======================================
| [  361.794953] br0: port 1(swp1) entered disabled state
| [  361.815296] ------------[ cut here ]------------
| [  361.815367] WARNING: CPU: 0 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  361.815468] Modules linked in: act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
[  361.815761] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  361.815823] Workqueue: netns cleanup_net
[  361.815866] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 361.815915] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  361.816079] RSP: 0018:ffffae9800247d78 EFLAGS: 00010283
[  361.816130] RAX: ffff8c4146428508 RBX: 0000000000000000 RCX: ffff8c4144f3c560
[  361.816205] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c41467e7000
[  361.816275] RBP: ffffae9800247cc0 R08: ffff8c4142dffb28 R09: ffff8c4141194a10
[  361.816345] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  361.816417] R13: dead000000000100 R14: ffff8c41430ea900 R15: 0000000000000000
[  361.816489] FS:  0000000000000000(0000) GS:ffff8c417ec00000(0000) knlGS:0000000000000000
[  361.816561] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  361.816618] CR2: 00007fdeb4218000 CR3: 0000000035446001 CR4: 0000000000772ef0
[  361.816689] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  361.816759] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  361.816835] PKRU: 55555554
[  361.816864] Call Trace:
[  361.816892]  <TASK>
[  361.816917] ? __warn (kernel/panic.c:748)
[  361.816961] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  361.817001] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  361.817052] ? handle_bug (arch/x86/kernel/traps.c:285)
[  361.817102] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  361.817149] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  361.817187] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  361.817225] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  361.817277] cleanup_net (net/core/net_namespace.c:648)
[  361.817315] process_one_work (kernel/workqueue.c:3229)
[  361.817354] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  361.817393] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  361.817445] kthread (kernel/kthread.c:389)
[  361.817491] ? __pfx_kthread (kernel/kthread.c:342)
[  361.817531] ret_from_fork (arch/x86/kernel/process.c:147)
[  361.817577] ? __pfx_kthread (kernel/kthread.c:342)
[  361.817611] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  361.874298] ------------[ cut here ]------------
| [  361.874362] WARNING: CPU: 0 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  361.874429] Modules linked in: act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
| [  361.874652] Tainted: [W]=WARN
[  361.874682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  361.874727] Workqueue: netns cleanup_net
[  361.874761] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 361.874801] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  361.874938] RSP: 0018:ffffae9800247d78 EFLAGS: 00010283
[  361.874975] RAX: ffff8c4146406508 RBX: 0000000000000000 RCX: ffff8c4147362560
[  361.875034] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c414642f000
[  361.875087] RBP: ffffae9800247cc0 R08: ffff8c414906ddd0 R09: ffff8c4141194a10
[  361.875145] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  361.875205] R13: dead000000000100 R14: ffff8c41430ea900 R15: 0000000000000000
[  361.875269] FS:  0000000000000000(0000) GS:ffff8c417ec00000(0000) knlGS:0000000000000000
[  361.875338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  361.875400] CR2: 00007fdbaaa2e000 CR3: 0000000035446001 CR4: 0000000000772ef0
[  361.875481] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  361.875558] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  361.875638] PKRU: 55555554
[  361.875666] Call Trace:
[  361.875694]  <TASK>
[  361.875720] ? __warn (kernel/panic.c:748)
[  361.875766] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  361.875807] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  361.875854] ? handle_bug (arch/x86/kernel/traps.c:285)
[  361.875900] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  361.875938] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  361.875978] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  361.876018] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  361.876082] cleanup_net (net/core/net_namespace.c:648)
[  361.876125] process_one_work (kernel/workqueue.c:3229)
[  361.876174] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  361.876213] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  361.876266] kthread (kernel/kthread.c:389)
[  361.876314] ? __pfx_kthread (kernel/kthread.c:342)
[  361.876354] ret_from_fork (arch/x86/kernel/process.c:147)
[  361.876401] ? __pfx_kthread (kernel/kthread.c:342)
[  361.876444] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  371.195193] ------------[ cut here ]------------
| [  371.195256] WARNING: CPU: 0 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  371.195321] Modules linked in: act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
| [  371.195529] Tainted: [W]=WARN
[  371.195553] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  371.195596] Workqueue: netns cleanup_net
[  371.195631] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 371.195670] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  371.195794] RSP: 0000:ffffae9800247d78 EFLAGS: 00010283
[  371.195833] RAX: ffff8c4144d34508 RBX: 0000000000000000 RCX: ffff8c41431d9560
[  371.195883] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c4142d3f000
[  371.195934] RBP: ffffae9800247cc0 R08: ffff8c414339e000 R09: ffff8c4141194a10
[  371.195984] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  371.196039] R13: dead000000000100 R14: ffff8c41430ea000 R15: 0000000000000000
[  371.196102] FS:  0000000000000000(0000) GS:ffff8c417ec00000(0000) knlGS:0000000000000000
[  371.196158] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  371.196207] CR2: 00007f410ec56a30 CR3: 00000000067ae006 CR4: 0000000000772ef0
[  371.196258] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  371.196314] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  371.196371] PKRU: 55555554
[  371.196393] Call Trace:
[  371.196419]  <TASK>
[  371.196440] ? __warn (kernel/panic.c:748)
[  371.196476] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  371.196506] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  371.196538] ? handle_bug (arch/x86/kernel/traps.c:285)
[  371.196569] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  371.196594] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  371.196627] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  371.196657] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  371.196698] cleanup_net (net/core/net_namespace.c:648)
[  371.196729] process_one_work (kernel/workqueue.c:3229)
[  371.196760] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  371.196787] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  371.196827] kthread (kernel/kthread.c:389)
[  371.196858] ? __pfx_kthread (kernel/kthread.c:342)
[  371.196883] ret_from_fork (arch/x86/kernel/process.c:147)
[  371.196916] ? __pfx_kthread (kernel/kthread.c:342)
[  371.196946] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  371.265210] ------------[ cut here ]------------
| [  371.265290] WARNING: CPU: 3 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  371.265354] Modules linked in: act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
| [  371.265556] Tainted: [W]=WARN
[  371.265581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  371.265624] Workqueue: netns cleanup_net
[  371.265659] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 371.265697] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  371.265848] RSP: 0018:ffffae9800247d78 EFLAGS: 00010283
[  371.265888] RAX: ffff8c41431dc508 RBX: 0000000000000000 RCX: ffff8c414302a560
[  371.265939] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c4144d30000
[  371.265989] RBP: ffffae9800247cc0 R08: ffff8c41471d0aa0 R09: ffff8c4141194a10
[  371.266040] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  371.266101] R13: dead000000000100 R14: ffff8c4149495300 R15: 0000000000000000
[  371.266182] FS:  0000000000000000(0000) GS:ffff8c417ed80000(0000) knlGS:0000000000000000
[  371.266260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  371.266307] CR2: 00007f8bac654000 CR3: 0000000035446006 CR4: 0000000000772ef0
[  371.266359] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  371.266414] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  371.266464] PKRU: 55555554
[  371.266481] Call Trace:
[  371.266501]  <TASK>
[  371.266523] ? __warn (kernel/panic.c:748)
[  371.266556] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  371.266582] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  371.266614] ? handle_bug (arch/x86/kernel/traps.c:285)
[  371.266644] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  371.266669] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  371.266701] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  371.266732] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  371.266784] cleanup_net (net/core/net_namespace.c:648)
[  371.266816] process_one_work (kernel/workqueue.c:3229)
[  371.266847] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  371.266878] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  371.266912] kthread (kernel/kthread.c:389)
[  371.266943] ? __pfx_kthread (kernel/kthread.c:342)
[  371.266968] ret_from_fork (arch/x86/kernel/process.c:147)
[  371.267005] ? __pfx_kthread (kernel/kthread.c:342)
[  371.267035] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  379.333350] ------------[ cut here ]------------
| [  379.333413] WARNING: CPU: 0 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  379.333480] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
| [  379.333712] Tainted: [W]=WARN
[  379.333744] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  379.333794] Workqueue: netns cleanup_net
[  379.333833] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 379.333873] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  379.334000] RSP: 0018:ffffae9800247d78 EFLAGS: 00010283
[  379.334040] RAX: ffff8c414302d508 RBX: 0000000000000000 RCX: ffff8c4143234560
[  379.334103] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c4146e99000
[  379.334163] RBP: ffffae9800247cc0 R08: ffff8c414304e000 R09: ffff8c4141194a10
[  379.334219] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  379.334279] R13: dead000000000100 R14: ffff8c41430ea200 R15: 0000000000000000
[  379.334340] FS:  0000000000000000(0000) GS:ffff8c417ec00000(0000) knlGS:0000000000000000
[  379.334401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  379.334448] CR2: 00007f171f4ef000 CR3: 0000000035446004 CR4: 0000000000772ef0
[  379.334507] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  379.334567] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  379.334624] PKRU: 55555554
[  379.334643] Call Trace:
[  379.334667]  <TASK>
[  379.334693] ? __warn (kernel/panic.c:748)
[  379.334731] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  379.334762] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  379.334799] ? handle_bug (arch/x86/kernel/traps.c:285)
[  379.334836] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  379.334868] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  379.334899] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  379.334931] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  379.334978] cleanup_net (net/core/net_namespace.c:648)
[  379.335013] process_one_work (kernel/workqueue.c:3229)
[  379.335045] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  379.335074] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  379.335122] kthread (kernel/kthread.c:389)
[  379.335156] ? __pfx_kthread (kernel/kthread.c:342)
[  379.335188] ret_from_fork (arch/x86/kernel/process.c:147)
[  379.335227] ? __pfx_kthread (kernel/kthread.c:342)
[  379.335258] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  379.393290] ------------[ cut here ]------------
| [  379.393354] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  379.393418] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
| [  379.393630] Tainted: [W]=WARN
[  379.393655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  379.393698] Workqueue: netns cleanup_net
[  379.393740] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 379.393780] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  379.393898] RSP: 0018:ffffae9800247d78 EFLAGS: 00010283
[  379.393938] RAX: ffff8c4144f3a508 RBX: 0000000000000000 RCX: ffff8c4147365560
[  379.393994] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c4143236000
[  379.394045] RBP: ffffae9800247cc0 R08: ffff8c41472dc660 R09: ffff8c4141194a10
[  379.394100] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  379.394156] R13: dead000000000100 R14: ffff8c4148de7000 R15: 0000000000000000
[  379.394209] FS:  0000000000000000(0000) GS:ffff8c417ec80000(0000) knlGS:0000000000000000
[  379.394265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  379.394313] CR2: 0000560283951dec CR3: 0000000035446003 CR4: 0000000000772ef0
[  379.394365] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  379.394420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  379.394471] PKRU: 55555554
[  379.394489] Call Trace:
[  379.394508]  <TASK>
[  379.394530] ? __warn (kernel/panic.c:748)
[  379.394562] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  379.394593] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  379.394626] ? handle_bug (arch/x86/kernel/traps.c:285)
[  379.394660] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  379.394685] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  379.394718] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  379.394748] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  379.394790] cleanup_net (net/core/net_namespace.c:648)
[  379.394822] process_one_work (kernel/workqueue.c:3229)
[  379.394853] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  379.394878] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  379.394913] kthread (kernel/kthread.c:389)
[  379.394944] ? __pfx_kthread (kernel/kthread.c:342)
[  379.394976] ret_from_fork (arch/x86/kernel/process.c:147)
[  379.395008] ? __pfx_kthread (kernel/kthread.c:342)
[  379.395032] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  392.125273] ------------[ cut here ]------------
| [  392.125347] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  392.125436] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
| [  392.125697] Tainted: [W]=WARN
[  392.125734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  392.125799] Workqueue: netns cleanup_net
[  392.125845] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 392.125894] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  392.126046] RSP: 0018:ffffae9800247d78 EFLAGS: 00010283
[  392.126103] RAX: ffff8c4149750508 RBX: 0000000000000000 RCX: ffff8c4146e98560
[  392.126175] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c4146e9f000
[  392.126241] RBP: ffffae9800247cc0 R08: ffff8c4147420088 R09: ffff8c4141194a10
[  392.126318] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  392.126393] R13: dead000000000100 R14: ffff8c4148de7b00 R15: 0000000000000000
[  392.126473] FS:  0000000000000000(0000) GS:ffff8c417ec80000(0000) knlGS:0000000000000000
[  392.126556] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  392.126604] CR2: 0000560283880000 CR3: 0000000035446004 CR4: 0000000000772ef0
[  392.126657] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  392.126713] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  392.126764] PKRU: 55555554
[  392.126782] Call Trace:
[  392.126802]  <TASK>
[  392.126824] ? __warn (kernel/panic.c:748)
[  392.126859] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  392.126885] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  392.126918] ? handle_bug (arch/x86/kernel/traps.c:285)
[  392.126948] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  392.126975] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  392.127007] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  392.127039] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  392.127100] cleanup_net (net/core/net_namespace.c:648)
[  392.127142] process_one_work (kernel/workqueue.c:3229)
[  392.127183] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  392.127215] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  392.127264] kthread (kernel/kthread.c:389)
[  392.127309] ? __pfx_kthread (kernel/kthread.c:342)
[  392.127347] ret_from_fork (arch/x86/kernel/process.c:147)
[  392.127391] ? __pfx_kthread (kernel/kthread.c:342)
[  392.127429] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  392.191364] ------------[ cut here ]------------
| [  392.191437] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  392.191518] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
| [  392.191824] Tainted: [W]=WARN
[  392.191856] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  392.191912] Workqueue: netns cleanup_net
[  392.191953] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 392.192003] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  392.192160] RSP: 0018:ffffae9800247d78 EFLAGS: 00010283
[  392.192210] RAX: ffff8c4149757508 RBX: 0000000000000000 RCX: ffff8c4143221560
[  392.192273] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c4144c8e000
[  392.192337] RBP: ffffae9800247cc0 R08: ffff8c4148ce9880 R09: ffff8c4141194a10
[  392.192400] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  392.192463] R13: dead000000000100 R14: ffff8c4148de7b00 R15: 0000000000000000
[  392.192527] FS:  0000000000000000(0000) GS:ffff8c417ec80000(0000) knlGS:0000000000000000
[  392.192598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  392.192656] CR2: 00007f700b5c47f0 CR3: 0000000035446004 CR4: 0000000000772ef0
[  392.192721] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  392.192789] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  392.192860] PKRU: 55555554
[  392.192882] Call Trace:
[  392.192906]  <TASK>
[  392.192932] ? __warn (kernel/panic.c:748)
[  392.192976] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  392.193008] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  392.193050] ? handle_bug (arch/x86/kernel/traps.c:285)
[  392.193090] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  392.193135] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  392.193168] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  392.193199] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  392.193251] cleanup_net (net/core/net_namespace.c:648)
[  392.193289] process_one_work (kernel/workqueue.c:3229)
[  392.193326] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  392.193357] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  392.193401] kthread (kernel/kthread.c:389)
[  392.193438] ? __pfx_kthread (kernel/kthread.c:342)
[  392.193470] ret_from_fork (arch/x86/kernel/process.c:147)
[  392.193508] ? __pfx_kthread (kernel/kthread.c:342)
[  392.193539] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  427.913356] ------------[ cut here ]------------
| [  427.913411] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  427.913479] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
| [  427.913711] Tainted: [W]=WARN
[  427.913738] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  427.913788] Workqueue: netns cleanup_net
[  427.913821] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 427.913863] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  427.913994] RSP: 0018:ffffae9800247d78 EFLAGS: 00010283
[  427.914041] RAX: ffff8c4147360508 RBX: 0000000000000000 RCX: ffff8c4143220560
[  427.914123] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c414923f000
[  427.914189] RBP: ffffae9800247cc0 R08: ffff8c4141945bb0 R09: ffff8c4141194a10
[  427.914242] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  427.914301] R13: dead000000000100 R14: ffff8c4148de7300 R15: 0000000000000000
[  427.914357] FS:  0000000000000000(0000) GS:ffff8c417ec80000(0000) knlGS:0000000000000000
[  427.914416] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  427.914459] CR2: 0000560283951dec CR3: 0000000001bd6005 CR4: 0000000000772ef0
[  427.914513] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  427.914579] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  427.914631] PKRU: 55555554
[  427.914655] Call Trace:
[  427.914675]  <TASK>
[  427.914699] ? __warn (kernel/panic.c:748)
[  427.914741] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  427.914769] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  427.914802] ? handle_bug (arch/x86/kernel/traps.c:285)
[  427.914835] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  427.914862] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  427.914896] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  427.914932] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  427.914975] cleanup_net (net/core/net_namespace.c:648)
[  427.915014] process_one_work (kernel/workqueue.c:3229)
[  427.915048] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  427.915080] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  427.915126] kthread (kernel/kthread.c:389)
[  427.915161] ? __pfx_kthread (kernel/kthread.c:342)
[  427.915188] ret_from_fork (arch/x86/kernel/process.c:147)
[  427.915222] ? __pfx_kthread (kernel/kthread.c:342)
[  427.915247] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [  427.982293] ------------[ cut here ]------------
| [  427.982352] WARNING: CPU: 1 PID: 65 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [  427.982429] Modules linked in: cls_matchall act_gact cls_flower sch_ingress vxlan unix_diag openvswitch psample nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh sha1_generic xfrm_user xt_policy nft_compat nf_tables libcrc32c
| [  427.982654] Tainted: [W]=WARN
[  427.982680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  427.982724] Workqueue: netns cleanup_net
[  427.982766] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 427.982806] Code: 28 00 48 85 db 74 1c 48 89 de 31 ff 48 8b 1b ba 02 00 00 00 e8 62 22 fc ff e8 3d 9a 28 00 48 85 db 75 e4 5b c3 cc cc cc cc 90 <0f> 0b 90 eb c7 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
All code
========
   0:	28 00                	sub    %al,(%rax)
   2:	48 85 db             	test   %rbx,%rbx
   5:	74 1c                	je     0x23
   7:	48 89 de             	mov    %rbx,%rsi
   a:	31 ff                	xor    %edi,%edi
   c:	48 8b 1b             	mov    (%rbx),%rbx
   f:	ba 02 00 00 00       	mov    $0x2,%edx
  14:	e8 62 22 fc ff       	call   0xfffffffffffc227b
  19:	e8 3d 9a 28 00       	call   0x289a5b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	75 e4                	jne    0x7
  23:	5b                   	pop    %rbx
  24:	c3                   	ret
  25:	cc                   	int3
  26:	cc                   	int3
  27:	cc                   	int3
  28:	cc                   	int3
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	eb c7                	jmp    0xfffffffffffffff6
  2f:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 00 
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	eb c7                	jmp    0xffffffffffffffcc
   5:	66 66 2e 0f 1f 84 00 	data16 cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 00 
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[  427.982952] RSP: 0018:ffffae9800247d78 EFLAGS: 00010283
[  427.983000] RAX: ffff8c4147fd3508 RBX: 0000000000000000 RCX: ffff8c4146774560
[  427.983057] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8c4146771000
[  427.983113] RBP: ffffae9800247cc0 R08: ffff8c4147cf33b8 R09: ffff8c4141194a10
[  427.983175] R10: ffffae9800247ca8 R11: ffffae9800247cb0 R12: dead000000000122
[  427.983229] R13: dead000000000100 R14: ffff8c4148de7300 R15: 0000000000000000
[  427.983291] FS:  0000000000000000(0000) GS:ffff8c417ec80000(0000) knlGS:0000000000000000
[  427.983349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  427.983398] CR2: 0000560283951dec CR3: 0000000001bd6005 CR4: 0000000000772ef0
[  427.983453] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  427.983511] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  427.983565] PKRU: 55555554
[  427.983589] Call Trace:
[  427.983609]  <TASK>
[  427.983634] ? __warn (kernel/panic.c:748)
[  427.983668] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  427.983706] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[  427.983741] ? handle_bug (arch/x86/kernel/traps.c:285)
[  427.983774] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[  427.983806] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[  427.983838] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[  427.983879] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[  427.983932] cleanup_net (net/core/net_namespace.c:648)
[  427.983964] process_one_work (kernel/workqueue.c:3229)
[  427.983998] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[  427.984030] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[  427.984067] kthread (kernel/kthread.c:389)
[  427.984109] ? __pfx_kthread (kernel/kthread.c:342)
[  427.984145] ret_from_fork (arch/x86/kernel/process.c:147)
[  427.984180] ? __pfx_kthread (kernel/kthread.c:342)


Finger prints:
__rtnl_unlock:unregister_netdevice_many_notify:cleanup_net:process_one_work:worker_thread