[ 9.037841][ T193] ------------[ cut here ]------------
[ 9.038131][ T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
[ 9.038421][ T193] Modules linked in: nf_defrag_ipv6
[ 9.038633][ T193] CPU: 2 UID: 0 PID: 193 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.039018][ T193] Tainted: [W]=WARN
[ 9.039168][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.039377][ T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.039595][ T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 9.040272][ T193] RSP: 0018:ffa0000000637a80 EFLAGS: 00010286
[ 9.040488][ T193] RAX: 00000000ffffffa6 RBX: ff11000004c9fc40 RCX: 1ff40000000c6f16
[ 9.040738][ T193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c9fcfc
[ 9.041086][ T193] RBP: ff1100000a854000 R08: 1fe2200000993fa1 R09: ff1100000e738b80
[ 9.041327][ T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.041570][ T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a854000
[ 9.041826][ T193] FS: 00007f06b5ff4840(0000) GS:ff110000b4dc7000(0000) knlGS:0000000000000000
[ 9.042110][ T193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.042322][ T193] CR2: 0000000000479648 CR3: 000000000ca95005 CR4: 0000000000771ef0
[ 9.042567][ T193] PKRU: 55555554
[ 9.042807][ T193] Call Trace:
[ 9.042952][ T193]
[ 9.043074][ T193] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.043254][ T193] ? notifier_call_chain+0xb0/0x320
[ 9.043435][ T193] rtmsg_ifinfo+0x5c/0xb0
[ 9.043582][ T193] register_netdevice+0x1526/0x1bc0
[ 9.043773][ T193] ? unregister_netdevice_queue+0x470/0x470
[ 9.043989][ T193] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.044168][ T193] register_netdev+0x23/0x40
[ 9.044427][ T193] loopback_net_init+0x7d/0x150
[ 9.044605][ T193] ops_init+0x187/0x560
[ 9.044766][ T193] setup_net+0x11b/0x3b0
[ 9.044912][ T193] ? unregister_pernet_device+0x80/0x80
[ 9.045100][ T193] ? lockdep_init_map_type+0x5d/0x250
[ 9.045282][ T193] ? mutex_init_lockdep+0xf6/0x120
[ 9.045461][ T193] copy_net_ns+0x383/0x660
[ 9.045735][ T193] create_new_namespaces+0x371/0xa10
[ 9.045917][ T193] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 9.046104][ T193] ksys_unshare+0x353/0x880
[ 9.046283][ T193] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.046460][ T193] ? walk_process_tree+0x350/0x350
[ 9.046638][ T193] ? __x64_sys_openat+0x10e/0x210
[ 9.046831][ T193] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.047015][ T193] __x64_sys_unshare+0x34/0x50
[ 9.047191][ T193] ? do_syscall_64+0x82/0xfc0
[ 9.047366][ T193] do_syscall_64+0x117/0xfc0
[ 9.047627][ T193] ? trace_hardirqs_off+0xd/0x30
[ 9.047817][ T193] ? exc_page_fault+0xee/0x100
[ 9.047999][ T193] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.048210][ T193] RIP: 0033:0x7f06b62b6bcb
[ 9.048392][ T193] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[ 9.049006][ T193] RSP: 002b:00007ffe9a8f9128 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 9.049336][ T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b62b6bcb
[ 9.049575][ T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 9.050002][ T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 9.050243][ T193] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9a8fb350
[ 9.050483][ T193] R13: 0000000000000001 R14: 00007f06b5ff46f8 R15: 00007ffe9a8fb88c
[ 9.050738][ T193]
[ 9.050880][ T193] irq event stamp: 30367
[ 9.051025][ T193] hardirqs last enabled at (30377): [] __up_console_sem+0x5a/0x70
[ 9.051383][ T193] hardirqs last disabled at (30386): [] __up_console_sem+0x3f/0x70
[ 9.051653][ T193] softirqs last enabled at (29808): [] handle_softirqs+0x611/0x940
[ 9.051936][ T193] softirqs last disabled at (29795): [] __irq_exit_rcu+0x103/0x1c0
[ 9.052213][ T193] ---[ end trace 0000000000000000 ]---
[ 9.055501][ T193] ------------[ cut here ]------------
[ 9.055676][ T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
[ 9.056049][ T193] Modules linked in: nf_defrag_ipv6
[ 9.056241][ T193] CPU: 2 UID: 0 PID: 193 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.056543][ T193] Tainted: [W]=WARN
[ 9.056685][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.056903][ T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.057131][ T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 9.057631][ T193] RSP: 0018:ffa0000000637918 EFLAGS: 00010286
[ 9.057851][ T193] RAX: 00000000ffffffa6 RBX: ff1100000ccf63c0 RCX: 1ff40000000c6ee9
[ 9.058099][ T193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ccf647c
[ 9.058334][ T193] RBP: ff1100000a3ac000 R08: 1fe220000199ec91 R09: ff1100000e738b80
[ 9.058655][ T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.058901][ T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a3ac000
[ 9.059152][ T193] FS: 00007f06b5ff4840(0000) GS:ff110000b4dc7000(0000) knlGS:0000000000000000
[ 9.059422][ T193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.059724][ T193] CR2: 0000000000479648 CR3: 000000000ca95005 CR4: 0000000000771ef0
[ 9.060059][ T193] PKRU: 55555554
[ 9.060200][ T193] Call Trace:
[ 9.060341][ T193]
[ 9.060545][ T193] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.060735][ T193] ? notifier_call_chain+0xb0/0x320
[ 9.060999][ T193] rtmsg_ifinfo+0x5c/0xb0
[ 9.061149][ T193] register_netdevice+0x1526/0x1bc0
[ 9.061326][ T193] ? unregister_netdevice_queue+0x470/0x470
[ 9.061616][ T193] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.061805][ T193] __ip_tunnel_create+0x380/0x470
[ 9.062001][ T193] ? ip_tunnel_encap_del_ops+0x80/0x80
[ 9.062175][ T193] ? net_generic+0xb3/0x1e0
[ 9.062350][ T193] ip_tunnel_init_net+0x1b4/0x510
[ 9.062524][ T193] ? ip_tunnel_ctl+0x8c0/0x8c0
[ 9.062712][ T193] ? __kmalloc_noprof+0x2d7/0x760
[ 9.062888][ T193] ops_init+0x187/0x560
[ 9.063128][ T193] setup_net+0x11b/0x3b0
[ 9.063273][ T193] ? unregister_pernet_device+0x80/0x80
[ 9.063448][ T193] ? lockdep_init_map_type+0x5d/0x250
[ 9.063718][ T193] ? mutex_init_lockdep+0xf6/0x120
[ 9.063895][ T193] copy_net_ns+0x383/0x660
[ 9.064079][ T193] create_new_namespaces+0x371/0xa10
[ 9.064258][ T193] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 9.064516][ T193] ksys_unshare+0x353/0x880
[ 9.064693][ T193] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.064883][ T193] ? walk_process_tree+0x350/0x350
[ 9.065066][ T193] ? __x64_sys_openat+0x10e/0x210
[ 9.065327][ T193] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.065505][ T193] __x64_sys_unshare+0x34/0x50
[ 9.065677][ T193] ? do_syscall_64+0x82/0xfc0
[ 9.065945][ T193] do_syscall_64+0x117/0xfc0
[ 9.066122][ T193] ? trace_hardirqs_off+0xd/0x30
[ 9.066297][ T193] ? exc_page_fault+0xee/0x100
[ 9.066472][ T193] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.066773][ T193] RIP: 0033:0x7f06b62b6bcb
[ 9.066956][ T193] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[ 9.067559][ T193] RSP: 002b:00007ffe9a8f9128 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 9.067808][ T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b62b6bcb
[ 9.068053][ T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 9.068372][ T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 9.068610][ T193] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9a8fb350
[ 9.068944][ T193] R13: 0000000000000001 R14: 00007f06b5ff46f8 R15: 00007ffe9a8fb88c
[ 9.069189][ T193]
[ 9.069328][ T193] irq event stamp: 33139
[ 9.069468][ T193] hardirqs last enabled at (33149): [] __up_console_sem+0x5a/0x70
[ 9.069834][ T193] hardirqs last disabled at (33160): [] __up_console_sem+0x3f/0x70
[ 9.070132][ T193] softirqs last enabled at (32464): [] __alloc_skb+0x4c2/0x5f0
[ 9.070485][ T193] softirqs last disabled at (32460): [] __alloc_skb+0x4c2/0x5f0
[ 9.070765][ T193] ---[ end trace 0000000000000000 ]---
[ 9.073963][ T193] ------------[ cut here ]------------
[ 9.074146][ T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
[ 9.074416][ T193] Modules linked in: nf_defrag_ipv6
[ 9.074596][ T193] CPU: 2 UID: 0 PID: 193 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.074918][ T193] Tainted: [W]=WARN
[ 9.075069][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.075279][ T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.075494][ T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 9.076018][ T193] RSP: 0018:ffa00000006378f8 EFLAGS: 00010286
[ 9.076233][ T193] RAX: 00000000ffffffa6 RBX: ff1100000c01f380 RCX: 1ff40000000c6ee5
[ 9.076471][ T193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c01f43c
[ 9.076720][ T193] RBP: ff1100000a911000 R08: 1fe2200001803e89 R09: ff1100000e738b80
[ 9.076959][ T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.077204][ T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a911000
[ 9.077451][ T193] FS: 00007f06b5ff4840(0000) GS:ff110000b4dc7000(0000) knlGS:0000000000000000
[ 9.077735][ T193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.077944][ T193] CR2: 0000000000479648 CR3: 000000000ca95005 CR4: 0000000000771ef0
[ 9.078190][ T193] PKRU: 55555554
[ 9.078418][ T193] Call Trace:
[ 9.078564][ T193]
[ 9.078678][ T193] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.078869][ T193] ? notifier_call_chain+0xb0/0x320
[ 9.079053][ T193] rtmsg_ifinfo+0x5c/0xb0
[ 9.079287][ T193] register_netdevice+0x1526/0x1bc0
[ 9.079468][ T193] ? unregister_netdevice_queue+0x470/0x470
[ 9.079675][ T193] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.079869][ T193] __ip_tunnel_create+0x380/0x470
[ 9.080144][ T193] ? ip_tunnel_encap_del_ops+0x80/0x80
[ 9.080321][ T193] ? net_generic+0xb3/0x1e0
[ 9.080499][ T193] ip_tunnel_init_net+0x1b4/0x510
[ 9.080677][ T193] ? ip_tunnel_ctl+0x8c0/0x8c0
[ 9.080954][ T193] ? trace_kmalloc+0xed/0x130
[ 9.081144][ T193] ? __kasan_kmalloc+0x7b/0x90
[ 9.081323][ T193] vti_init_net+0x2a/0x140
[ 9.081505][ T193] ops_init+0x187/0x560
[ 9.081748][ T193] setup_net+0x11b/0x3b0
[ 9.081894][ T193] ? unregister_pernet_device+0x80/0x80
[ 9.082076][ T193] ? lockdep_init_map_type+0x5d/0x250
[ 9.082253][ T193] ? mutex_init_lockdep+0xf6/0x120
[ 9.082515][ T193] copy_net_ns+0x383/0x660
[ 9.082706][ T193] create_new_namespaces+0x371/0xa10
[ 9.082889][ T193] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 9.083074][ T193] ksys_unshare+0x353/0x880
[ 9.083337][ T193] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.083514][ T193] ? walk_process_tree+0x350/0x350
[ 9.083704][ T193] ? __x64_sys_openat+0x10e/0x210
[ 9.083882][ T193] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.084155][ T193] __x64_sys_unshare+0x34/0x50
[ 9.084336][ T193] ? do_syscall_64+0x82/0xfc0
[ 9.084512][ T193] do_syscall_64+0x117/0xfc0
[ 9.084689][ T193] ? trace_hardirqs_off+0xd/0x30
[ 9.084963][ T193] ? exc_page_fault+0xee/0x100
[ 9.085148][ T193] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.085355][ T193] RIP: 0033:0x7f06b62b6bcb
[ 9.085537][ T193] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[ 9.086161][ T193] RSP: 002b:00007ffe9a8f9128 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 9.086491][ T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b62b6bcb
[ 9.086743][ T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 9.086994][ T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 9.087321][ T193] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9a8fb350
[ 9.087560][ T193] R13: 0000000000000001 R14: 00007f06b5ff46f8 R15: 00007ffe9a8fb88c
[ 9.087901][ T193]
[ 9.088050][ T193] irq event stamp: 36517
[ 9.088193][ T193] hardirqs last enabled at (36527): [] __up_console_sem+0x5a/0x70
[ 9.088470][ T193] hardirqs last disabled at (36536): [] __up_console_sem+0x3f/0x70
[ 9.088842][ T193] softirqs last enabled at (36434): [] handle_softirqs+0x611/0x940
[ 9.089119][ T193] softirqs last disabled at (36427): [] __irq_exit_rcu+0x103/0x1c0
[ 9.089475][ T193] ---[ end trace 0000000000000000 ]---
[ 9.092517][ T193] ------------[ cut here ]------------
[ 9.092780][ T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
[ 9.093076][ T193] Modules linked in: nf_defrag_ipv6
[ 9.093255][ T193] CPU: 2 UID: 0 PID: 193 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.093649][ T193] Tainted: [W]=WARN
[ 9.093804][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.094018][ T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.094324][ T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 9.094930][ T193] RSP: 0018:ffa0000000637a78 EFLAGS: 00010286
[ 9.095152][ T193] RAX: 00000000ffffffa6 RBX: ff1100000c01e040 RCX: 1ff40000000c6f15
[ 9.095392][ T193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c01e0fc
[ 9.095726][ T193] RBP: ff1100000e8c4000 R08: 1fe2200001803c21 R09: ff1100000e738b80
[ 9.095964][ T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.096208][ T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e8c4000
[ 9.096535][ T193] FS: 00007f06b5ff4840(0000) GS:ff110000b4dc7000(0000) knlGS:0000000000000000
[ 9.096823][ T193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.097126][ T193] CR2: 0000000000479648 CR3: 000000000ca95005 CR4: 0000000000771ef0
[ 9.097367][ T193] PKRU: 55555554
[ 9.097508][ T193] Call Trace:
[ 9.097650][ T193]
[ 9.097775][ T193] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.098045][ T193] ? notifier_call_chain+0xb0/0x320
[ 9.098225][ T193] rtmsg_ifinfo+0x5c/0xb0
[ 9.098373][ T193] register_netdevice+0x1526/0x1bc0
[ 9.098551][ T193] ? unregister_netdevice_queue+0x470/0x470
[ 9.098852][ T193] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.099040][ T193] register_netdev+0x23/0x40
[ 9.099217][ T193] vti6_init_net+0x280/0x3c0
[ 9.099395][ T193] ops_init+0x187/0x560
[ 9.099624][ T193] setup_net+0x11b/0x3b0
[ 9.099780][ T193] ? unregister_pernet_device+0x80/0x80
[ 9.099954][ T193] ? lockdep_init_map_type+0x5d/0x250
[ 9.100138][ T193] ? mutex_init_lockdep+0xf6/0x120
[ 9.100400][ T193] copy_net_ns+0x383/0x660
[ 9.100578][ T193] create_new_namespaces+0x371/0xa10
[ 9.100769][ T193] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 9.100945][ T193] ksys_unshare+0x353/0x880
[ 9.101208][ T193] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.101384][ T193] ? walk_process_tree+0x350/0x350
[ 9.101560][ T193] ? __x64_sys_openat+0x10e/0x210
[ 9.101745][ T193] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.102014][ T193] __x64_sys_unshare+0x34/0x50
[ 9.102188][ T193] ? do_syscall_64+0x82/0xfc0
[ 9.102362][ T193] do_syscall_64+0x117/0xfc0
[ 9.102537][ T193] ? trace_hardirqs_off+0xd/0x30
[ 9.102812][ T193] ? exc_page_fault+0xee/0x100
[ 9.102997][ T193] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.103204][ T193] RIP: 0033:0x7f06b62b6bcb
[ 9.103384][ T193] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[ 9.103998][ T193] RSP: 002b:00007ffe9a8f9128 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 9.104326][ T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b62b6bcb
[ 9.104563][ T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 9.104814][ T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 9.105149][ T193] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9a8fb350
[ 9.105387][ T193] R13: 0000000000000001 R14: 00007f06b5ff46f8 R15: 00007ffe9a8fb88c
[ 9.105629][ T193]
[ 9.105866][ T193] irq event stamp: 39335
[ 9.106016][ T193] hardirqs last enabled at (39345): [] __up_console_sem+0x5a/0x70
[ 9.106290][ T193] hardirqs last disabled at (39354): [] __up_console_sem+0x3f/0x70
[ 9.106643][ T193] softirqs last enabled at (38706): [] __alloc_skb+0x4c2/0x5f0
[ 9.106926][ T193] softirqs last disabled at (38702): [] __alloc_skb+0x4c2/0x5f0
[ 9.107285][ T193] ---[ end trace 0000000000000000 ]---
[ 9.120194][ T193] ------------[ cut here ]------------
[ 9.120377][ T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
[ 9.120646][ T193] Modules linked in: nf_defrag_ipv6
[ 9.120922][ T193] CPU: 2 UID: 0 PID: 193 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.121239][ T193] Tainted: [W]=WARN
[ 9.121382][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.121587][ T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.121810][ T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 9.122315][ T193] RSP: 0018:ffa0000000637a68 EFLAGS: 00010286
[ 9.122524][ T193] RAX: 00000000ffffffa6 RBX: ff110000095f4200 RCX: 1ff40000000c6f13
[ 9.122773][ T193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000095f42bc
[ 9.123015][ T193] RBP: ff11000001f59000 R08: 1fe22000012be859 R09: ff1100000e738b80
[ 9.123255][ T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.123491][ T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001f59000
[ 9.123743][ T193] FS: 00007f06b5ff4840(0000) GS:ff110000b4dc7000(0000) knlGS:0000000000000000
[ 9.124026][ T193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.124236][ T193] CR2: 0000000000479648 CR3: 000000000ca95005 CR4: 0000000000771ef0
[ 9.124477][ T193] PKRU: 55555554
[ 9.124622][ T193] Call Trace:
[ 9.124777][ T193]
[ 9.124892][ T193] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.125080][ T193] ? notifier_call_chain+0xb0/0x320
[ 9.125257][ T193] rtmsg_ifinfo+0x5c/0xb0
[ 9.125402][ T193] register_netdevice+0x1526/0x1bc0
[ 9.125584][ T193] ? unregister_netdevice_queue+0x470/0x470
[ 9.125807][ T193] register_netdev+0x23/0x40
[ 9.125991][ T193] sit_init_net+0x299/0x570
[ 9.126169][ T193] ops_init+0x187/0x560
[ 9.126314][ T193] setup_net+0x11b/0x3b0
[ 9.126466][ T193] ? unregister_pernet_device+0x80/0x80
[ 9.126641][ T193] ? lockdep_init_map_type+0x5d/0x250
[ 9.126854][ T193] ? mutex_init_lockdep+0xf6/0x120
[ 9.127038][ T193] copy_net_ns+0x383/0x660
[ 9.127218][ T193] create_new_namespaces+0x371/0xa10
[ 9.127398][ T193] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 9.127574][ T193] ksys_unshare+0x353/0x880
[ 9.127763][ T193] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.127938][ T193] ? walk_process_tree+0x350/0x350
[ 9.128124][ T193] ? __x64_sys_openat+0x10e/0x210
[ 9.128302][ T193] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.128479][ T193] __x64_sys_unshare+0x34/0x50
[ 9.128655][ T193] ? do_syscall_64+0x82/0xfc0
[ 9.128840][ T193] do_syscall_64+0x117/0xfc0
[ 9.129024][ T193] ? trace_hardirqs_off+0xd/0x30
[ 9.129201][ T193] ? exc_page_fault+0xee/0x100
[ 9.129377][ T193] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.129588][ T193] RIP: 0033:0x7f06b62b6bcb
[ 9.129777][ T193] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[ 9.130279][ T193] RSP: 002b:00007ffe9a8f9128 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 9.130518][ T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b62b6bcb
[ 9.130766][ T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 9.131008][ T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 9.131243][ T193] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9a8fb350
[ 9.131478][ T193] R13: 0000000000000001 R14: 00007f06b5ff46f8 R15: 00007ffe9a8fb88c
[ 9.131735][ T193]
[ 9.131876][ T193] irq event stamp: 49733
[ 9.132023][ T193] hardirqs last enabled at (49743): [] __up_console_sem+0x5a/0x70
[ 9.132291][ T193] hardirqs last disabled at (49752): [] __up_console_sem+0x3f/0x70
[ 9.132559][ T193] softirqs last enabled at (49474): [] handle_softirqs+0x611/0x940
[ 9.132839][ T193] softirqs last disabled at (49439): [] __irq_exit_rcu+0x103/0x1c0
[ 9.133115][ T193] ---[ end trace 0000000000000000 ]---
[ 9.141575][ T193] ------------[ cut here ]------------
[ 9.141763][ T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
[ 9.142047][ T193] Modules linked in: nf_defrag_ipv6
[ 9.142230][ T193] CPU: 2 UID: 0 PID: 193 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.142540][ T193] Tainted: [W]=WARN
[ 9.142683][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.142904][ T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.143125][ T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 9.143633][ T193] RSP: 0018:ffa0000000637a78 EFLAGS: 00010286
[ 9.143860][ T193] RAX: 00000000ffffffa6 RBX: ff1100000b7e2ac0 RCX: 1ff40000000c6f15
[ 9.144109][ T193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b7e2b7c
[ 9.144354][ T193] RBP: ff1100000e801000 R08: 1fe22000016fc571 R09: ff1100000e738b80
[ 9.144593][ T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.144843][ T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e801000
[ 9.145091][ T193] FS: 00007f06b5ff4840(0000) GS:ff110000b4dc7000(0000) knlGS:0000000000000000
[ 9.145368][ T193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.145578][ T193] CR2: 0000000000479648 CR3: 000000000ca95005 CR4: 0000000000771ef0
[ 9.145832][ T193] PKRU: 55555554
[ 9.145985][ T193] Call Trace:
[ 9.146130][ T193]
[ 9.146244][ T193] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.146423][ T193] ? notifier_call_chain+0xb0/0x320
[ 9.146602][ T193] rtmsg_ifinfo+0x5c/0xb0
[ 9.146761][ T193] register_netdevice+0x1526/0x1bc0
[ 9.146939][ T193] ? unregister_netdevice_queue+0x470/0x470
[ 9.147154][ T193] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.147334][ T193] register_netdev+0x23/0x40
[ 9.147511][ T193] ip6_tnl_init_net+0x2b8/0x400
[ 9.147704][ T193] ops_init+0x187/0x560
[ 9.147853][ T193] setup_net+0x11b/0x3b0
[ 9.148005][ T193] ? unregister_pernet_device+0x80/0x80
[ 9.148182][ T193] ? lockdep_init_map_type+0x5d/0x250
[ 9.148360][ T193] ? mutex_init_lockdep+0xf6/0x120
[ 9.148539][ T193] copy_net_ns+0x383/0x660
[ 9.148732][ T193] create_new_namespaces+0x371/0xa10
[ 9.148912][ T193] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 9.149104][ T193] ksys_unshare+0x353/0x880
[ 9.149284][ T193] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.149460][ T193] ? walk_process_tree+0x350/0x350
[ 9.149637][ T193] ? __x64_sys_openat+0x10e/0x210
[ 9.149828][ T193] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.150014][ T193] __x64_sys_unshare+0x34/0x50
[ 9.150193][ T193] ? do_syscall_64+0x82/0xfc0
[ 9.150372][ T193] do_syscall_64+0x117/0xfc0
[ 9.150549][ T193] ? trace_hardirqs_off+0xd/0x30
[ 9.150739][ T193] ? exc_page_fault+0xee/0x100
[ 9.150918][ T193] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.151137][ T193] RIP: 0033:0x7f06b62b6bcb
[ 9.151319][ T193] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[ 9.151841][ T193] RSP: 002b:00007ffe9a8f9128 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 9.152089][ T193] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f06b62b6bcb
[ 9.152330][ T193] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 9.152568][ T193] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 9.152821][ T193] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe9a8fb350
[ 9.153069][ T193] R13: 0000000000000001 R14: 00007f06b5ff46f8 R15: 00007ffe9a8fb88c
[ 9.153317][ T193]
[ 9.153460][ T193] irq event stamp: 58111
[ 9.153603][ T193] hardirqs last enabled at (58121): [] __up_console_sem+0x5a/0x70
[ 9.153889][ T193] hardirqs last disabled at (58132): [] __up_console_sem+0x3f/0x70
[ 9.154168][ T193] softirqs last enabled at (57486): [] __alloc_skb+0x4c2/0x5f0
[ 9.154441][ T193] softirqs last disabled at (57482): [] __alloc_skb+0x4c2/0x5f0
[ 9.154724][ T193] ---[ end trace 0000000000000000 ]---
[ 9.189421][ T194] ------------[ cut here ]------------
[ 9.189605][ T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/194
[ 9.190412][ T194] Modules linked in: nf_defrag_ipv6
[ 9.190651][ T194] CPU: 2 UID: 0 PID: 194 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.191036][ T194] Tainted: [W]=WARN
[ 9.191235][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.191496][ T194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.191778][ T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 9.192340][ T194] RSP: 0018:ffa0000000627020 EFLAGS: 00010286
[ 9.192602][ T194] RAX: 00000000ffffffa6 RBX: ff1100000ccf6900 RCX: 1ff40000000c4dca
[ 9.192906][ T194] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ccf69bc
[ 9.193206][ T194] RBP: ff1100000a854000 R08: 1fe220000199ed39 R09: ff1100000e73ae58
[ 9.193497][ T194] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[ 9.193797][ T194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[ 9.194100][ T194] FS: 00007fdf67a35840(0000) GS:ff110000b4dc7000(0000) knlGS:0000000000000000
[ 9.194424][ T194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.194687][ T194] CR2: 000000003b31d988 CR3: 000000000e4c9001 CR4: 0000000000771ef0
[ 9.195056][ T194] PKRU: 55555554
[ 9.195252][ T194] Call Trace:
[ 9.195450][ T194]
[ 9.195618][ T194] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.195861][ T194] rtmsg_ifinfo+0x5c/0xb0
[ 9.196065][ T194] ? mark_held_locks+0x40/0x70
[ 9.196296][ T194] __dev_notify_flags+0x1b8/0x280
[ 9.196528][ T194] ? netif_change_name+0x8c0/0x8c0
[ 9.196768][ T194] ? __dev_change_flags+0x4a4/0x6d0
[ 9.197006][ T194] ? netif_set_allmulti+0x2c0/0x2c0
[ 9.197234][ T194] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.197475][ T194] ? is_bpf_text_address+0x68/0x110
[ 9.197717][ T194] netif_change_flags+0xfe/0x190
[ 9.197951][ T194] ? unwind_get_return_address+0x67/0xd0
[ 9.198185][ T194] do_setlink.isra.0+0x1d25/0x2a60
[ 9.198418][ T194] ? rtnl_link_get_size+0x350/0x350
[ 9.198669][ T194] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 9.198942][ T194] ? rcu_read_lock_any_held+0x3c/0x90
[ 9.199193][ T194] ? validate_chain+0x38b/0xc20
[ 9.199420][ T194] ? rcu_read_lock_any_held+0x66/0x90
[ 9.199651][ T194] ? stack_depot_save_flags+0x367/0x770
[ 9.199894][ T194] ? __kernel_text_address+0x12/0x30
[ 9.200161][ T194] ? __lock_acquire+0x508/0xc10
[ 9.200340][ T194] ? lock_acquire.part.0+0xbc/0x260
[ 9.200515][ T194] ? rtnl_newlink+0x883/0xee0
[ 9.200802][ T194] ? rcu_is_watching+0x15/0xd0
[ 9.200990][ T194] ? lock_acquire+0x134/0x160
[ 9.201168][ T194] ? rcu_is_watching+0x15/0xd0
[ 9.201343][ T194] ? rcu_is_watching+0x15/0xd0
[ 9.201517][ T194] ? trace_contention_end+0xb3/0x1a0
[ 9.201706][ T194] ? __mutex_lock+0x1db/0x2010
[ 9.201879][ T194] ? __mutex_lock+0x9b2/0x2010
[ 9.202064][ T194] ? rtnl_newlink+0x883/0xee0
[ 9.202244][ T194] ? ww_mutex_lock+0x160/0x160
[ 9.202421][ T194] ? __rtnl_newlink+0x3fa/0xa50
[ 9.202601][ T194] rtnl_newlink+0x8d1/0xee0
[ 9.202793][ T194] ? lock_acquire.part.0+0xbc/0x260
[ 9.202965][ T194] ? find_held_lock+0x2b/0x80
[ 9.203148][ T194] ? __rtnl_newlink+0xa50/0xa50
[ 9.203321][ T194] ? mark_usage+0x61/0x170
[ 9.203495][ T194] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.203673][ T194] ? lock_acquire.part.0+0xbc/0x260
[ 9.203864][ T194] ? find_held_lock+0x2b/0x80
[ 9.204052][ T194] ? __rtnl_newlink+0xa50/0xa50
[ 9.204230][ T194] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.204409][ T194] ? __rtnl_newlink+0xa50/0xa50
[ 9.204588][ T194] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.204777][ T194] ? validate_chain+0x38b/0xc20
[ 9.204956][ T194] ? rtnl_link_fill+0x920/0x920
[ 9.205141][ T194] ? __lock_acquire+0x508/0xc10
[ 9.205324][ T194] ? lock_acquire.part.0+0xbc/0x260
[ 9.205501][ T194] ? find_held_lock+0x2b/0x80
[ 9.205682][ T194] netlink_rcv_skb+0x14e/0x3a0
[ 9.205876][ T194] ? rtnl_link_fill+0x920/0x920
[ 9.206060][ T194] ? netlink_ack+0xcf0/0xcf0
[ 9.206243][ T194] ? netlink_deliver_tap+0xc5/0x330
[ 9.206421][ T194] ? netlink_deliver_tap+0x13c/0x330
[ 9.206602][ T194] netlink_unicast+0x486/0x750
[ 9.206797][ T194] ? netlink_attachskb+0x810/0x810
[ 9.206976][ T194] ? __lock_acquire+0x508/0xc10
[ 9.207163][ T194] netlink_sendmsg+0x735/0xc60
[ 9.207343][ T194] ? netlink_unicast+0x750/0x750
[ 9.207524][ T194] ? __might_fault+0x97/0x140
[ 9.207719][ T194] ____sys_sendmsg+0x419/0x850
[ 9.207899][ T194] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.208088][ T194] ? get_timestamp.constprop.0+0x390/0x390
[ 9.208298][ T194] ? move_addr_to_kernel+0x40/0x40
[ 9.208478][ T194] ? stack_depot_save_flags+0x367/0x770
[ 9.208657][ T194] ? validate_chain+0x38b/0xc20
[ 9.208846][ T194] ___sys_sendmsg+0x14e/0x1d0
[ 9.209033][ T194] ? __call_rcu_common.constprop.0+0xb2/0xa10
[ 9.209248][ T194] ? copy_msghdr_from_user+0x460/0x460
[ 9.209441][ T194] __sys_sendmsg+0x145/0x1f0
[ 9.209623][ T194] ? __sys_sendmsg_sock+0x20/0x20
[ 9.209811][ T194] ? __call_rcu_common.constprop.0+0x3d1/0xa10
[ 9.210029][ T194] ? do_raw_spin_unlock+0x59/0x250
[ 9.210209][ T194] ? rcu_is_watching+0x15/0xd0
[ 9.210390][ T194] do_syscall_64+0x117/0xfc0
[ 9.210571][ T194] ? trace_hardirqs_off+0xd/0x30
[ 9.210764][ T194] ? exc_page_fault+0xee/0x100
[ 9.210946][ T194] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.211160][ T194] RIP: 0033:0x7fdf67c6f08e
[ 9.211345][ T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.211878][ T194] RSP: 002b:00007ffde7deeb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.212134][ T194] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdf67c6f08e
[ 9.212377][ T194] RDX: 0000000000000000 RSI: 00007ffde7deec10 RDI: 0000000000000005
[ 9.212622][ T194] RBP: 00007ffde7deeb70 R08: 0000000000000000 R09: 0000000000000000
[ 9.212875][ T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ebcb
[ 9.213131][ T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde7def2e0
[ 9.213381][ T194]
[ 9.213526][ T194] irq event stamp: 29033
[ 9.213672][ T194] hardirqs last enabled at (29043): [] __up_console_sem+0x5a/0x70
[ 9.213962][ T194] hardirqs last disabled at (29054): [] __up_console_sem+0x3f/0x70
[ 9.214250][ T194] softirqs last enabled at (28318): [] handle_softirqs+0x611/0x940
[ 9.214528][ T194] softirqs last disabled at (28189): [] __irq_exit_rcu+0x103/0x1c0
[ 9.214819][ T194] ---[ end trace 0000000000000000 ]---
[ 26.534873][ T69] ------------[ cut here ]------------
[ 26.535080][ T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/69
[ 26.535333][ T69] Modules linked in: xt_conntrack nf_conntrack nf_defrag_ipv4 nft_compat nf_tables nf_defrag_ipv6
[ 26.535615][ T69] CPU: 0 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 26.535901][ T69] Tainted: [W]=WARN
[ 26.535995][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.536156][ T69] Workqueue: netns cleanup_net
[ 26.536351][ T69] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 26.536512][ T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 26.536953][ T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[ 26.537113][ T69] RAX: 00000000ffffffa6 RBX: ff1100000ab22580 RCX: 1ff4000000094eed
[ 26.537292][ T69] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ab2263c
[ 26.537472][ T69] RBP: ff1100000e801000 R08: 1fe22000015644c9 R09: ff11000008e6d1d0
[ 26.537651][ T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 26.537838][ T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 26.538070][ T69] FS: 0000000000000000(0000) GS:ff110000b4cc7000(0000) knlGS:0000000000000000
[ 26.538281][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 26.538438][ T69] CR2: 000056081c03b580 CR3: 000000006394d001 CR4: 0000000000771ef0
[ 26.538622][ T69] PKRU: 55555554
[ 26.538721][ T69] Call Trace:
[ 26.538811][ T69]
[ 26.538876][ T69] unregister_netdevice_many_notify+0xce3/0x1b30
[ 26.539039][ T69] ? unregister_netdevice_queued+0x80/0x80
[ 26.539192][ T69] ? queue_rcu_work+0x7c/0xa0
[ 26.539315][ T69] ? ipmr_free_table+0x12e/0x2a0
[ 26.539436][ T69] ? rtnl_is_locked+0x15/0x20
[ 26.539556][ T69] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 26.539679][ T69] ? mutex_is_locked+0x1c/0x50
[ 26.539808][ T69] ops_undo_list+0x615/0x8f0
[ 26.539932][ T69] ? netns_install+0x2a0/0x2a0
[ 26.540055][ T69] ? __lock_release.isra.0+0x6b/0x1a0
[ 26.540178][ T69] cleanup_net+0x431/0x940
[ 26.540300][ T69] ? net_passive_dec+0x1c0/0x1c0
[ 26.540431][ T69] ? process_one_work+0xdb7/0x1410
[ 26.540553][ T69] ? lock_acquire+0x134/0x160
[ 26.540671][ T69] ? rcu_is_watching+0x15/0xd0
[ 26.540798][ T69] process_one_work+0xdf8/0x1410
[ 26.540926][ T69] ? pwq_dec_nr_in_flight+0x710/0x710
[ 26.541049][ T69] ? lock_acquire.part.0+0xbc/0x260
[ 26.541174][ T69] worker_thread+0x4f1/0xd60
[ 26.541296][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.541418][ T69] ? __kthread_parkme+0xbd/0x210
[ 26.541540][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.541660][ T69] kthread+0x367/0x460
[ 26.541757][ T69] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 26.541906][ T69] ? kthread_affine_node+0x330/0x330
[ 26.542030][ T69] ret_from_fork+0x474/0x6b0
[ 26.542158][ T69] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 26.542307][ T69] ? __switch_to+0x5a3/0xe00
[ 26.542426][ T69] ? kthread_affine_node+0x330/0x330
[ 26.542547][ T69] ret_from_fork_asm+0x11/0x20
[ 26.542673][ T69]
[ 26.542770][ T69] irq event stamp: 2239
[ 26.542863][ T69] hardirqs last enabled at (2247): [] __up_console_sem+0x5a/0x70
[ 26.543082][ T69] hardirqs last disabled at (2254): [] __up_console_sem+0x3f/0x70
[ 26.543289][ T69] softirqs last enabled at (1964): [] handle_softirqs+0x611/0x940
[ 26.543499][ T69] softirqs last disabled at (1959): [] __irq_exit_rcu+0x103/0x1c0
[ 26.543722][ T69] ---[ end trace 0000000000000000 ]---
[ 26.545044][ T69] ------------[ cut here ]------------
[ 26.545177][ T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/69
[ 26.545416][ T69] Modules linked in: xt_conntrack nf_conntrack nf_defrag_ipv4 nft_compat nf_tables nf_defrag_ipv6
[ 26.545666][ T69] CPU: 0 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 26.545945][ T69] Tainted: [W]=WARN
[ 26.546040][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.546191][ T69] Workqueue: netns cleanup_net
[ 26.546318][ T69] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 26.546474][ T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 26.546913][ T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[ 26.547073][ T69] RAX: 00000000ffffffa6 RBX: ff1100000ab22c80 RCX: 1ff4000000094eed
[ 26.547254][ T69] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ab22d3c
[ 26.547436][ T69] RBP: ff11000001f59000 R08: 1fe22000015645a9 R09: ff11000008e6d1d0
[ 26.547620][ T69] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 26.547808][ T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 26.547990][ T69] FS: 0000000000000000(0000) GS:ff110000b4cc7000(0000) knlGS:0000000000000000
[ 26.548206][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 26.548440][ T69] CR2: 000056081c03b580 CR3: 000000006394d001 CR4: 0000000000771ef0
[ 26.548699][ T69] PKRU: 55555554
[ 26.548790][ T69] Call Trace:
[ 26.548881][ T69]
[ 26.548944][ T69] unregister_netdevice_many_notify+0xce3/0x1b30
[ 26.549171][ T69] ? unregister_netdevice_queued+0x80/0x80
[ 26.549320][ T69] ? queue_rcu_work+0x7c/0xa0
[ 26.549444][ T69] ? ipmr_free_table+0x12e/0x2a0
[ 26.549635][ T69] ? rtnl_is_locked+0x15/0x20
[ 26.549759][ T69] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 26.549882][ T69] ? mutex_is_locked+0x1c/0x50
[ 26.550006][ T69] ops_undo_list+0x615/0x8f0
[ 26.550203][ T69] ? netns_install+0x2a0/0x2a0
[ 26.550320][ T69] ? __lock_release.isra.0+0x6b/0x1a0
[ 26.550444][ T69] cleanup_net+0x431/0x940
[ 26.550567][ T69] ? net_passive_dec+0x1c0/0x1c0
[ 26.550762][ T69] ? process_one_work+0xdb7/0x1410
[ 26.550884][ T69] ? lock_acquire+0x134/0x160
[ 26.551003][ T69] ? rcu_is_watching+0x15/0xd0
[ 26.551131][ T69] process_one_work+0xdf8/0x1410
[ 26.551324][ T69] ? pwq_dec_nr_in_flight+0x710/0x710
[ 26.551449][ T69] ? lock_acquire.part.0+0xbc/0x260
[ 26.551576][ T69] worker_thread+0x4f1/0xd60
[ 26.551703][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.551897][ T69] ? __kthread_parkme+0xbd/0x210
[ 26.552018][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.552140][ T69] kthread+0x367/0x460
[ 26.552227][ T69] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 26.552440][ T69] ? kthread_affine_node+0x330/0x330
[ 26.552555][ T69] ret_from_fork+0x474/0x6b0
[ 26.552670][ T69] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 26.552818][ T69] ? __switch_to+0x5a3/0xe00
[ 26.553005][ T69] ? kthread_affine_node+0x330/0x330
[ 26.553124][ T69] ret_from_fork_asm+0x11/0x20
[ 26.553244][ T69]
[ 26.553331][ T69] irq event stamp: 4887
[ 26.553452][ T69] hardirqs last enabled at (4895): [] __up_console_sem+0x5a/0x70
[ 26.553733][ T69] hardirqs last disabled at (4904): [] __up_console_sem+0x3f/0x70
[ 26.553998][ T69] softirqs last enabled at (4474): [] handle_softirqs+0x611/0x940
[ 26.554274][ T69] softirqs last disabled at (4469): [] __irq_exit_rcu+0x103/0x1c0
[ 26.554573][ T69] ---[ end trace 0000000000000000 ]---
[ 26.557298][ T69] ------------[ cut here ]------------
[ 26.557439][ T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/69
[ 26.557669][ T69] Modules linked in: xt_conntrack nf_conntrack nf_defrag_ipv4 nft_compat nf_tables nf_defrag_ipv6
[ 26.557970][ T69] CPU: 1 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 26.558238][ T69] Tainted: [W]=WARN
[ 26.558324][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.558469][ T69] Workqueue: netns cleanup_net
[ 26.558588][ T69] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 26.558747][ T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 26.559169][ T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[ 26.559315][ T69] RAX: 00000000ffffffa6 RBX: ff1100000ab231c0 RCX: 1ff4000000094eed
[ 26.559487][ T69] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ab2327c
[ 26.559657][ T69] RBP: ff1100000e8c4000 R08: 1fe2200001564651 R09: ff11000008e6d1d0
[ 26.559838][ T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 26.560013][ T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 26.560190][ T69] FS: 0000000000000000(0000) GS:ff110000b4d47000(0000) knlGS:0000000000000000
[ 26.560392][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 26.560537][ T69] CR2: 00007f1dc94392a0 CR3: 000000000b0d3006 CR4: 0000000000771ef0
[ 26.560769][ T69] PKRU: 55555554
[ 26.560855][ T69] Call Trace:
[ 26.560940][ T69]
[ 26.561001][ T69] unregister_netdevice_many_notify+0xce3/0x1b30
[ 26.561151][ T69] ? unregister_netdevice_queued+0x80/0x80
[ 26.561341][ T69] ? queue_rcu_work+0x7c/0xa0
[ 26.561457][ T69] ? ipmr_free_table+0x12e/0x2a0
[ 26.561577][ T69] ? rtnl_is_locked+0x15/0x20
[ 26.561738][ T69] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 26.561854][ T69] ? mutex_is_locked+0x1c/0x50
[ 26.561970][ T69] ops_undo_list+0x615/0x8f0
[ 26.562092][ T69] ? netns_install+0x2a0/0x2a0
[ 26.562211][ T69] ? __lock_release.isra.0+0x6b/0x1a0
[ 26.562329][ T69] cleanup_net+0x431/0x940
[ 26.562444][ T69] ? net_passive_dec+0x1c0/0x1c0
[ 26.562557][ T69] ? process_one_work+0xdb7/0x1410
[ 26.562672][ T69] ? lock_acquire+0x134/0x160
[ 26.562825][ T69] ? rcu_is_watching+0x15/0xd0
[ 26.562949][ T69] process_one_work+0xdf8/0x1410
[ 26.563078][ T69] ? pwq_dec_nr_in_flight+0x710/0x710
[ 26.563198][ T69] ? lock_acquire.part.0+0xbc/0x260
[ 26.563323][ T69] worker_thread+0x4f1/0xd60
[ 26.563443][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.563560][ T69] ? __kthread_parkme+0xbd/0x210
[ 26.563682][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.563807][ T69] kthread+0x367/0x460
[ 26.563898][ T69] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 26.564053][ T69] ? kthread_affine_node+0x330/0x330
[ 26.564172][ T69] ret_from_fork+0x474/0x6b0
[ 26.564287][ T69] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 26.564429][ T69] ? __switch_to+0x5a3/0xe00
[ 26.564544][ T69] ? kthread_affine_node+0x330/0x330
[ 26.564665][ T69] ret_from_fork_asm+0x11/0x20
[ 26.564796][ T69]
[ 26.564881][ T69] irq event stamp: 8041
[ 26.564970][ T69] hardirqs last enabled at (8049): [] __up_console_sem+0x5a/0x70
[ 26.565179][ T69] hardirqs last disabled at (8056): [] __up_console_sem+0x3f/0x70
[ 26.565395][ T69] softirqs last enabled at (7898): [] handle_softirqs+0x611/0x940
[ 26.565594][ T69] softirqs last disabled at (7825): [] __irq_exit_rcu+0x103/0x1c0
[ 26.565798][ T69] ---[ end trace 0000000000000000 ]---
[ 26.566840][ T69] ------------[ cut here ]------------
[ 26.566958][ T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/69
[ 26.567185][ T69] Modules linked in: xt_conntrack nf_conntrack nf_defrag_ipv4 nft_compat nf_tables nf_defrag_ipv6
[ 26.567419][ T69] CPU: 1 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 26.567673][ T69] Tainted: [W]=WARN
[ 26.567765][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.567908][ T69] Workqueue: netns cleanup_net
[ 26.568036][ T69] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 26.568195][ T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 26.568616][ T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[ 26.568899][ T69] RAX: 00000000ffffffa6 RBX: ff1100000ab23540 RCX: 1ff4000000094eed
[ 26.569073][ T69] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ab235fc
[ 26.569243][ T69] RBP: ff1100000a911000 R08: 1fe22000015646c1 R09: ff11000008e6d1d0
[ 26.569416][ T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 26.569590][ T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 26.569765][ T69] FS: 0000000000000000(0000) GS:ff110000b4d47000(0000) knlGS:0000000000000000
[ 26.569965][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 26.570111][ T69] CR2: 00007f1dc94392a0 CR3: 000000006394d004 CR4: 0000000000771ef0
[ 26.570282][ T69] PKRU: 55555554
[ 26.570412][ T69] Call Trace:
[ 26.570512][ T69]
[ 26.570573][ T69] unregister_netdevice_many_notify+0xce3/0x1b30
[ 26.570734][ T69] ? unregister_netdevice_queued+0x80/0x80
[ 26.570875][ T69] ? queue_rcu_work+0x7c/0xa0
[ 26.570990][ T69] ? ipmr_free_table+0x12e/0x2a0
[ 26.571114][ T69] ? rtnl_is_locked+0x15/0x20
[ 26.571231][ T69] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 26.571344][ T69] ? mutex_is_locked+0x1c/0x50
[ 26.571460][ T69] ops_undo_list+0x615/0x8f0
[ 26.571576][ T69] ? netns_install+0x2a0/0x2a0
[ 26.571690][ T69] ? __lock_release.isra.0+0x6b/0x1a0
[ 26.571815][ T69] cleanup_net+0x431/0x940
[ 26.571962][ T69] ? net_passive_dec+0x1c0/0x1c0
[ 26.572081][ T69] ? process_one_work+0xdb7/0x1410
[ 26.572197][ T69] ? lock_acquire+0x134/0x160
[ 26.572310][ T69] ? rcu_is_watching+0x15/0xd0
[ 26.572425][ T69] process_one_work+0xdf8/0x1410
[ 26.572549][ T69] ? pwq_dec_nr_in_flight+0x710/0x710
[ 26.572663][ T69] ? lock_acquire.part.0+0xbc/0x260
[ 26.572787][ T69] worker_thread+0x4f1/0xd60
[ 26.572902][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.573017][ T69] ? __kthread_parkme+0xbd/0x210
[ 26.573137][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.573252][ T69] kthread+0x367/0x460
[ 26.573338][ T69] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 26.573481][ T69] ? kthread_affine_node+0x330/0x330
[ 26.573596][ T69] ret_from_fork+0x474/0x6b0
[ 26.573720][ T69] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 26.573936][ T69] ? __switch_to+0x5a3/0xe00
[ 26.574053][ T69] ? kthread_affine_node+0x330/0x330
[ 26.574242][ T69] ret_from_fork_asm+0x11/0x20
[ 26.574362][ T69]
[ 26.574446][ T69] irq event stamp: 9369
[ 26.574532][ T69] hardirqs last enabled at (9377): [] __up_console_sem+0x5a/0x70
[ 26.574735][ T69] hardirqs last disabled at (9386): [] __up_console_sem+0x3f/0x70
[ 26.574932][ T69] softirqs last enabled at (9018): [] handle_softirqs+0x611/0x940
[ 26.575201][ T69] softirqs last disabled at (9011): [] __irq_exit_rcu+0x103/0x1c0
[ 26.575397][ T69] ---[ end trace 0000000000000000 ]---
[ 26.576632][ T69] ------------[ cut here ]------------
[ 26.577308][ T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/69
[ 26.577536][ T69] Modules linked in: xt_conntrack nf_conntrack nf_defrag_ipv4 nft_compat nf_tables nf_defrag_ipv6
[ 26.577896][ T69] CPU: 1 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 26.578282][ T69] Tainted: [W]=WARN
[ 26.578369][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.578511][ T69] Workqueue: netns cleanup_net
[ 26.578629][ T69] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 26.578828][ T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 26.579342][ T69] RSP: 0018:ffa00000004a7938 EFLAGS: 00010286
[ 26.579502][ T69] RAX: 00000000ffffffa6 RBX: ff1100000ab238c0 RCX: 1ff4000000094eed
[ 26.579675][ T69] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ab2397c
[ 26.579897][ T69] RBP: ff1100000a3ac000 R08: 1fe2200001564731 R09: ff11000008e6d1d0
[ 26.580123][ T69] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 26.580362][ T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 26.580535][ T69] FS: 0000000000000000(0000) GS:ff110000b4d47000(0000) knlGS:0000000000000000
[ 26.580779][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 26.580951][ T69] CR2: 00007f1dc94392a0 CR3: 000000006394d004 CR4: 0000000000771ef0
[ 26.581129][ T69] PKRU: 55555554
[ 26.581214][ T69] Call Trace:
[ 26.581298][ T69]
[ 26.581358][ T69] unregister_netdevice_many_notify+0xce3/0x1b30
[ 26.581505][ T69] ? unregister_netdevice_queued+0x80/0x80
[ 26.581645][ T69] ? queue_rcu_work+0x7c/0xa0
[ 26.581805][ T69] ? ipmr_free_table+0x12e/0x2a0
[ 26.581924][ T69] ? rtnl_is_locked+0x15/0x20
[ 26.582043][ T69] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 26.582158][ T69] ? mutex_is_locked+0x1c/0x50
[ 26.582273][ T69] ops_undo_list+0x615/0x8f0
[ 26.582388][ T69] ? netns_install+0x2a0/0x2a0
[ 26.582507][ T69] ? __lock_release.isra.0+0x6b/0x1a0
[ 26.582622][ T69] cleanup_net+0x431/0x940
[ 26.582785][ T69] ? net_passive_dec+0x1c0/0x1c0
[ 26.582901][ T69] ? process_one_work+0xdb7/0x1410
[ 26.583020][ T69] ? lock_acquire+0x134/0x160
[ 26.583138][ T69] ? rcu_is_watching+0x15/0xd0
[ 26.583258][ T69] process_one_work+0xdf8/0x1410
[ 26.583375][ T69] ? pwq_dec_nr_in_flight+0x710/0x710
[ 26.583488][ T69] ? lock_acquire.part.0+0xbc/0x260
[ 26.583606][ T69] worker_thread+0x4f1/0xd60
[ 26.583770][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.583887][ T69] ? __kthread_parkme+0xbd/0x210
[ 26.584004][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.584121][ T69] kthread+0x367/0x460
[ 26.584207][ T69] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 26.584419][ T69] ? kthread_affine_node+0x330/0x330
[ 26.584532][ T69] ret_from_fork+0x474/0x6b0
[ 26.584647][ T69] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 26.584836][ T69] ? __switch_to+0x5a3/0xe00
[ 26.584953][ T69] ? kthread_affine_node+0x330/0x330
[ 26.585074][ T69] ret_from_fork_asm+0x11/0x20
[ 26.585263][ T69]
[ 26.585348][ T69] irq event stamp: 12969
[ 26.585433][ T69] hardirqs last enabled at (12977): [] __up_console_sem+0x5a/0x70
[ 26.585632][ T69] hardirqs last disabled at (12984): [] __up_console_sem+0x3f/0x70
[ 26.585877][ T69] softirqs last enabled at (13084): [] handle_softirqs+0x611/0x940
[ 26.586074][ T69] softirqs last disabled at (12993): [] __irq_exit_rcu+0x103/0x1c0
[ 26.586268][ T69] ---[ end trace 0000000000000000 ]---
[ 26.611257][ T69] ------------[ cut here ]------------
[ 26.611398][ T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/69
[ 26.611647][ T69] Modules linked in: xt_conntrack nf_conntrack nf_defrag_ipv4 nft_compat nf_tables nf_defrag_ipv6
[ 26.611907][ T69] CPU: 3 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 26.612189][ T69] Tainted: [W]=WARN
[ 26.612281][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.612435][ T69] Workqueue: netns cleanup_net
[ 26.612561][ T69] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 26.612726][ T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 26.613162][ T69] RSP: 0018:ffa00000004a7748 EFLAGS: 00010286
[ 26.613317][ T69] RAX: 00000000ffffffa6 RBX: ff1100000ab23a80 RCX: 1ff4000000094eaf
[ 26.613498][ T69] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ab23b3c
[ 26.613678][ T69] RBP: ff1100000a854000 R08: 1fe2200001564769 R09: ff11000008e6d1d0
[ 26.613868][ T69] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[ 26.614055][ T69] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004a77e0
[ 26.614237][ T69] FS: 0000000000000000(0000) GS:ff110000b4e47000(0000) knlGS:0000000000000000
[ 26.614448][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 26.614601][ T69] CR2: 00007f693e505f98 CR3: 000000006394d001 CR4: 0000000000771ef0
[ 26.614789][ T69] PKRU: 55555554
[ 26.614880][ T69] Call Trace:
[ 26.614973][ T69]
[ 26.615039][ T69] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 26.615164][ T69] rtmsg_ifinfo+0x5c/0xb0
[ 26.615256][ T69] netif_close_many+0x2ac/0x640
[ 26.615379][ T69] ? lock_acquire+0x134/0x160
[ 26.615500][ T69] ? rcu_is_watching+0x15/0xd0
[ 26.615619][ T69] ? rcu_is_watching+0x15/0xd0
[ 26.615750][ T69] ? __dev_close_many+0x670/0x670
[ 26.615870][ T69] ? netif_close_many_and_unlock+0x22/0x2c0
[ 26.616023][ T69] unregister_netdevice_many_notify+0x71a/0x1b30
[ 26.616179][ T69] ? mutex_is_locked+0x1c/0x50
[ 26.616301][ T69] ? rtnl_is_locked+0x15/0x20
[ 26.616421][ T69] ? default_device_exit_net+0x78/0x7b0
[ 26.616543][ T69] ? unregister_netdevice_queued+0x80/0x80
[ 26.616702][ T69] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 26.616827][ T69] default_device_exit_batch+0x38b/0x600
[ 26.616958][ T69] ? unregister_netdev+0x60/0x60
[ 26.617085][ T69] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 26.617206][ T69] ? fou_exit_net+0x30/0x110
[ 26.617330][ T69] ops_undo_list+0x2ce/0x8f0
[ 26.617453][ T69] ? netns_install+0x2a0/0x2a0
[ 26.617573][ T69] ? __lock_release.isra.0+0x6b/0x1a0
[ 26.617701][ T69] cleanup_net+0x431/0x940
[ 26.617824][ T69] ? net_passive_dec+0x1c0/0x1c0
[ 26.617945][ T69] ? process_one_work+0xdb7/0x1410
[ 26.618072][ T69] ? lock_acquire+0x134/0x160
[ 26.618198][ T69] ? rcu_is_watching+0x15/0xd0
[ 26.618327][ T69] process_one_work+0xdf8/0x1410
[ 26.618451][ T69] ? pwq_dec_nr_in_flight+0x710/0x710
[ 26.618570][ T69] ? lock_acquire.part.0+0xbc/0x260
[ 26.618702][ T69] worker_thread+0x4f1/0xd60
[ 26.618826][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.618947][ T69] ? __kthread_parkme+0xbd/0x210
[ 26.619075][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.619201][ T69] kthread+0x367/0x460
[ 26.619294][ T69] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 26.619443][ T69] ? kthread_affine_node+0x330/0x330
[ 26.619564][ T69] ret_from_fork+0x474/0x6b0
[ 26.619687][ T69] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 26.619843][ T69] ? __switch_to+0x5a3/0xe00
[ 26.619964][ T69] ? kthread_affine_node+0x330/0x330
[ 26.620093][ T69] ret_from_fork_asm+0x11/0x20
[ 26.620224][ T69]
[ 26.620316][ T69] irq event stamp: 23703
[ 26.620405][ T69] hardirqs last enabled at (23711): [] __up_console_sem+0x5a/0x70
[ 26.620613][ T69] hardirqs last disabled at (23718): [] __up_console_sem+0x3f/0x70
[ 26.620826][ T69] softirqs last enabled at (23596): [] handle_softirqs+0x611/0x940
[ 26.621041][ T69] softirqs last disabled at (23591): [] __irq_exit_rcu+0x103/0x1c0
[ 26.621249][ T69] ---[ end trace 0000000000000000 ]---
[ 26.622808][ T69] ------------[ cut here ]------------
[ 26.622927][ T69] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/69
[ 26.623159][ T69] Modules linked in: xt_conntrack nf_conntrack nf_defrag_ipv4 nft_compat nf_tables nf_defrag_ipv6
[ 26.623438][ T69] CPU: 3 UID: 0 PID: 69 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 26.623710][ T69] Tainted: [W]=WARN
[ 26.623798][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.623945][ T69] Workqueue: netns cleanup_net
[ 26.624073][ T69] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 26.624224][ T69] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 e8 b2 f0 ff b9 a6 ff ff
[ 26.624646][ T69] RSP: 0018:ffa00000004a7878 EFLAGS: 00010286
[ 26.624800][ T69] RAX: 00000000ffffffa6 RBX: ff11000011375700 RCX: 1ff4000000094ed5
[ 26.624982][ T69] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000113757bc
[ 26.625159][ T69] RBP: ff1100000a854000 R08: 1fe220000226eaf9 R09: ff11000008e6d1d0
[ 26.625336][ T69] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 26.625512][ T69] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 26.625688][ T69] FS: 0000000000000000(0000) GS:ff110000b4e47000(0000) knlGS:0000000000000000
[ 26.626426][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 26.626574][ T69] CR2: 00007f693e505f98 CR3: 000000006394d001 CR4: 0000000000771ef0
[ 26.626822][ T69] PKRU: 55555554
[ 26.626964][ T69] Call Trace:
[ 26.627057][ T69]
[ 26.627120][ T69] unregister_netdevice_many_notify+0xce3/0x1b30
[ 26.627268][ T69] ? unregister_netdevice_queued+0x80/0x80
[ 26.627416][ T69] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 26.627536][ T69] default_device_exit_batch+0x38b/0x600
[ 26.627655][ T69] ? unregister_netdev+0x60/0x60
[ 26.627842][ T69] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 26.627959][ T69] ? fou_exit_net+0x30/0x110
[ 26.628081][ T69] ops_undo_list+0x2ce/0x8f0
[ 26.628200][ T69] ? netns_install+0x2a0/0x2a0
[ 26.628317][ T69] ? __lock_release.isra.0+0x6b/0x1a0
[ 26.628436][ T69] cleanup_net+0x431/0x940
[ 26.628554][ T69] ? net_passive_dec+0x1c0/0x1c0
[ 26.628669][ T69] ? process_one_work+0xdb7/0x1410
[ 26.628833][ T69] ? lock_acquire+0x134/0x160
[ 26.628954][ T69] ? rcu_is_watching+0x15/0xd0
[ 26.629075][ T69] process_one_work+0xdf8/0x1410
[ 26.629195][ T69] ? pwq_dec_nr_in_flight+0x710/0x710
[ 26.629312][ T69] ? lock_acquire.part.0+0xbc/0x260
[ 26.629431][ T69] worker_thread+0x4f1/0xd60
[ 26.629559][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.629675][ T69] ? __kthread_parkme+0xbd/0x210
[ 26.629840][ T69] ? rescuer_thread+0x1320/0x1320
[ 26.629957][ T69] kthread+0x367/0x460
[ 26.630052][ T69] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 26.630196][ T69] ? kthread_affine_node+0x330/0x330
[ 26.630313][ T69] ret_from_fork+0x474/0x6b0
[ 26.630431][ T69] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 26.630581][ T69] ? __switch_to+0x5a3/0xe00
[ 26.630717][ T69] ? kthread_affine_node+0x330/0x330
[ 26.630833][ T69] ret_from_fork_asm+0x11/0x20
[ 26.630958][ T69]
[ 26.631050][ T69] irq event stamp: 29711
[ 26.631138][ T69] hardirqs last enabled at (29719): [] __up_console_sem+0x5a/0x70
[ 26.631342][ T69] hardirqs last disabled at (29726): [] __up_console_sem+0x3f/0x70
[ 26.631544][ T69] softirqs last enabled at (29684): [] handle_softirqs+0x611/0x940
[ 26.631750][ T69] softirqs last disabled at (29651): [] __irq_exit_rcu+0x103/0x1c0
[ 26.631952][ T69] ---[ end trace 0000000000000000 ]---