.248826][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.248947][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.249070][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.249190][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.249313][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.249447][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.249568][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.249692][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.249813][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.249936][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.250058][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.250179][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.250303][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.250437][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.250559][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.250683][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.250808][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.250930][   T67]  kthread (kernel/kthread.c:436)
[   59.251021][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.251172][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.251294][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.251419][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.251578][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.251703][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.251825][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.253977][   T67] ------------[ cut here ]------------
| [   59.254097][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   59.254322][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.254868][   T67] Tainted: [W]=WARN
[   59.254961][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.255106][   T67] Workqueue: netns cleanup_net
[   59.255230][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.255386][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.255823][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.255971][   T67] RAX: 00000000ffffffa6 RBX: ff11000012418740 RCX: 1ff4000000090eed
[   59.256145][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000124187fc
[   59.256318][   T67] RBP: ff1100000f944000 R08: 1fe2200002483101 R09: ff110000090f8bd0
[   59.256506][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   59.256681][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.256856][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   59.257058][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.257205][   T67] CR2: 00007fee91013f98 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   59.257386][   T67] PKRU: 55555554
[   59.257481][   T67] Call Trace:
[   59.257567][   T67]  <TASK>
[   59.257628][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.257775][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.257920][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.258038][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.258155][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.258273][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.258397][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.258521][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.258637][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.258757][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.258875][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.258993][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.259111][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.259232][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.259354][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.259486][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.259602][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.259723][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.259846][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.259961][   T67]  kthread (kernel/kthread.c:436)
[   59.260049][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.260197][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.260313][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.260441][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.260588][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.260705][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.260822][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.263009][   T67] ------------[ cut here ]------------
| [   59.263127][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/67
| [   59.263818][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.264432][   T67] Tainted: [W]=WARN
[   59.264522][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.264666][   T67] Workqueue: netns cleanup_net
[   59.264786][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.264936][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.265400][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.265556][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c644740 RCX: 1ff4000000090eed
[   59.265730][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c6447fc
[   59.265957][   T67] RBP: ff1100000aa91000 R08: 1fe22000018c8901 R09: ff110000090f8bd0
[   59.266131][   T67] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   59.266304][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.266529][   T67] FS:  0000000000000000(0000) GS:ff110000e04c7000(0000) knlGS:0000000000000000
[   59.266730][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.266874][   T67] CR2: 00007fee91013f98 CR3: 0000000060d4d002 CR4: 0000000000771ef0
[   59.267057][   T67] PKRU: 55555554
[   59.267143][   T67] Call Trace:
[   59.267230][   T67]  <TASK>
[   59.267290][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.267494][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.267639][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.267760][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.267879][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.267995][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.268113][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.268231][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.268397][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.268522][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.268638][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.268758][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.268882][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.269002][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.269119][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.269240][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.269404][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.269536][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.269656][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.269774][   T67]  kthread (kernel/kthread.c:436)
[   59.269861][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.270008][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.270125][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.270242][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.270444][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.270561][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.270679][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.272933][   T67] ------------[ cut here ]------------
| [   59.273063][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   59.273295][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.273850][   T67] Tainted: [W]=WARN
[   59.273937][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.274086][   T67] Workqueue: netns cleanup_net
[   59.274206][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.274373][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.274791][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.274939][   T67] RAX: 00000000ffffffa6 RBX: ff1100000a803e00 RCX: 1ff4000000090eed
[   59.275115][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a803ebc
[   59.275289][   T67] RBP: ff110000090ec000 R08: 1fe22000015007d9 R09: ff110000090f8bd0
[   59.275475][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   59.275652][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.275826][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   59.276032][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.276183][   T67] CR2: 00005639f6b582b8 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.276365][   T67] PKRU: 55555554
[   59.276459][   T67] Call Trace:
[   59.276554][   T67]  <TASK>
[   59.276616][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.276766][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.276910][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.277028][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.277147][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.277266][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.277390][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.277515][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.277631][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.277756][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.277874][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.277989][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.278112][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.278231][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.278356][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.278485][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.278602][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.278722][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.278843][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.278959][   T67]  kthread (kernel/kthread.c:436)
[   59.279048][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.279195][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.279312][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.279438][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.279585][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.279702][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.279818][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.285606][   T67] ------------[ cut here ]------------
| [   59.285734][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   59.285961][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.286504][   T67] Tainted: [W]=WARN
[   59.286592][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.286743][   T67] Workqueue: netns cleanup_net
[   59.286864][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.287014][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.287437][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.287586][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c01a200 RCX: 1ff4000000090eed
[   59.287758][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c01a2bc
[   59.287929][   T67] RBP: ff11000017929000 R08: 1fe2200001803459 R09: ff110000090f8bd0
[   59.288106][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   59.288279][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.288473][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   59.288676][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.288820][   T67] CR2: 00005639f6b582b8 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.288992][   T67] PKRU: 55555554
[   59.289081][   T67] Call Trace:
[   59.289171][   T67]  <TASK>
[   59.289234][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.289393][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.289543][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.289659][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.289781][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.289897][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.290015][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.290143][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.290257][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.290380][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.290502][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.290617][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.290733][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.290848][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.290970][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.291092][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.291208][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.291329][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.291553][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.291673][   T67]  kthread (kernel/kthread.c:436)
[   59.291762][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.291997][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.292118][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.292233][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.292488][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.292606][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.292722][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.295132][   T67] ------------[ cut here ]------------
| [   59.295308][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.295608][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.296239][   T67] Tainted: [W]=WARN
[   59.296388][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.296589][   T67] Workqueue: netns cleanup_net
[   59.296758][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.296961][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.297508][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.297702][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c6443c0 RCX: 1ff4000000090eed
[   59.297920][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c64447c
[   59.298145][   T67] RBP: ff1100000ec59000 R08: 1fe22000018c8891 R09: ff110000090f8bd0
[   59.298386][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.298617][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.298840][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.299102][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.299295][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.299544][   T67] PKRU: 55555554
[   59.299677][   T67] Call Trace:
[   59.299810][   T67]  <TASK>
[   59.299918][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.300118][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.300308][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.300497][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.300662][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.300825][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.300993][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.301160][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.301320][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.301513][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.301679][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.301843][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.302010][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.302175][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.302357][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.302534][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.302702][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.302871][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.303040][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.303202][   T67]  kthread (kernel/kthread.c:436)
[   59.303337][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.303550][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.303714][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.303879][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.304075][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.304241][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.304422][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.307052][   T67] ------------[ cut here ]------------
| [   59.307210][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.307509][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.308133][   T67] Tainted: [W]=WARN
[   59.308268][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.308483][   T67] Workqueue: netns cleanup_net
[   59.308651][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.308848][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.309308][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.309522][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c6458c0 RCX: 1ff4000000090eed
[   59.309742][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c64597c
[   59.309964][   T67] RBP: ff1100000f50a000 R08: 1fe22000018c8b31 R09: ff110000090f8bd0
[   59.310184][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.310416][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.310646][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.310895][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.311091][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.311314][   T67] PKRU: 55555554
[   59.311465][   T67] Call Trace:
[   59.311600][   T67]  <TASK>
[   59.311707][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.311905][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.312096][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.312263][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.312447][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.312610][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.312778][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.312946][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.313109][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.313277][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.313463][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.313629][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.313795][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.313959][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.314126][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.314295][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.314479][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.314649][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.314821][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.314986][   T67]  kthread (kernel/kthread.c:436)
[   59.315121][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.315315][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.315502][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.315672][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.315867][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.316036][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.316201][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.318974][   T67] ------------[ cut here ]------------
| [   59.319136][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.319421][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.320059][   T67] Tainted: [W]=WARN
[   59.320192][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.320393][   T67] Workqueue: netns cleanup_net
[   59.320569][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.320767][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.321229][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.321443][   T67] RAX: 00000000ffffffa6 RBX: ff11000011ad6740 RCX: 1ff4000000090eed
[   59.321664][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011ad67fc
[   59.321882][   T67] RBP: ff1100000c00a000 R08: 1fe220000235ad01 R09: ff110000090f8bd0
[   59.322107][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.322327][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.322570][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.322822][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.323016][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.323241][   T67] PKRU: 55555554
[   59.323387][   T67] Call Trace:
[   59.323530][   T67]  <TASK>
[   59.323639][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.323837][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.324027][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.324192][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.324374][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.324546][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.324714][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.324881][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.325044][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.325211][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.325391][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.325563][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.325732][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.325899][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.326066][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.326236][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.326414][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.326591][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.326761][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.326929][   T67]  kthread (kernel/kthread.c:436)
[   59.327066][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.327261][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.327450][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.327616][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.327810][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.327977][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.328147][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.337798][   T67] ------------[ cut here ]------------
| [   59.337925][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/67
| [   59.338157][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.338731][   T67] Tainted: [W]=WARN
[   59.338819][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.338968][   T67] Workqueue: netns cleanup_net
[   59.339089][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.339248][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.339671][   T67] RSP: 0018:ffa0000000487938 EFLAGS: 00010286
[   59.339818][   T67] RAX: 00000000ffffffa6 RBX: ff1100000c01aac0 RCX: 1ff4000000090eed
[   59.339992][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c01ab7c
[   59.340164][   T67] RBP: ff1100000ea02000 R08: 1fe2200001803571 R09: ff110000090f8bd0
[   59.340347][   T67] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   59.340532][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.340707][   T67] FS:  0000000000000000(0000) GS:ff110000e0647000(0000) knlGS:0000000000000000
[   59.340909][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.341055][   T67] CR2: 00005639f6b582b8 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.341231][   T67] PKRU: 55555554
[   59.341318][   T67] Call Trace:
[   59.341410][   T67]  <TASK>
[   59.341477][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.341624][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.341768][   T67]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   59.341884][   T67]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   59.342002][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.342117][   T67]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   59.342242][   T67]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   59.342366][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.342486][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.342604][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.342722][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.342837][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.342958][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.343076][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.343196][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.343315][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.343441][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.343563][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.343683][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.343798][   T67]  kthread (kernel/kthread.c:436)
[   59.343885][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.344036][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.344154][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.344270][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.344422][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.344547][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.344668][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.362229][   T67] ------------[ cut here ]------------
| [   59.362423][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.362721][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.363400][   T67] Tainted: [W]=WARN
[   59.363544][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.363745][   T67] Workqueue: netns cleanup_net
[   59.363925][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.364132][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.364634][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   59.364836][   T67] RAX: 00000000ffffffa6 RBX: ff11000011ad6900 RCX: 1ff4000000090eaf
[   59.365067][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011ad69bc
[   59.365297][   T67] RBP: ff11000007851000 R08: 1fe220000235ad39 R09: ff110000090f8bd0
[   59.365544][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   59.365774][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ec5c000
[   59.366010][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.366272][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.366495][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.366730][   T67] PKRU: 55555554
[   59.366868][   T67] Call Trace:
[   59.367007][   T67]  <TASK>
[   59.367121][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.367294][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.367459][   T67]  netif_close_many (net/core/dev.c:1804)
[   59.367630][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.367800][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.367970][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.368142][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   59.368313][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.368542][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.368747][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.368918][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.369118][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.369288][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.369485][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.369659][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.369834][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.370006][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.370179][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.370365][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.370547][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.370724][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.370897][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.371065][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.371240][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.371424][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.371604][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.371778][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.371948][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.372125][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.372300][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.372495][   T67]  kthread (kernel/kthread.c:436)
[   59.372638][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.372839][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.373012][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.373184][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.373396][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.373573][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.373749][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.376283][   T67] ------------[ cut here ]------------
| [   59.376486][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.376775][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.377612][   T67] Tainted: [W]=WARN
[   59.377802][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.378056][   T67] Workqueue: netns cleanup_net
[   59.378281][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.378562][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.379103][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   59.379382][   T67] RAX: 00000000ffffffa6 RBX: ff1100000b489540 RCX: 1ff4000000090eaf
[   59.379674][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4895fc
[   59.379953][   T67] RBP: ff1100000ec5c000 R08: 1fe22000016912c1 R09: ff110000090f8bd0
[   59.380231][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   59.380536][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007d19000
[   59.380818][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.381140][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.381400][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.381637][   T67] PKRU: 55555554
[   59.381774][   T67] Call Trace:
[   59.381911][   T67]  <TASK>
[   59.382022][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.382193][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   59.382381][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.382533][   T67]  netif_close_many (net/core/dev.c:1804)
[   59.382705][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.382874][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.383048][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.383218][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   59.383404][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.383612][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.383812][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.383982][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.384180][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.384366][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.384550][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.384722][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.384892][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.385063][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.385237][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.385425][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.385601][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.385777][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.385949][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.386117][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.386289][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.386480][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.386654][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.386829][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.387002][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.387177][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.387368][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.387547][   T67]  kthread (kernel/kthread.c:436)
[   59.387687][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.387887][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.388060][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.388234][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.388456][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.388630][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.388801][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.391598][   T67] ------------[ cut here ]------------
| [   59.391764][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.392051][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.393034][   T67] Tainted: [W]=WARN
[   59.393224][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.393505][   T67] Workqueue: netns cleanup_net
[   59.393731][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.393987][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.394541][   T67] RSP: 0018:ffa0000000487748 EFLAGS: 00010286
[   59.394792][   T67] RAX: 00000000ffffffa6 RBX: ff11000008e10580 RCX: 1ff4000000090eaf
[   59.395070][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e1063c
[   59.395366][   T67] RBP: ff11000007d19000 R08: 1fe22000011c20c9 R09: ff110000090f8bd0
[   59.395649][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   59.395928][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004877e0
[   59.396209][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.396547][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.396798][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.397077][   T67] PKRU: 55555554
[   59.397263][   T67] Call Trace:
[   59.397471][   T67]  <TASK>
[   59.397630][   T67]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   59.397851][   T67]  ? notifier_call_chain (kernel/notifier.c:85)
[   59.398073][   T67]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   59.398263][   T67]  netif_close_many (net/core/dev.c:1804)
[   59.398504][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.398725][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.398943][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.399163][   T67]  ? __dev_close_many (net/core/dev.c:1781)
[   59.399400][   T67]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   59.399656][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   59.399910][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.400131][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.400393][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.400619][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.400843][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.401064][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.401284][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.401526][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.401754][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.401981][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.402200][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.402443][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.402664][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.402882][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.403149][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.403449][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.403725][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.404003][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.404244][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.404561][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.404804][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.404975][   T67]  kthread (kernel/kthread.c:436)
[   59.405117][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.405321][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.405515][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.405689][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.405892][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.406064][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.406235][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.415039][   T67] ------------[ cut here ]------------
| [   59.415207][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.415515][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.416149][   T67] Tainted: [W]=WARN
[   59.416285][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.416502][   T67] Workqueue: netns cleanup_net
[   59.416676][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.416878][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.417358][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   59.417562][   T67] RAX: 00000000ffffffa6 RBX: ff11000008e118c0 RCX: 1ff4000000090ed5
[   59.417787][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e1197c
[   59.418008][   T67] RBP: ff11000007851000 R08: 1fe22000011c2331 R09: ff110000090f8bd0
[   59.418230][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.418527][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.418887][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.419246][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.419481][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.419706][   T67] PKRU: 55555554
[   59.419842][   T67] Call Trace:
[   59.419980][   T67]  <TASK>
[   59.420089][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.420287][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.420502][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.420669][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.420840][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.421009][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.421175][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.421359][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.421535][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.421704][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.421868][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.422037][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.422205][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.422385][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.422565][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.422731][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.422898][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.423069][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.423236][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.423421][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.423602][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.423768][   T67]  kthread (kernel/kthread.c:436)
[   59.423908][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.424103][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.424270][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.424458][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.424654][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.424820][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.424987][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.427802][   T67] ------------[ cut here ]------------
| [   59.427966][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.428248][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.429028][   T67] Tainted: [W]=WARN
[   59.429163][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.429372][   T67] Workqueue: netns cleanup_net
[   59.429551][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.429754][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.430218][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   59.430437][   T67] RAX: 00000000ffffffa6 RBX: ff11000008e11000 RCX: 1ff4000000090ed5
[   59.430659][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e110bc
[   59.430880][   T67] RBP: ff1100000ec5c000 R08: 1fe22000011c2219 R09: ff110000090f8bd0
[   59.431100][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.431326][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.431571][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.431822][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.432017][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.432240][   T67] PKRU: 55555554
[   59.432391][   T67] Call Trace:
[   59.432537][   T67]  <TASK>
[   59.432645][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.432842][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.433034][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.433200][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.433383][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.433561][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.433730][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.433897][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.434065][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.434233][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.434409][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.434586][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.434753][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.434916][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.435086][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.435251][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.435440][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.435610][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.435775][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.435946][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.436116][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.436284][   T67]  kthread (kernel/kthread.c:436)
[   59.436441][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.436636][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.436801][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.436967][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.437161][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.437327][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.437515][   T67]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   59.440303][   T67] ------------[ cut here ]------------
| [   59.440979][   T67] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/67
| [   59.441304][   T67] Modules linked in: vxlan nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables
| [   59.442045][   T67] Tainted: [W]=WARN
[   59.442226][   T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.442488][   T67] Workqueue: netns cleanup_net
[   59.442716][   T67] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   59.442966][   T67] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b324
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   59.443497][   T67] RSP: 0018:ffa0000000487878 EFLAGS: 00010286
[   59.443741][   T67] RAX: 00000000ffffffa6 RBX: ff110000172c0ac0 RCX: 1ff4000000090ed5
[   59.444009][   T67] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000172c0b7c
[   59.444273][   T67] RBP: ff11000007d19000 R08: 1fe2200002e58171 R09: ff110000090f8bd0
[   59.444561][   T67] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   59.444830][   T67] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   59.445098][   T67] FS:  0000000000000000(0000) GS:ff110000e05c7000(0000) knlGS:0000000000000000
[   59.445407][   T67] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.445653][   T67] CR2: 00007fe8b02a4574 CR3: 0000000060d4d005 CR4: 0000000000771ef0
[   59.445923][   T67] PKRU: 55555554
[   59.446102][   T67] Call Trace:
[   59.446280][   T67]  <TASK>
[   59.446450][   T67]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   59.446694][   T67]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   59.446931][   T67]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.447179][   T67]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.447464][   T67]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   59.447737][   T67]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   59.447999][   T67]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   59.448253][   T67]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   59.448532][   T67]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   59.448796][   T67]  ? netns_install (./include/linux/ns_common.h:26)
[   59.449052][   T67]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   59.449289][   T67]  cleanup_net (net/core/net_namespace.c:702)
[   59.449477][   T67]  ? net_passive_dec (./include/linux/llist.h:241)
[   59.449647][   T67]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   59.449815][   T67]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   59.449979][   T67]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   59.450145][   T67]  process_one_work (kernel/workqueue.c:3314)
[   59.450314][   T67]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   59.450500][   T67]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   59.450674][   T67]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   59.450845][   T67]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   59.451014][   T67]  kthread (kernel/kthread.c:436)
[   59.451150][   T67]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.451356][   T67]  ? kthread_affine_node (kernel/kthread.c:378)
[   59.451531][   T67]  ret_from_fork (arch/x86/kernel/process.c:158)
[   59.451699][   T67]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   59.451894][   T67]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   59.452060][   T67]  ? 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:rtmsg_ifinfo_newnet:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_update_features:veth_xdp_set
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_master_upper_dev_link
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_compute_master_upper_features:br_add_if
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:netif_state_change:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_compute_master_upper_features:br_del_if
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:call_netdevice_notifiers:br_del_if
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:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:__ip_tunnel_create:ip_tunnel_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:call_netdevice_notifiers:br_add_if
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:__vxlan_dev_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:ops_undo_list
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:__dev_set_promiscuity:netif_set_promiscuity
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_features_change:ethnl_set_features