======================================
| [    4.863881] br2: port 1(vethhv-21) entered disabled state
| [    4.907050] ------------[ cut here ]------------
| [    4.907097] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    4.907159] Modules linked in: vxlan
[    4.907243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.907289] Workqueue: netns cleanup_net
[    4.907323] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 4.907362] 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
[    4.907483] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[    4.907524] RAX: ffff9e0f44a3d508 RBX: 0000000000000000 RCX: 0000000000000001
[    4.907578] RDX: ffff9e0f432f10c0 RSI: 0000000000000000 RDI: dead000000000122
[    4.907628] RBP: ffffb0ee0023fb00 R08: ffff9e0f416c9230 R09: 0000000000000001
[    4.907677] R10: ffffffff8335f5c8 R11: 0000000000000000 R12: 0000000000000006
[    4.907728] R13: ffff9e0f472e2000 R14: 0000000000000000 R15: 0000000000000000
[    4.907778] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    4.907832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.907872] CR2: 00007f4a7ed3a000 CR3: 0000000023046006 CR4: 0000000000772ef0
[    4.907923] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    4.907977] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    4.908027] PKRU: 55555554
[    4.908044] Call Trace:
[    4.908062]  <TASK>
[    4.908085] ? __warn (kernel/panic.c:748)
[    4.908122] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.908149] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    4.908183] ? handle_bug (arch/x86/kernel/traps.c:285)
[    4.908221] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    4.908245] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    4.908282] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.908313] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[    4.908355] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[    4.908390] vlan_device_event (net/8021q/vlan.c:528)
[    4.908420] notifier_call_chain (kernel/notifier.c:85)
[    4.908456] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    4.908494] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    4.908525] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    4.908564] default_device_exit_batch (net/core/dev.c:12147)
[    4.908597] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    4.908628] process_one_work (kernel/workqueue.c:3229)
[    4.908659] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    4.908688] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    4.908721] kthread (kernel/kthread.c:389)
[    4.908752] ? __pfx_kthread (kernel/kthread.c:342)
[    4.908777] ret_from_fork (arch/x86/kernel/process.c:147)
[    4.908808] ? __pfx_kthread (kernel/kthread.c:342)
[    4.908838] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    4.909073] ------------[ cut here ]------------
| [    4.909122] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    4.909181] Modules linked in: vxlan
| [    4.909278] Tainted: [W]=WARN
[    4.909310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.909359] Workqueue: netns cleanup_net
[    4.909390] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 4.909429] 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
[    4.909544] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[    4.909577] RAX: ffff9e0f44a3d508 RBX: 0000000000000000 RCX: ffff9e0f4730b560
[    4.909626] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f4306d000
[    4.909682] RBP: ffffb0ee0023fb00 R08: ffff9e0f47011000 R09: ffff9e0f41194a10
[    4.909733] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[    4.909781] R13: dead000000000100 R14: ffff9e0f43329100 R15: 0000000000000000
[    4.909834] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    4.909890] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.909938] CR2: 00007f4a7ed3a000 CR3: 0000000023046006 CR4: 0000000000772ef0
[    4.909989] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    4.910047] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    4.910098] PKRU: 55555554
[    4.910114] Call Trace:
[    4.910130]  <TASK>
[    4.910148] ? __warn (kernel/panic.c:748)
[    4.910179] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.910209] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    4.910234] ? handle_bug (arch/x86/kernel/traps.c:285)
[    4.910264] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    4.910296] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    4.910328] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.910359] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    4.910399] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[    4.910430] vlan_device_event (net/8021q/vlan.c:528)
[    4.910460] notifier_call_chain (kernel/notifier.c:85)
[    4.910491] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    4.910531] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    4.910556] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    4.910595] default_device_exit_batch (net/core/dev.c:12147)
[    4.910636] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    4.910668] process_one_work (kernel/workqueue.c:3229)
[    4.910693] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    4.910717] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    4.910749] kthread (kernel/kthread.c:389)
[    4.910776] ? __pfx_kthread (kernel/kthread.c:342)
[    4.910808] ret_from_fork (arch/x86/kernel/process.c:147)
[    4.910840] ? __pfx_kthread (kernel/kthread.c:342)
[    4.910866] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    4.931585] ------------[ cut here ]------------
| [    4.931623] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    4.931682] Modules linked in: vxlan
| [    4.931778] Tainted: [W]=WARN
[    4.931807] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.931850] Workqueue: netns cleanup_net
[    4.931884] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 4.931923] 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
[    4.932044] RSP: 0018:ffffb0ee0023fbf0 EFLAGS: 00010283
[    4.932084] RAX: ffff9e0f44a3d508 RBX: 0000000000000000 RCX: 0000000000000001
[    4.932140] RDX: ffff9e0f44bb0000 RSI: 0000000000000000 RDI: dead000000000122
[    4.932190] RBP: ffffb0ee0023fb20 R08: ffff9e0f416ced90 R09: 0000000000000001
[    4.932239] R10: ffffffff8335f5c8 R11: 0000000000000075 R12: ffff9e0f47001000
[    4.932294] R13: ffff9e0f44bb0000 R14: 00000000ffffffe3 R15: 0000000000000000
[    4.932351] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    4.932406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.932448] CR2: 00007f4baa9cf270 CR3: 00000000081f8006 CR4: 0000000000772ef0
[    4.932499] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    4.932556] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    4.932605] PKRU: 55555554
[    4.932623] Call Trace:
[    4.932642]  <TASK>
[    4.932658] ? __warn (kernel/panic.c:748)
[    4.932690] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.932715] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    4.932747] ? handle_bug (arch/x86/kernel/traps.c:285)
[    4.932774] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    4.932798] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    4.932829] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.932859] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[    4.932897] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4733 drivers/net/vxlan/vxlan_core.c:4742) vxlan
[    4.932942] notifier_call_chain (kernel/notifier.c:85)
[    4.932973] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    4.933014] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    4.933044] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    4.933086] default_device_exit_batch (net/core/dev.c:12147)
[    4.933127] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    4.933157] process_one_work (kernel/workqueue.c:3229)
[    4.933189] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    4.933215] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    4.933249] kthread (kernel/kthread.c:389)
[    4.933284] ? __pfx_kthread (kernel/kthread.c:342)
[    4.933316] ret_from_fork (arch/x86/kernel/process.c:147)
[    4.933349] ? __pfx_kthread (kernel/kthread.c:342)
[    4.933379] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    4.934002] ------------[ cut here ]------------
| [    4.934041] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    4.934103] Modules linked in: vxlan
| [    4.934196] Tainted: [W]=WARN
[    4.934221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.934262] Workqueue: netns cleanup_net
[    4.934299] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 4.934340] 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
[    4.934460] RSP: 0018:ffffb0ee0023fbf0 EFLAGS: 00010283
[    4.934493] RAX: ffff9e0f44a3d508 RBX: 0000000000000000 RCX: ffff9e0f478ef560
[    4.934543] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f47302000
[    4.934597] RBP: ffffb0ee0023fb20 R08: ffff9e0f478ab000 R09: ffff9e0f41194a10
[    4.934648] R10: ffffb0ee0023fb20 R11: ffffb0ee0023fb28 R12: dead000000000122
[    4.934698] R13: dead000000000100 R14: ffff9e0f43329100 R15: 0000000000000000
[    4.934751] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    4.934810] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.934856] CR2: 00007f4baa9cf270 CR3: 00000000081f8006 CR4: 0000000000772ef0
[    4.934916] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    4.934967] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    4.935017] PKRU: 55555554
[    4.935034] Call Trace:
[    4.935052]  <TASK>
[    4.935068] ? __warn (kernel/panic.c:748)
[    4.935099] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.935130] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    4.935158] ? handle_bug (arch/x86/kernel/traps.c:285)
[    4.935188] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    4.935213] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    4.935244] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.935278] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    4.935318] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4733 drivers/net/vxlan/vxlan_core.c:4742) vxlan
[    4.935364] notifier_call_chain (kernel/notifier.c:85)
[    4.935395] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    4.935437] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    4.935468] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    4.935502] default_device_exit_batch (net/core/dev.c:12147)
[    4.935543] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    4.935574] process_one_work (kernel/workqueue.c:3229)
[    4.935604] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    4.935629] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    4.935662] kthread (kernel/kthread.c:389)
[    4.935694] ? __pfx_kthread (kernel/kthread.c:342)
[    4.935721] ret_from_fork (arch/x86/kernel/process.c:147)
[    4.935752] ? __pfx_kthread (kernel/kthread.c:342)
[    4.935782] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    4.935984] ------------[ cut here ]------------
| [    4.936024] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    4.936080] Modules linked in: vxlan
| [    4.936177] Tainted: [W]=WARN
[    4.936202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.936245] Workqueue: netns cleanup_net
[    4.936280] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 4.936320] 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
[    4.936437] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[    4.936471] RAX: ffff9e0f44a3d508 RBX: 0000000000000000 RCX: ffff9e0f469e1560
[    4.936523] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f46961000
[    4.936579] RBP: ffffb0ee0023fc48 R08: ffff9e0f42e435d8 R09: ffff9e0f41194a10
[    4.936628] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[    4.936678] R13: dead000000000100 R14: ffff9e0f43329100 R15: 0000000000000000
[    4.936729] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    4.936783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.936825] CR2: 00007f4baa9cf270 CR3: 00000000081f8006 CR4: 0000000000772ef0
[    4.936878] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    4.936928] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    4.936983] PKRU: 55555554
[    4.937000] Call Trace:
[    4.937016]  <TASK>
[    4.937034] ? __warn (kernel/panic.c:748)
[    4.937064] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.937090] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    4.937122] ? handle_bug (arch/x86/kernel/traps.c:285)
[    4.937154] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    4.937180] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    4.937204] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.937235] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    4.937278] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    4.937309] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    4.937348] default_device_exit_batch (net/core/dev.c:12147)
[    4.937389] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    4.937421] process_one_work (kernel/workqueue.c:3229)
[    4.937451] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    4.937476] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    4.937514] kthread (kernel/kthread.c:389)
[    4.937541] ? __pfx_kthread (kernel/kthread.c:342)
[    4.937566] ret_from_fork (arch/x86/kernel/process.c:147)
[    4.937598] ? __pfx_kthread (kernel/kthread.c:342)
[    4.937623] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    4.996963] ------------[ cut here ]------------
| [    4.997044] WARNING: CPU: 2 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    4.997115] Modules linked in: vxlan
| [    4.997244] Tainted: [W]=WARN
[    4.997296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.997352] Workqueue: netns cleanup_net
[    4.997393] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 4.997441] 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
[    4.997563] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[    4.997609] RAX: ffff9e0f47903508 RBX: 0000000000000000 RCX: 0000000000000001
[    4.997670] RDX: ffff9e0f432f2180 RSI: 0000000000000000 RDI: dead000000000122
[    4.997730] RBP: ffffb0ee0023fb00 R08: ffff9e0f4453a470 R09: 0000000000000001
[    4.997791] R10: ffffffff8335f598 R11: 0000000000000001 R12: 0000000000000006
[    4.997852] R13: ffff9e0f4730f000 R14: 0000000000000000 R15: 0000000000000000
[    4.997915] FS:  0000000000000000(0000) GS:ffff9e0f7ed00000(0000) knlGS:0000000000000000
[    4.997979] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.998032] CR2: 00007fe1afbbf000 CR3: 0000000023046003 CR4: 0000000000772ef0
[    4.998094] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    4.998154] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    4.998216] PKRU: 55555554
[    4.998245] Call Trace:
[    4.998283]  <TASK>
[    4.998316] ? __warn (kernel/panic.c:748)
[    4.998356] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.998397] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    4.998437] ? handle_bug (arch/x86/kernel/traps.c:285)
[    4.998480] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    4.998518] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    4.998558] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    4.998599] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[    4.998646] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[    4.998686] vlan_device_event (net/8021q/vlan.c:528)
[    4.998728] notifier_call_chain (kernel/notifier.c:85)
[    4.998769] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    4.998817] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    4.998857] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    4.998904] default_device_exit_batch (net/core/dev.c:12147)
[    4.998953] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    4.998992] process_one_work (kernel/workqueue.c:3229)
[    4.999033] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    4.999071] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    4.999118] kthread (kernel/kthread.c:389)
[    4.999158] ? __pfx_kthread (kernel/kthread.c:342)
[    4.999197] ret_from_fork (arch/x86/kernel/process.c:147)
[    4.999240] ? __pfx_kthread (kernel/kthread.c:342)
[    4.999287] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    4.999543] ------------[ cut here ]------------
| [    4.999592] WARNING: CPU: 2 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    4.999659] Modules linked in: vxlan
| [    4.999769] Tainted: [W]=WARN
[    4.999814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    4.999877] Workqueue: netns cleanup_net
[    4.999918] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 4.999978] 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
[    5.000133] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[    5.000195] RAX: ffff9e0f47903508 RBX: 0000000000000000 RCX: ffff9e0f411f9540
[    5.000261] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f478ef000
[    5.000329] RBP: ffffb0ee0023fb00 R08: ffff9e0f42f523b8 R09: ffff9e0f41194a10
[    5.000389] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[    5.000452] R13: dead000000000100 R14: ffff9e0f4332be00 R15: 0000000000000000
[    5.000513] FS:  0000000000000000(0000) GS:ffff9e0f7ed00000(0000) knlGS:0000000000000000
[    5.000577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.000638] CR2: 00007fe1afbbf000 CR3: 0000000023046003 CR4: 0000000000772ef0
[    5.000705] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    5.000767] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    5.000827] PKRU: 55555554
[    5.000858] Call Trace:
[    5.000890]  <TASK>
[    5.000919] ? __warn (kernel/panic.c:748)
[    5.000969] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    5.001010] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    5.001052] ? handle_bug (arch/x86/kernel/traps.c:285)
[    5.001100] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    5.001141] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    5.001183] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    5.001223] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    5.001267] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[    5.001315] vlan_device_event (net/8021q/vlan.c:528)
[    5.001355] notifier_call_chain (kernel/notifier.c:85)
[    5.001394] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    5.001442] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    5.001491] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    5.001540] default_device_exit_batch (net/core/dev.c:12147)
[    5.001589] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    5.001629] process_one_work (kernel/workqueue.c:3229)
[    5.001671] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    5.001709] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    5.001758] kthread (kernel/kthread.c:389)
[    5.001800] ? __pfx_kthread (kernel/kthread.c:342)
[    5.001838] ret_from_fork (arch/x86/kernel/process.c:147)
[    5.001882] ? __pfx_kthread (kernel/kthread.c:342)
[    5.001920] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    5.002169] ------------[ cut here ]------------
| [    5.002218] WARNING: CPU: 2 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    5.002295] Modules linked in: vxlan
| [    5.002415] Tainted: [W]=WARN
[    5.002453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.002508] Workqueue: netns cleanup_net
[    5.002547] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 5.002595] 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
[    5.002723] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[    5.002780] RAX: ffff9e0f47903508 RBX: 0000000000000000 RCX: ffff9e0f470a9560
[    5.002845] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f469e1000
[    5.002917] RBP: ffffb0ee0023fc48 R08: ffff9e0f42eb47f8 R09: ffff9e0f41194a10
[    5.002983] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[    5.003049] R13: dead000000000100 R14: ffff9e0f4332be00 R15: 0000000000000000
[    5.003124] FS:  0000000000000000(0000) GS:ffff9e0f7ed00000(0000) knlGS:0000000000000000
[    5.003190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.003246] CR2: 00007fe1afbbf000 CR3: 0000000023046003 CR4: 0000000000772ef0
[    5.003317] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    5.003387] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    5.003460] PKRU: 55555554
[    5.003494] Call Trace:
[    5.003535]  <TASK>
[    5.003572] ? __warn (kernel/panic.c:748)
[    5.003614] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    5.003661] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    5.003706] ? handle_bug (arch/x86/kernel/traps.c:285)
[    5.003747] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    5.003794] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    5.003836] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    5.003885] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    5.003946] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    5.003988] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    5.004036] default_device_exit_batch (net/core/dev.c:12147)
[    5.004088] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    5.004133] process_one_work (kernel/workqueue.c:3229)
[    5.004179] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    5.004224] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    5.004279] kthread (kernel/kthread.c:389)
[    5.004318] ? __pfx_kthread (kernel/kthread.c:342)
[    5.004364] ret_from_fork (arch/x86/kernel/process.c:147)
[    5.004406] ? __pfx_kthread (kernel/kthread.c:342)
[    5.004449] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    8.357237] ------------[ cut here ]------------
| [    8.357309] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    8.357372] Modules linked in: vxlan
| [    8.357478] Tainted: [W]=WARN
[    8.357514] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.357557] Workqueue: netns cleanup_net
[    8.357590] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 8.357629] 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
[    8.357750] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[    8.357792] RAX: ffff9e0f4723c508 RBX: 0000000000000000 RCX: 0000000000000001
[    8.357844] RDX: ffff9e0f469610c0 RSI: 0000000000000000 RDI: dead000000000122
[    8.357896] RBP: ffffb0ee0023fb00 R08: ffff9e0f4157f220 R09: 0000000000000001
[    8.357947] R10: ffffffff8335f5b0 R11: 0000000000000004 R12: 0000000000000006
[    8.358020] R13: ffff9e0f481c9000 R14: 0000000000000000 R15: 0000000000000000
[    8.358073] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    8.358131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.358179] CR2: 0000555c909de0b8 CR3: 00000000084d8006 CR4: 0000000000772ef0
[    8.358232] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    8.358294] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    8.358351] PKRU: 55555554
[    8.358368] Call Trace:
[    8.358387]  <TASK>
[    8.358409] ? __warn (kernel/panic.c:748)
[    8.358443] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.358475] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    8.358507] ? handle_bug (arch/x86/kernel/traps.c:285)
[    8.358540] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    8.358576] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    8.358615] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.358647] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[    8.358690] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[    8.358723] vlan_device_event (net/8021q/vlan.c:528)
[    8.358755] notifier_call_chain (kernel/notifier.c:85)
[    8.358787] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    8.358829] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    8.358860] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    8.358897] default_device_exit_batch (net/core/dev.c:12147)
[    8.358938] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    8.358971] process_one_work (kernel/workqueue.c:3229)
[    8.359002] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    8.359028] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    8.359062] kthread (kernel/kthread.c:389)
[    8.359094] ? __pfx_kthread (kernel/kthread.c:342)
[    8.359121] ret_from_fork (arch/x86/kernel/process.c:147)
[    8.359154] ? __pfx_kthread (kernel/kthread.c:342)
[    8.359179] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    8.359433] ------------[ cut here ]------------
| [    8.359471] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    8.359529] Modules linked in: vxlan
| [    8.359621] Tainted: [W]=WARN
[    8.359655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.359699] Workqueue: netns cleanup_net
[    8.359732] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 8.359773] 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
[    8.359894] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[    8.359928] RAX: ffff9e0f4723c508 RBX: 0000000000000000 RCX: ffff9e0f481ce560
[    8.359980] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f47001000
[    8.360042] RBP: ffffb0ee0023fb00 R08: ffff9e0f42ea4220 R09: ffff9e0f41194a10
[    8.360114] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[    8.360166] R13: dead000000000100 R14: ffff9e0f478ace00 R15: 0000000000000000
[    8.360219] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    8.360290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.360339] CR2: 0000555c909de0b8 CR3: 00000000084d8006 CR4: 0000000000772ef0
[    8.360393] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    8.360454] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    8.360522] PKRU: 55555554
[    8.360540] Call Trace:
[    8.360557]  <TASK>
[    8.360574] ? __warn (kernel/panic.c:748)
[    8.360607] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.360634] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    8.360667] ? handle_bug (arch/x86/kernel/traps.c:285)
[    8.360698] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    8.360724] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    8.360750] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.360776] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    8.360811] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[    8.360842] vlan_device_event (net/8021q/vlan.c:528)
[    8.360868] notifier_call_chain (kernel/notifier.c:85)
[    8.360901] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    8.360965] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    8.360997] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    8.361032] default_device_exit_batch (net/core/dev.c:12147)
[    8.361072] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    8.361105] process_one_work (kernel/workqueue.c:3229)
[    8.361131] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    8.361157] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    8.361192] kthread (kernel/kthread.c:389)
[    8.361224] ? __pfx_kthread (kernel/kthread.c:342)
[    8.361250] ret_from_fork (arch/x86/kernel/process.c:147)
[    8.361285] ? __pfx_kthread (kernel/kthread.c:342)
[    8.361316] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    8.393613] ------------[ cut here ]------------
| [    8.393654] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    8.393728] Modules linked in: vxlan
| [    8.393834] Tainted: [W]=WARN
[    8.393860] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.393910] Workqueue: netns cleanup_net
[    8.393942] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 8.393978] 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
[    8.394100] RSP: 0018:ffffb0ee0023fbf0 EFLAGS: 00010283
[    8.394140] RAX: ffff9e0f4723c508 RBX: 0000000000000000 RCX: 0000000000000001
[    8.394194] RDX: ffff9e0f46960000 RSI: 0000000000000000 RDI: dead000000000122
[    8.394254] RBP: ffffb0ee0023fb20 R08: ffff9e0f416cab48 R09: 0000000000000001
[    8.394312] R10: ffffffff8335f5b0 R11: 0000000000000000 R12: ffff9e0f42d03000
[    8.394375] R13: ffff9e0f46960000 R14: 00000000ffffffe3 R15: 0000000000000000
[    8.394430] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    8.394488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.394536] CR2: 00005653992dcdec CR3: 0000000023046002 CR4: 0000000000772ef0
[    8.394596] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    8.394654] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    8.394707] PKRU: 55555554
[    8.394724] Call Trace:
[    8.394743]  <TASK>
[    8.394764] ? __warn (kernel/panic.c:748)
[    8.394796] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.394823] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    8.394855] ? handle_bug (arch/x86/kernel/traps.c:285)
[    8.394889] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    8.394914] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    8.394946] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.394978] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[    8.395021] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4733 drivers/net/vxlan/vxlan_core.c:4742) vxlan
[    8.395067] notifier_call_chain (kernel/notifier.c:85)
[    8.395099] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    8.395140] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    8.395174] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    8.395213] default_device_exit_batch (net/core/dev.c:12147)
[    8.395254] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    8.395295] process_one_work (kernel/workqueue.c:3229)
[    8.395328] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    8.395353] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    8.395387] kthread (kernel/kthread.c:389)
[    8.395419] ? __pfx_kthread (kernel/kthread.c:342)
[    8.395451] ret_from_fork (arch/x86/kernel/process.c:147)
[    8.395486] ? __pfx_kthread (kernel/kthread.c:342)
[    8.395511] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    8.396257] ------------[ cut here ]------------
| [    8.396303] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    8.396363] Modules linked in: vxlan
| [    8.396452] Tainted: [W]=WARN
[    8.396477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.396525] Workqueue: netns cleanup_net
[    8.396558] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 8.396593] 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
[    8.396715] RSP: 0018:ffffb0ee0023fbf0 EFLAGS: 00010283
[    8.396756] RAX: ffff9e0f4723c508 RBX: 0000000000000000 RCX: ffff9e0f47384560
[    8.396808] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f48054000
[    8.396862] RBP: ffffb0ee0023fb20 R08: ffff9e0f482d8088 R09: ffff9e0f41194a10
[    8.396913] R10: ffffb0ee0023fb20 R11: ffffb0ee0023fb28 R12: dead000000000122
[    8.396969] R13: dead000000000100 R14: ffff9e0f478ace00 R15: 0000000000000000
[    8.397024] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    8.397082] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.397132] CR2: 00005653992dcdec CR3: 0000000023046002 CR4: 0000000000772ef0
[    8.397191] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    8.397242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    8.397306] PKRU: 55555554
[    8.397329] Call Trace:
[    8.397346]  <TASK>
[    8.397363] ? __warn (kernel/panic.c:748)
[    8.397395] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.397422] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    8.397455] ? handle_bug (arch/x86/kernel/traps.c:285)
[    8.397489] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    8.397516] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    8.397552] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.397578] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    8.397614] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4733 drivers/net/vxlan/vxlan_core.c:4742) vxlan
[    8.397660] notifier_call_chain (kernel/notifier.c:85)
[    8.397687] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    8.397728] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    8.397760] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    8.397797] default_device_exit_batch (net/core/dev.c:12147)
[    8.397839] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    8.397873] process_one_work (kernel/workqueue.c:3229)
[    8.397904] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    8.397930] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    8.397965] kthread (kernel/kthread.c:389)
[    8.397997] ? __pfx_kthread (kernel/kthread.c:342)
[    8.398025] ret_from_fork (arch/x86/kernel/process.c:147)
[    8.398057] ? __pfx_kthread (kernel/kthread.c:342)
[    8.398084] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    8.398318] ------------[ cut here ]------------
| [    8.398364] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    8.398418] Modules linked in: vxlan
| [    8.398514] Tainted: [W]=WARN
[    8.398539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.398589] Workqueue: netns cleanup_net
[    8.398621] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 8.398657] 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
[    8.398786] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[    8.398827] RAX: ffff9e0f4723c508 RBX: 0000000000000000 RCX: ffff9e0f469e1560
[    8.398879] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f47900000
[    8.398931] RBP: ffffb0ee0023fc48 R08: ffff9e0f47bd5cc0 R09: ffff9e0f41194a10
[    8.398984] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[    8.399040] R13: dead000000000100 R14: ffff9e0f478ace00 R15: 0000000000000000
[    8.399095] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    8.399153] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.399202] CR2: 00005653992dcdec CR3: 0000000023046002 CR4: 0000000000772ef0
[    8.399260] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    8.399320] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    8.399375] PKRU: 55555554
[    8.399393] Call Trace:
[    8.399410]  <TASK>
[    8.399431] ? __warn (kernel/panic.c:748)
[    8.399459] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.399485] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    8.399516] ? handle_bug (arch/x86/kernel/traps.c:285)
[    8.399549] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    8.399575] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    8.399602] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.399637] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    8.399674] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    8.399706] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    8.399747] default_device_exit_batch (net/core/dev.c:12147)
[    8.399783] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    8.399817] process_one_work (kernel/workqueue.c:3229)
[    8.399848] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    8.399873] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    8.399910] kthread (kernel/kthread.c:389)
[    8.399936] ? __pfx_kthread (kernel/kthread.c:342)
[    8.399961] ret_from_fork (arch/x86/kernel/process.c:147)
[    8.400003] ? __pfx_kthread (kernel/kthread.c:342)
[    8.400028] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    8.467675] ------------[ cut here ]------------
| [    8.467731] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    8.467794] Modules linked in: vxlan
| [    8.467894] Tainted: [W]=WARN
[    8.467919] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.467963] Workqueue: netns cleanup_net
[    8.467993] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 8.468034] 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
[    8.468156] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[    8.468190] RAX: ffff9e0f47396508 RBX: 0000000000000000 RCX: 0000000000000001
[    8.468243] RDX: ffff9e0f44bb53c0 RSI: 0000000000000000 RDI: dead000000000122
[    8.468317] RBP: ffffb0ee0023fb00 R08: ffff9e0f416cbd88 R09: 0000000000000001
[    8.468373] R10: ffffffff8335f598 R11: 0000000000000011 R12: 0000000000000006
[    8.468425] R13: ffff9e0f48079000 R14: 0000000000000000 R15: 0000000000000000
[    8.468480] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    8.468545] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.468592] CR2: 00007ff59da44130 CR3: 00000000084e0001 CR4: 0000000000772ef0
[    8.468646] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    8.468703] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    8.468755] PKRU: 55555554
[    8.468772] Call Trace:
[    8.468791]  <TASK>
[    8.468814] ? __warn (kernel/panic.c:748)
[    8.468848] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.468879] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    8.468911] ? handle_bug (arch/x86/kernel/traps.c:285)
[    8.468943] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    8.468969] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    8.469003] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.469029] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[    8.469070] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[    8.469102] vlan_device_event (net/8021q/vlan.c:528)
[    8.469134] notifier_call_chain (kernel/notifier.c:85)
[    8.469166] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    8.469207] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    8.469237] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    8.469278] default_device_exit_batch (net/core/dev.c:12147)
[    8.469320] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    8.469351] process_one_work (kernel/workqueue.c:3229)
[    8.469377] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    8.469403] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    8.469438] kthread (kernel/kthread.c:389)
[    8.469468] ? __pfx_kthread (kernel/kthread.c:342)
[    8.469494] ret_from_fork (arch/x86/kernel/process.c:147)
[    8.469527] ? __pfx_kthread (kernel/kthread.c:342)
[    8.469553] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    8.469779] ------------[ cut here ]------------
| [    8.469817] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    8.469874] Modules linked in: vxlan
| [    8.469962] Tainted: [W]=WARN
[    8.469994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.470037] Workqueue: netns cleanup_net
[    8.470077] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 8.470117] 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
[    8.470239] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[    8.470279] RAX: ffff9e0f47396508 RBX: 0000000000000000 RCX: ffff9e0f411f9540
[    8.470336] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f47384000
[    8.470388] RBP: ffffb0ee0023fb00 R08: ffff9e0f4721d000 R09: ffff9e0f41194a10
[    8.470440] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[    8.470492] R13: dead000000000100 R14: ffff9e0f478ace00 R15: 0000000000000000
[    8.470545] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    8.470605] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.470653] CR2: 00007ff59da44130 CR3: 00000000084e0001 CR4: 0000000000772ef0
[    8.470706] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    8.470765] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    8.470816] PKRU: 55555554
[    8.470833] Call Trace:
[    8.470851]  <TASK>
[    8.470868] ? __warn (kernel/panic.c:748)
[    8.470894] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.470920] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    8.470954] ? handle_bug (arch/x86/kernel/traps.c:285)
[    8.470987] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    8.471013] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    8.471039] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.471070] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    8.471106] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[    8.471137] vlan_device_event (net/8021q/vlan.c:528)
[    8.471164] notifier_call_chain (kernel/notifier.c:85)
[    8.471190] unregister_netdevice_many_notify (net/core/dev.c:11597)
[    8.471225] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    8.471256] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    8.471295] default_device_exit_batch (net/core/dev.c:12147)
[    8.471335] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    8.471370] process_one_work (kernel/workqueue.c:3229)
[    8.471396] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    8.471422] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    8.471456] kthread (kernel/kthread.c:389)
[    8.471481] ? __pfx_kthread (kernel/kthread.c:342)
[    8.471507] ret_from_fork (arch/x86/kernel/process.c:147)
[    8.471533] ? __pfx_kthread (kernel/kthread.c:342)
[    8.471567] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [    8.471766] ------------[ cut here ]------------
| [    8.471804] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [    8.471862] Modules linked in: vxlan
| [    8.471950] Tainted: [W]=WARN
[    8.471975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.472018] Workqueue: netns cleanup_net
[    8.472051] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 8.472092] 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
[    8.472220] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[    8.472255] RAX: ffff9e0f47396508 RBX: 0000000000000000 RCX: ffff9e0f4805e560
[    8.472316] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f469e1000
[    8.472372] RBP: ffffb0ee0023fc48 R08: ffff9e0f47bf52a8 R09: ffff9e0f41194a10
[    8.472424] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[    8.472476] R13: dead000000000100 R14: ffff9e0f478ace00 R15: 0000000000000000
[    8.472529] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[    8.472586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.472629] CR2: 00007ff59da44130 CR3: 00000000084e0001 CR4: 0000000000772ef0
[    8.472682] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    8.472739] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    8.472791] PKRU: 55555554
[    8.472808] Call Trace:
[    8.472826]  <TASK>
[    8.472843] ? __warn (kernel/panic.c:748)
[    8.472869] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.472895] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[    8.472921] ? handle_bug (arch/x86/kernel/traps.c:285)
[    8.472959] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[    8.472985] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[    8.473017] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[    8.473048] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[    8.473083] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[    8.473115] ? unregister_netdevice_queue (net/core/dev.c:11521)
[    8.473150] default_device_exit_batch (net/core/dev.c:12147)
[    8.473191] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[    8.473222] process_one_work (kernel/workqueue.c:3229)
[    8.473248] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[    8.473278] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[    8.473315] kthread (kernel/kthread.c:389)
[    8.473340] ? __pfx_kthread (kernel/kthread.c:342)
[    8.473366] ret_from_fork (arch/x86/kernel/process.c:147)
[    8.473392] ? __pfx_kthread (kernel/kthread.c:342)
[    8.473419] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   11.593291] ------------[ cut here ]------------
| [   11.593352] WARNING: CPU: 1 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   11.593415] Modules linked in: vxlan
| [   11.593513] Tainted: [W]=WARN
[   11.593545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.593589] Workqueue: netns cleanup_net
[   11.593622] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 11.593667] 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
[   11.593787] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   11.593828] RAX: ffff9e0f4852e508 RBX: 0000000000000000 RCX: 0000000000000001
[   11.593885] RDX: ffff9e0f469610c0 RSI: 0000000000000000 RDI: dead000000000122
[   11.593936] RBP: ffffb0ee0023fb00 R08: ffff9e0f4157b6b0 R09: 0000000000000001
[   11.593988] R10: ffffffff8335f5b0 R11: 0000000000000004 R12: 0000000000000006
[   11.594039] R13: ffff9e0f469d4000 R14: 0000000000000000 R15: 0000000000000000
[   11.594093] FS:  0000000000000000(0000) GS:ffff9e0f7ec80000(0000) knlGS:0000000000000000
[   11.594151] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.594199] CR2: 00005653c4884d50 CR3: 0000000023046003 CR4: 0000000000772ef0
[   11.594251] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   11.594309] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   11.594365] PKRU: 55555554
[   11.594382] Call Trace:
[   11.594402]  <TASK>
[   11.594426] ? __warn (kernel/panic.c:748)
[   11.594460] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.594486] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   11.594518] ? handle_bug (arch/x86/kernel/traps.c:285)
[   11.594549] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   11.594575] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   11.594611] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.594642] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[   11.594686] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   11.594718] vlan_device_event (net/8021q/vlan.c:528)
[   11.594750] notifier_call_chain (kernel/notifier.c:85)
[   11.594782] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   11.594822] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   11.594852] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   11.594895] default_device_exit_batch (net/core/dev.c:12147)
[   11.594936] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   11.594966] process_one_work (kernel/workqueue.c:3229)
[   11.594998] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   11.595030] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   11.595070] kthread (kernel/kthread.c:389)
[   11.595102] ? __pfx_kthread (kernel/kthread.c:342)
[   11.595127] ret_from_fork (arch/x86/kernel/process.c:147)
[   11.595159] ? __pfx_kthread (kernel/kthread.c:342)
[   11.595184] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   11.595494] ------------[ cut here ]------------
| [   11.595534] WARNING: CPU: 1 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   11.595592] Modules linked in: vxlan
| [   11.595684] Tainted: [W]=WARN
[   11.595710] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.595753] Workqueue: netns cleanup_net
[   11.595785] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 11.595825] 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
[   11.595945] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   11.595980] RAX: ffff9e0f4852e508 RBX: 0000000000000000 RCX: ffff9e0f469d6560
[   11.596031] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f4708e000
[   11.596083] RBP: ffffb0ee0023fb00 R08: ffff9e0f41935660 R09: ffff9e0f41194a10
[   11.596134] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[   11.596186] R13: dead000000000100 R14: ffff9e0f4332ef00 R15: 0000000000000000
[   11.596238] FS:  0000000000000000(0000) GS:ffff9e0f7ec80000(0000) knlGS:0000000000000000
[   11.596299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.596348] CR2: 00005653c4884d50 CR3: 0000000023046003 CR4: 0000000000772ef0
[   11.596401] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   11.596456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   11.596508] PKRU: 55555554
[   11.596525] Call Trace:
[   11.596543]  <TASK>
[   11.596560] ? __warn (kernel/panic.c:748)
[   11.596585] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.596617] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   11.596648] ? handle_bug (arch/x86/kernel/traps.c:285)
[   11.596680] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   11.596706] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   11.596733] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.596763] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   11.596805] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   11.596830] vlan_device_event (net/8021q/vlan.c:528)
[   11.596856] notifier_call_chain (kernel/notifier.c:85)
[   11.596881] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   11.596916] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   11.596947] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   11.596988] default_device_exit_batch (net/core/dev.c:12147)
[   11.597028] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   11.597059] process_one_work (kernel/workqueue.c:3229)
[   11.597084] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   11.597110] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   11.597144] kthread (kernel/kthread.c:389)
[   11.597170] ? __pfx_kthread (kernel/kthread.c:342)
[   11.597196] ret_from_fork (arch/x86/kernel/process.c:147)
[   11.597227] ? __pfx_kthread (kernel/kthread.c:342)
[   11.597252] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   11.618608] ------------[ cut here ]------------
| [   11.618647] WARNING: CPU: 1 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   11.618708] Modules linked in: vxlan
| [   11.618807] Tainted: [W]=WARN
[   11.618833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.618876] Workqueue: netns cleanup_net
[   11.618910] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 11.618945] 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
[   11.619070] RSP: 0018:ffffb0ee0023fbf0 EFLAGS: 00010283
[   11.619110] RAX: ffff9e0f4852e508 RBX: 0000000000000000 RCX: 0000000000000001
[   11.619162] RDX: ffff9e0f432f2180 RSI: 0000000000000000 RDI: dead000000000122
[   11.619213] RBP: ffffb0ee0023fb20 R08: ffff9e0f416c4480 R09: 0000000000000001
[   11.619264] R10: ffffffff8335f5b0 R11: 0000000000000006 R12: ffff9e0f4723a000
[   11.619328] R13: ffff9e0f432f2180 R14: 00000000ffffffe3 R15: 0000000000000000
[   11.619385] FS:  0000000000000000(0000) GS:ffff9e0f7ec80000(0000) knlGS:0000000000000000
[   11.619443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.619490] CR2: 00005653c4884d50 CR3: 0000000023046003 CR4: 0000000000772ef0
[   11.619543] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   11.619598] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   11.619650] PKRU: 55555554
[   11.619668] Call Trace:
[   11.619686]  <TASK>
[   11.619708] ? __warn (kernel/panic.c:748)
[   11.619738] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.619764] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   11.619797] ? handle_bug (arch/x86/kernel/traps.c:285)
[   11.619828] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   11.619853] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   11.619880] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.619912] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[   11.619953] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4733 drivers/net/vxlan/vxlan_core.c:4742) vxlan
[   11.620005] notifier_call_chain (kernel/notifier.c:85)
[   11.620049] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   11.620089] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   11.620120] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   11.620155] default_device_exit_batch (net/core/dev.c:12147)
[   11.620196] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   11.620227] process_one_work (kernel/workqueue.c:3229)
[   11.620259] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   11.620296] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   11.620335] kthread (kernel/kthread.c:389)
[   11.620366] ? __pfx_kthread (kernel/kthread.c:342)
[   11.620391] ret_from_fork (arch/x86/kernel/process.c:147)
[   11.620424] ? __pfx_kthread (kernel/kthread.c:342)
[   11.620454] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   11.621353] ------------[ cut here ]------------
| [   11.621392] WARNING: CPU: 1 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   11.621448] Modules linked in: vxlan
| [   11.621540] Tainted: [W]=WARN
[   11.621565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.621609] Workqueue: netns cleanup_net
[   11.621639] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 11.621674] 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
[   11.621794] RSP: 0018:ffffb0ee0023fbf0 EFLAGS: 00010283
[   11.621828] RAX: ffff9e0f4852e508 RBX: 0000000000000000 RCX: ffff9e0f48532560
[   11.621880] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f48056000
[   11.621931] RBP: ffffb0ee0023fb20 R08: ffff9e0f42d60198 R09: ffff9e0f41194a10
[   11.621983] R10: ffffb0ee0023fb20 R11: ffffb0ee0023fb28 R12: dead000000000122
[   11.622034] R13: dead000000000100 R14: ffff9e0f4332ef00 R15: 0000000000000000
[   11.622092] FS:  0000000000000000(0000) GS:ffff9e0f7ec80000(0000) knlGS:0000000000000000
[   11.622149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.622197] CR2: 00005653c4884d50 CR3: 0000000023046003 CR4: 0000000000772ef0
[   11.622249] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   11.622310] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   11.622366] PKRU: 55555554
[   11.622384] Call Trace:
[   11.622401]  <TASK>
[   11.622418] ? __warn (kernel/panic.c:748)
[   11.622450] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.622481] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   11.622513] ? handle_bug (arch/x86/kernel/traps.c:285)
[   11.622544] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   11.622570] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   11.622596] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.622628] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   11.622669] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4733 drivers/net/vxlan/vxlan_core.c:4742) vxlan
[   11.622712] notifier_call_chain (kernel/notifier.c:85)
[   11.622744] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   11.622784] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   11.622814] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   11.622849] default_device_exit_batch (net/core/dev.c:12147)
[   11.622890] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   11.622922] process_one_work (kernel/workqueue.c:3229)
[   11.622953] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   11.622979] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   11.623013] kthread (kernel/kthread.c:389)
[   11.623039] ? __pfx_kthread (kernel/kthread.c:342)
[   11.623064] ret_from_fork (arch/x86/kernel/process.c:147)
[   11.623097] ? __pfx_kthread (kernel/kthread.c:342)
[   11.623122] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   11.623422] ------------[ cut here ]------------
| [   11.623461] WARNING: CPU: 1 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   11.623518] Modules linked in: vxlan
| [   11.623611] Tainted: [W]=WARN
[   11.623637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.623679] Workqueue: netns cleanup_net
[   11.623711] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 11.623751] 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
[   11.623877] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[   11.623911] RAX: ffff9e0f4852e508 RBX: 0000000000000000 RCX: ffff9e0f47005560
[   11.623962] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f4807a000
[   11.624014] RBP: ffffb0ee0023fc48 R08: ffff9e0f486cc440 R09: ffff9e0f41194a10
[   11.624065] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[   11.624117] R13: dead000000000100 R14: ffff9e0f4332ef00 R15: 0000000000000000
[   11.624169] FS:  0000000000000000(0000) GS:ffff9e0f7ec80000(0000) knlGS:0000000000000000
[   11.624226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.624277] CR2: 00005653c4884d50 CR3: 0000000023046003 CR4: 0000000000772ef0
[   11.624334] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   11.624385] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   11.624436] PKRU: 55555554
[   11.624453] Call Trace:
[   11.624471]  <TASK>
[   11.624488] ? __warn (kernel/panic.c:748)
[   11.624513] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.624539] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   11.624565] ? handle_bug (arch/x86/kernel/traps.c:285)
[   11.624597] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   11.624623] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   11.624649] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.624679] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   11.624715] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   11.624745] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   11.624781] default_device_exit_batch (net/core/dev.c:12147)
[   11.624822] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   11.624854] process_one_work (kernel/workqueue.c:3229)
[   11.624885] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   11.624910] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   11.624945] kthread (kernel/kthread.c:389)
[   11.624971] ? __pfx_kthread (kernel/kthread.c:342)
[   11.624997] ret_from_fork (arch/x86/kernel/process.c:147)
[   11.625028] ? __pfx_kthread (kernel/kthread.c:342)
[   11.625053] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   11.674409] ------------[ cut here ]------------
| [   11.674483] WARNING: CPU: 1 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   11.674545] Modules linked in: vxlan
| [   11.674643] Tainted: [W]=WARN
[   11.674669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.674712] Workqueue: netns cleanup_net
[   11.674744] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 11.674784] 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
[   11.674910] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   11.674950] RAX: ffff9e0f48548508 RBX: 0000000000000000 RCX: 0000000000000001
[   11.675002] RDX: ffff9e0f46963240 RSI: 0000000000000000 RDI: dead000000000122
[   11.675057] RBP: ffffb0ee0023fb00 R08: ffff9e0f416d8b58 R09: 0000000000000001
[   11.675109] R10: ffffffff8335f598 R11: 0000000000000000 R12: 0000000000000006
[   11.675161] R13: ffff9e0f48071000 R14: 0000000000000000 R15: 0000000000000000
[   11.675213] FS:  0000000000000000(0000) GS:ffff9e0f7ec80000(0000) knlGS:0000000000000000
[   11.675281] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.675328] CR2: 00007f2f4f05b7f0 CR3: 0000000023046003 CR4: 0000000000772ef0
[   11.675381] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   11.675437] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   11.675489] PKRU: 55555554
[   11.675506] Call Trace:
[   11.675525]  <TASK>
[   11.675547] ? __warn (kernel/panic.c:748)
[   11.675577] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.675603] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   11.675636] ? handle_bug (arch/x86/kernel/traps.c:285)
[   11.675666] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   11.675692] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   11.675719] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.675744] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[   11.675789] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   11.675819] vlan_device_event (net/8021q/vlan.c:528)
[   11.675846] notifier_call_chain (kernel/notifier.c:85)
[   11.675879] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   11.675919] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   11.675948] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   11.675989] default_device_exit_batch (net/core/dev.c:12147)
[   11.676030] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   11.676061] process_one_work (kernel/workqueue.c:3229)
[   11.676093] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   11.676124] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   11.676160] kthread (kernel/kthread.c:389)
[   11.676191] ? __pfx_kthread (kernel/kthread.c:342)
[   11.676217] ret_from_fork (arch/x86/kernel/process.c:147)
[   11.676250] ? __pfx_kthread (kernel/kthread.c:342)
[   11.676280] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   11.676556] ------------[ cut here ]------------
| [   11.676595] WARNING: CPU: 1 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   11.676653] Modules linked in: vxlan
| [   11.676745] Tainted: [W]=WARN
[   11.676770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.676814] Workqueue: netns cleanup_net
[   11.676846] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 11.676886] 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
[   11.677012] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   11.677052] RAX: ffff9e0f48548508 RBX: 0000000000000000 RCX: ffff9e0f411f9540
[   11.677104] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f48532000
[   11.677156] RBP: ffffb0ee0023fb00 R08: ffff9e0f489edbb0 R09: ffff9e0f41194a10
[   11.677207] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[   11.677259] R13: dead000000000100 R14: ffff9e0f4332ef00 R15: 0000000000000000
[   11.677315] FS:  0000000000000000(0000) GS:ffff9e0f7ec80000(0000) knlGS:0000000000000000
[   11.677372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.677414] CR2: 00007f2f4f05b7f0 CR3: 0000000023046003 CR4: 0000000000772ef0
[   11.677467] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   11.677523] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   11.677573] PKRU: 55555554
[   11.677591] Call Trace:
[   11.677609]  <TASK>
[   11.677625] ? __warn (kernel/panic.c:748)
[   11.677651] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.677676] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   11.677708] ? handle_bug (arch/x86/kernel/traps.c:285)
[   11.677739] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   11.677765] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   11.677791] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.677816] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   11.677858] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   11.677889] vlan_device_event (net/8021q/vlan.c:528)
[   11.677920] notifier_call_chain (kernel/notifier.c:85)
[   11.677946] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   11.677987] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   11.678019] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   11.678059] default_device_exit_batch (net/core/dev.c:12147)
[   11.678100] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   11.678131] process_one_work (kernel/workqueue.c:3229)
[   11.678157] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   11.678182] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   11.678217] kthread (kernel/kthread.c:389)
[   11.678243] ? __pfx_kthread (kernel/kthread.c:342)
[   11.678269] ret_from_fork (arch/x86/kernel/process.c:147)
[   11.678305] ? __pfx_kthread (kernel/kthread.c:342)
[   11.678330] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   11.678564] ------------[ cut here ]------------
| [   11.678604] WARNING: CPU: 1 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   11.678675] Modules linked in: vxlan
| [   11.678773] Tainted: [W]=WARN
[   11.678798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.678841] Workqueue: netns cleanup_net
[   11.678872] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 11.678907] 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
[   11.679027] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[   11.679062] RAX: ffff9e0f48548508 RBX: 0000000000000000 RCX: ffff9e0f4825b560
[   11.679112] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f47005000
[   11.679164] RBP: ffffb0ee0023fc48 R08: ffff9e0f47b494c8 R09: ffff9e0f41194a10
[   11.679215] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[   11.679267] R13: dead000000000100 R14: ffff9e0f4332ef00 R15: 0000000000000000
[   11.679323] FS:  0000000000000000(0000) GS:ffff9e0f7ec80000(0000) knlGS:0000000000000000
[   11.679381] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.679423] CR2: 00007f2f4f05b7f0 CR3: 0000000023046003 CR4: 0000000000772ef0
[   11.679476] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   11.679532] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   11.679583] PKRU: 55555554
[   11.679600] Call Trace:
[   11.679618]  <TASK>
[   11.679635] ? __warn (kernel/panic.c:748)
[   11.679660] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.679693] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   11.679724] ? handle_bug (arch/x86/kernel/traps.c:285)
[   11.679750] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   11.679776] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   11.679802] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   11.679828] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   11.679868] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   11.679899] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   11.679935] default_device_exit_batch (net/core/dev.c:12147)
[   11.679985] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   11.680016] process_one_work (kernel/workqueue.c:3229)
[   11.680051] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   11.680082] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   11.680117] kthread (kernel/kthread.c:389)
[   11.680148] ? __pfx_kthread (kernel/kthread.c:342)
[   11.680173] ret_from_fork (arch/x86/kernel/process.c:147)
[   11.680206] ? __pfx_kthread (kernel/kthread.c:342)
[   11.680232] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   14.634459] ------------[ cut here ]------------
| [   14.634512] WARNING: CPU: 3 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   14.634579] Modules linked in: vxlan
| [   14.634685] Tainted: [W]=WARN
[   14.634715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.634764] Workqueue: netns cleanup_net
[   14.634801] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 14.634840] 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
[   14.634967] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   14.635005] RAX: ffff9e0f412d8508 RBX: 0000000000000000 RCX: 0000000000000001
[   14.635066] RDX: ffff9e0f469653c0 RSI: 0000000000000000 RDI: dead000000000122
[   14.635123] RBP: ffffb0ee0023fb00 R08: ffff9e0f416c4910 R09: 0000000000000001
[   14.635180] R10: ffffffff8335f598 R11: 000000000000e658 R12: 0000000000000006
[   14.635237] R13: ffff9e0f489c4000 R14: 0000000000000000 R15: 0000000000000000
[   14.635301] FS:  0000000000000000(0000) GS:ffff9e0f7ed80000(0000) knlGS:0000000000000000
[   14.635361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.635409] CR2: 00007f4e54f7d000 CR3: 0000000023046005 CR4: 0000000000772ef0
[   14.635469] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   14.635525] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   14.635584] PKRU: 55555554
[   14.635606] Call Trace:
[   14.635626]  <TASK>
[   14.635653] ? __warn (kernel/panic.c:748)
[   14.635691] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.635726] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   14.635762] ? handle_bug (arch/x86/kernel/traps.c:285)
[   14.635796] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   14.635827] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   14.635861] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.635891] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[   14.635937] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   14.635971] vlan_device_event (net/8021q/vlan.c:528)
[   14.636005] notifier_call_chain (kernel/notifier.c:85)
[   14.636041] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   14.636081] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   14.636115] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   14.636156] default_device_exit_batch (net/core/dev.c:12147)
[   14.636198] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   14.636234] process_one_work (kernel/workqueue.c:3229)
[   14.636265] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   14.636304] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   14.636344] kthread (kernel/kthread.c:389)
[   14.636378] ? __pfx_kthread (kernel/kthread.c:342)
[   14.636412] ret_from_fork (arch/x86/kernel/process.c:147)
[   14.636449] ? __pfx_kthread (kernel/kthread.c:342)
[   14.636480] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   14.636802] ------------[ cut here ]------------
| [   14.636847] WARNING: CPU: 3 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   14.636906] Modules linked in: vxlan
| [   14.637004] Tainted: [W]=WARN
[   14.637034] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.637085] Workqueue: netns cleanup_net
[   14.637119] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 14.637159] 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
[   14.637300] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   14.637342] RAX: ffff9e0f412d8508 RBX: 0000000000000000 RCX: ffff9e0f47148560
[   14.637400] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f46025000
[   14.637459] RBP: ffffb0ee0023fb00 R08: ffff9e0f485886e8 R09: ffff9e0f41194a10
[   14.637516] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[   14.637572] R13: dead000000000100 R14: ffff9e0f43294500 R15: 0000000000000000
[   14.637632] FS:  0000000000000000(0000) GS:ffff9e0f7ed80000(0000) knlGS:0000000000000000
[   14.637693] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.637741] CR2: 00007f4e54f7d000 CR3: 0000000023046005 CR4: 0000000000772ef0
[   14.637800] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   14.637857] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   14.637913] PKRU: 55555554
[   14.637931] Call Trace:
[   14.637954]  <TASK>
[   14.637977] ? __warn (kernel/panic.c:748)
[   14.638011] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.638043] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   14.638074] ? handle_bug (arch/x86/kernel/traps.c:285)
[   14.638107] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   14.638138] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   14.638171] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.638202] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   14.638243] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   14.638280] vlan_device_event (net/8021q/vlan.c:528)
[   14.638314] notifier_call_chain (kernel/notifier.c:85)
[   14.638349] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   14.638390] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   14.638420] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   14.638461] default_device_exit_batch (net/core/dev.c:12147)
[   14.638502] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   14.638533] process_one_work (kernel/workqueue.c:3229)
[   14.638565] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   14.638596] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   14.638637] kthread (kernel/kthread.c:389)
[   14.638667] ? __pfx_kthread (kernel/kthread.c:342)
[   14.638700] ret_from_fork (arch/x86/kernel/process.c:147)
[   14.638735] ? __pfx_kthread (kernel/kthread.c:342)
[   14.638767] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   14.656672] ------------[ cut here ]------------
| [   14.656715] WARNING: CPU: 3 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   14.656779] Modules linked in: vxlan
| [   14.656883] Tainted: [W]=WARN
[   14.656915] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.656965] Workqueue: netns cleanup_net
[   14.656999] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 14.657040] 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
[   14.657166] RSP: 0018:ffffb0ee0023fbf0 EFLAGS: 00010283
[   14.657208] RAX: ffff9e0f412d8508 RBX: 0000000000000000 RCX: 0000000000000001
[   14.657267] RDX: ffff9e0f44bb53c0 RSI: 0000000000000000 RDI: dead000000000122
[   14.657331] RBP: ffffb0ee0023fb20 R08: ffff9e0f416ef468 R09: 0000000000000001
[   14.657390] R10: ffffffff8335f598 R11: 0000000000000000 R12: ffff9e0f47264000
[   14.657449] R13: ffff9e0f44bb53c0 R14: 00000000ffffffe3 R15: 0000000000000000
[   14.657509] FS:  0000000000000000(0000) GS:ffff9e0f7ed80000(0000) knlGS:0000000000000000
[   14.657566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.657618] CR2: 00007fce4aba2000 CR3: 0000000023046005 CR4: 0000000000772ef0
[   14.657677] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   14.657735] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   14.657788] PKRU: 55555554
[   14.657805] Call Trace:
[   14.657824]  <TASK>
[   14.657847] ? __warn (kernel/panic.c:748)
[   14.657881] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.657913] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   14.657943] ? handle_bug (arch/x86/kernel/traps.c:285)
[   14.657976] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   14.658007] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   14.658042] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.658078] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[   14.658122] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4733 drivers/net/vxlan/vxlan_core.c:4742) vxlan
[   14.658170] notifier_call_chain (kernel/notifier.c:85)
[   14.658204] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   14.658246] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   14.658282] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   14.658322] default_device_exit_batch (net/core/dev.c:12147)
[   14.658364] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   14.658395] process_one_work (kernel/workqueue.c:3229)
[   14.658429] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   14.658460] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   14.658503] kthread (kernel/kthread.c:389)
[   14.658534] ? __pfx_kthread (kernel/kthread.c:342)
[   14.658567] ret_from_fork (arch/x86/kernel/process.c:147)
[   14.658601] ? __pfx_kthread (kernel/kthread.c:342)
[   14.658634] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   14.659537] ------------[ cut here ]------------
| [   14.659589] WARNING: CPU: 3 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   14.659651] Modules linked in: vxlan
| [   14.659751] Tainted: [W]=WARN
[   14.659782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.659832] Workqueue: netns cleanup_net
[   14.659866] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 14.659906] 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
[   14.660038] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[   14.660078] RAX: ffff9e0f47178508 RBX: 0000000000000000 RCX: ffff9e0f4805b560
[   14.660138] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f4306f000
[   14.660195] RBP: ffffb0ee0023fc48 R08: ffff9e0f48abb330 R09: ffff9e0f41194a10
[   14.660254] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[   14.660322] R13: dead000000000100 R14: ffff9e0f43294500 R15: 0000000000000000
[   14.660383] FS:  0000000000000000(0000) GS:ffff9e0f7ed80000(0000) knlGS:0000000000000000
[   14.660441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.660491] CR2: 00007fce4aba2000 CR3: 0000000023046005 CR4: 0000000000772ef0
[   14.660543] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   14.660601] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   14.660660] PKRU: 55555554
[   14.660677] Call Trace:
[   14.660695]  <TASK>
[   14.660719] ? __warn (kernel/panic.c:748)
[   14.660752] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.660784] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   14.660816] ? handle_bug (arch/x86/kernel/traps.c:285)
[   14.660850] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   14.660881] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   14.660913] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.660946] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   14.660994] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   14.661027] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   14.661063] default_device_exit_batch (net/core/dev.c:12147)
[   14.661099] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   14.661131] process_one_work (kernel/workqueue.c:3229)
[   14.661163] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   14.661196] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   14.661237] kthread (kernel/kthread.c:389)
[   14.661269] ? __pfx_kthread (kernel/kthread.c:342)
[   14.661308] ret_from_fork (arch/x86/kernel/process.c:147)
[   14.661342] ? __pfx_kthread (kernel/kthread.c:342)
[   14.661375] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   14.732049] ------------[ cut here ]------------
| [   14.732124] WARNING: CPU: 2 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   14.732191] Modules linked in: vxlan
| [   14.732316] Tainted: [W]=WARN
[   14.732361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.732418] Workqueue: netns cleanup_net
[   14.732463] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 14.732510] 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
[   14.732641] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   14.732700] RAX: ffff9e0f460e6508 RBX: 0000000000000000 RCX: 0000000000000001
[   14.732776] RDX: ffff9e0f44bb3240 RSI: 0000000000000000 RDI: dead000000000122
[   14.732840] RBP: ffffb0ee0023fb00 R08: ffff9e0f416e1d98 R09: 0000000000000001
[   14.732911] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000006
[   14.732975] R13: ffff9e0f4714c000 R14: 0000000000000000 R15: 0000000000000000
[   14.733044] FS:  0000000000000000(0000) GS:ffff9e0f7ed00000(0000) knlGS:0000000000000000
[   14.733109] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.733163] CR2: 00005653992dcdec CR3: 0000000002fc0003 CR4: 0000000000772ef0
[   14.733226] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   14.733302] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   14.733367] PKRU: 55555554
[   14.733409] Call Trace:
[   14.733446]  <TASK>
[   14.733478] ? __warn (kernel/panic.c:748)
[   14.733520] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.733559] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   14.733606] ? handle_bug (arch/x86/kernel/traps.c:285)
[   14.733649] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   14.733697] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   14.733738] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.733784] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[   14.733836] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   14.733879] vlan_device_event (net/8021q/vlan.c:528)
[   14.733923] notifier_call_chain (kernel/notifier.c:85)
[   14.733970] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   14.734020] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   14.734067] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   14.734115] default_device_exit_batch (net/core/dev.c:12147)
[   14.734168] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   14.734210] process_one_work (kernel/workqueue.c:3229)
[   14.734253] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   14.734295] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   14.734344] kthread (kernel/kthread.c:389)
[   14.734388] ? __pfx_kthread (kernel/kthread.c:342)
[   14.734438] ret_from_fork (arch/x86/kernel/process.c:147)
[   14.734487] ? __pfx_kthread (kernel/kthread.c:342)
[   14.734537] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   14.734809] ------------[ cut here ]------------
| [   14.734857] WARNING: CPU: 2 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   14.734922] Modules linked in: vxlan
| [   14.735034] Tainted: [W]=WARN
[   14.735072] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.735128] Workqueue: netns cleanup_net
[   14.735178] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 14.735228] 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
[   14.735382] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   14.735452] RAX: ffff9e0f460e6508 RBX: 0000000000000000 RCX: ffff9e0f411f9540
[   14.735529] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f472bc000
[   14.735606] RBP: ffffb0ee0023fb00 R08: ffff9e0f448a7000 R09: ffff9e0f41194a10
[   14.735669] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[   14.735733] R13: dead000000000100 R14: ffff9e0f4317d400 R15: 0000000000000000
[   14.735803] FS:  0000000000000000(0000) GS:ffff9e0f7ed00000(0000) knlGS:0000000000000000
[   14.735877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.735932] CR2: 00005653992dcdec CR3: 0000000002fc0003 CR4: 0000000000772ef0
[   14.736005] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   14.736072] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   14.736137] PKRU: 55555554
[   14.736176] Call Trace:
[   14.736208]  <TASK>
[   14.736240] ? __warn (kernel/panic.c:748)
[   14.736294] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.736336] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   14.736377] ? handle_bug (arch/x86/kernel/traps.c:285)
[   14.736417] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   14.736457] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   14.736504] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.736544] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   14.736604] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   14.736652] vlan_device_event (net/8021q/vlan.c:528)
[   14.736692] notifier_call_chain (kernel/notifier.c:85)
[   14.736744] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   14.736799] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   14.736839] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   14.736898] default_device_exit_batch (net/core/dev.c:12147)
[   14.736945] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   14.736988] process_one_work (kernel/workqueue.c:3229)
[   14.737026] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   14.737070] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   14.737118] kthread (kernel/kthread.c:389)
[   14.737157] ? __pfx_kthread (kernel/kthread.c:342)
[   14.737198] ret_from_fork (arch/x86/kernel/process.c:147)
[   14.737238] ? __pfx_kthread (kernel/kthread.c:342)
[   14.737282] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   14.737521] ------------[ cut here ]------------
| [   14.737570] WARNING: CPU: 2 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   14.737637] Modules linked in: vxlan
| [   14.737746] Tainted: [W]=WARN
[   14.737783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.737837] Workqueue: netns cleanup_net
[   14.737877] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 14.737923] 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
[   14.738046] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[   14.738092] RAX: ffff9e0f460e6508 RBX: 0000000000000000 RCX: ffff9e0f4204d560
[   14.738155] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f4805b000
[   14.738217] RBP: ffffb0ee0023fc48 R08: ffff9e0f48960000 R09: ffff9e0f41194a10
[   14.738286] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[   14.738346] R13: dead000000000100 R14: ffff9e0f4317d400 R15: 0000000000000000
[   14.738408] FS:  0000000000000000(0000) GS:ffff9e0f7ed00000(0000) knlGS:0000000000000000
[   14.738471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.738524] CR2: 00005653992dcdec CR3: 0000000002fc0003 CR4: 0000000000772ef0
[   14.738587] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   14.738646] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   14.738708] PKRU: 55555554
[   14.738737] Call Trace:
[   14.738768]  <TASK>
[   14.738799] ? __warn (kernel/panic.c:748)
[   14.738838] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.738879] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   14.738918] ? handle_bug (arch/x86/kernel/traps.c:285)
[   14.738957] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   14.738997] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   14.739036] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   14.739074] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   14.739123] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   14.739162] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   14.739211] default_device_exit_batch (net/core/dev.c:12147)
[   14.739258] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   14.739311] process_one_work (kernel/workqueue.c:3229)
[   14.739350] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   14.739388] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   14.739435] kthread (kernel/kthread.c:389)
[   14.739474] ? __pfx_kthread (kernel/kthread.c:342)
[   14.739514] ret_from_fork (arch/x86/kernel/process.c:147)
[   14.739553] ? __pfx_kthread (kernel/kthread.c:342)
[   14.739592] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   18.722138] ------------[ cut here ]------------
| [   18.722191] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   18.722256] Modules linked in: vxlan
| [   18.722362] Tainted: [W]=WARN
[   18.722387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.722433] Workqueue: netns cleanup_net
[   18.722468] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 18.722507] 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
[   18.722635] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   18.722675] RAX: ffff9e0f412dd508 RBX: 0000000000000000 RCX: 0000000000000001
[   18.722726] RDX: ffff9e0f44bb10c0 RSI: 0000000000000000 RDI: dead000000000122
[   18.722778] RBP: ffffb0ee0023fb00 R08: ffff9e0f4178e6b8 R09: 0000000000000001
[   18.722830] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000006
[   18.722882] R13: ffff9e0f47b94000 R14: 0000000000000000 R15: 0000000000000000
[   18.722938] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[   18.722994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.723042] CR2: 00007f2500fbd000 CR3: 0000000023046001 CR4: 0000000000772ef0
[   18.723094] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   18.723152] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   18.723209] PKRU: 55555554
[   18.723225] Call Trace:
[   18.723244]  <TASK>
[   18.723263] ? __warn (kernel/panic.c:748)
[   18.723304] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.723345] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   18.723377] ? handle_bug (arch/x86/kernel/traps.c:285)
[   18.723410] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   18.723436] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   18.723469] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.723500] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[   18.723542] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   18.723576] vlan_device_event (net/8021q/vlan.c:528)
[   18.723603] notifier_call_chain (kernel/notifier.c:85)
[   18.723636] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   18.723671] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   18.723702] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   18.723738] default_device_exit_batch (net/core/dev.c:12147)
[   18.723781] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   18.723814] process_one_work (kernel/workqueue.c:3229)
[   18.723844] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   18.723869] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   18.723903] kthread (kernel/kthread.c:389)
[   18.723935] ? __pfx_kthread (kernel/kthread.c:342)
[   18.723961] ret_from_fork (arch/x86/kernel/process.c:147)
[   18.723993] ? __pfx_kthread (kernel/kthread.c:342)
[   18.724024] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   18.724238] ------------[ cut here ]------------
| [   18.724284] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   18.724342] Modules linked in: vxlan
| [   18.724440] Tainted: [W]=WARN
[   18.724465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.724508] Workqueue: netns cleanup_net
[   18.724539] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 18.724574] 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
[   18.724693] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   18.724728] RAX: ffff9e0f412dd508 RBX: 0000000000000000 RCX: ffff9e0f48248560
[   18.724779] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f473a3000
[   18.724830] RBP: ffffb0ee0023fb00 R08: ffff9e0f479a7f68 R09: ffff9e0f41194a10
[   18.724888] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[   18.724940] R13: dead000000000100 R14: ffff9e0f485ea600 R15: 0000000000000000
[   18.724992] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[   18.725050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.725099] CR2: 00007f2500fbd000 CR3: 0000000023046001 CR4: 0000000000772ef0
[   18.725151] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   18.725207] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   18.725259] PKRU: 55555554
[   18.725278] Call Trace:
[   18.725299]  <TASK>
[   18.725317] ? __warn (kernel/panic.c:748)
[   18.725349] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.725374] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   18.725401] ? handle_bug (arch/x86/kernel/traps.c:285)
[   18.725433] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   18.725459] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   18.725485] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.725517] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   18.725552] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   18.725583] vlan_device_event (net/8021q/vlan.c:528)
[   18.725609] notifier_call_chain (kernel/notifier.c:85)
[   18.725635] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   18.725669] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   18.725701] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   18.725741] default_device_exit_batch (net/core/dev.c:12147)
[   18.725781] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   18.725813] process_one_work (kernel/workqueue.c:3229)
[   18.725838] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   18.725864] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   18.725898] kthread (kernel/kthread.c:389)
[   18.725923] ? __pfx_kthread (kernel/kthread.c:342)
[   18.725955] ret_from_fork (arch/x86/kernel/process.c:147)
[   18.725981] ? __pfx_kthread (kernel/kthread.c:342)
[   18.726006] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   18.726235] ------------[ cut here ]------------
| [   18.726278] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   18.726336] Modules linked in: vxlan
| [   18.726422] Tainted: [W]=WARN
[   18.726447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.726489] Workqueue: netns cleanup_net
[   18.726522] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 18.726567] 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
[   18.726703] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   18.726737] RAX: ffff9e0f412dd508 RBX: 0000000000000000 RCX: 0000000000000001
[   18.726788] RDX: ffff9e0f44bb2180 RSI: 0000000000000000 RDI: dead000000000122
[   18.726839] RBP: ffffb0ee0023fb00 R08: ffff9e0f414dbfd0 R09: 0000000000000001
[   18.726890] R10: ffffffff8335f598 R11: 0000000000000000 R12: 0000000000000006
[   18.726941] R13: ffff9e0f47b91000 R14: 0000000000000000 R15: 0000000000000000
[   18.726994] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[   18.727052] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.727100] CR2: 00007f2500fbd000 CR3: 0000000023046001 CR4: 0000000000772ef0
[   18.727152] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   18.727208] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   18.727258] PKRU: 55555554
[   18.727279] Call Trace:
[   18.727299]  <TASK>
[   18.727322] ? __warn (kernel/panic.c:748)
[   18.727353] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.727384] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   18.727415] ? handle_bug (arch/x86/kernel/traps.c:285)
[   18.727442] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   18.727468] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   18.727494] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.727525] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[   18.727560] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   18.727591] vlan_device_event (net/8021q/vlan.c:528)
[   18.727616] notifier_call_chain (kernel/notifier.c:85)
[   18.727642] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   18.727677] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   18.727708] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   18.727743] default_device_exit_batch (net/core/dev.c:12147)
[   18.727786] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   18.727817] process_one_work (kernel/workqueue.c:3229)
[   18.727843] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   18.727868] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   18.727903] kthread (kernel/kthread.c:389)
[   18.727934] ? __pfx_kthread (kernel/kthread.c:342)
[   18.727960] ret_from_fork (arch/x86/kernel/process.c:147)
[   18.727986] ? __pfx_kthread (kernel/kthread.c:342)
[   18.728011] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   18.728211] ------------[ cut here ]------------
| [   18.728251] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   18.728355] Modules linked in: vxlan
| [   18.728453] Tainted: [W]=WARN
[   18.728478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.728521] Workqueue: netns cleanup_net
[   18.728552] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 18.728593] 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
[   18.728712] RSP: 0018:ffffb0ee0023fbd0 EFLAGS: 00010283
[   18.728747] RAX: ffff9e0f412dd508 RBX: 0000000000000000 RCX: ffff9e0f48248560
[   18.728798] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f4805b000
[   18.728849] RBP: ffffb0ee0023fb00 R08: ffff9e0f48853d48 R09: ffff9e0f41194a10
[   18.728900] R10: ffffb0ee0023fb00 R11: ffffb0ee0023fb08 R12: dead000000000122
[   18.728951] R13: dead000000000100 R14: ffff9e0f485ea600 R15: 0000000000000000
[   18.729004] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[   18.729061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.729109] CR2: 00007f2500fbd000 CR3: 0000000023046001 CR4: 0000000000772ef0
[   18.729161] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   18.729216] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   18.729289] PKRU: 55555554
[   18.729310] Call Trace:
[   18.729328]  <TASK>
[   18.729345] ? __warn (kernel/panic.c:748)
[   18.729370] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.729396] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   18.729422] ? handle_bug (arch/x86/kernel/traps.c:285)
[   18.729454] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   18.729479] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   18.729506] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.729536] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   18.729577] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   18.729602] vlan_device_event (net/8021q/vlan.c:528)
[   18.729628] notifier_call_chain (kernel/notifier.c:85)
[   18.729654] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   18.729688] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   18.729720] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   18.729760] default_device_exit_batch (net/core/dev.c:12147)
[   18.729801] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   18.729832] process_one_work (kernel/workqueue.c:3229)
[   18.729863] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   18.729889] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   18.729924] kthread (kernel/kthread.c:389)
[   18.729962] ? __pfx_kthread (kernel/kthread.c:342)
[   18.729999] ret_from_fork (arch/x86/kernel/process.c:147)
[   18.730030] ? __pfx_kthread (kernel/kthread.c:342)
[   18.730055] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   18.784854] ------------[ cut here ]------------
| [   18.784894] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   18.784956] Modules linked in: vxlan
| [   18.785056] Tainted: [W]=WARN
[   18.785081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.785124] Workqueue: netns cleanup_net
[   18.785158] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 18.785193] 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
[   18.785322] RSP: 0018:ffffb0ee0023fbf0 EFLAGS: 00010283
[   18.785363] RAX: ffff9e0f412dd508 RBX: 0000000000000000 RCX: 0000000000000001
[   18.785414] RDX: ffff9e0f46963240 RSI: 0000000000000000 RDI: dead000000000122
[   18.785465] RBP: ffffb0ee0023fb20 R08: ffff9e0f4162efd8 R09: 0000000000000001
[   18.785516] R10: ffffffff8335f5e0 R11: 0000000000000000 R12: ffff9e0f44940000
[   18.785568] R13: ffff9e0f46963240 R14: 00000000ffffffe3 R15: 0000000000000000
[   18.785621] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[   18.785680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.785727] CR2: 00007f1d1d467000 CR3: 0000000023046001 CR4: 0000000000772ef0
[   18.785780] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   18.785838] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   18.785889] PKRU: 55555554
[   18.785906] Call Trace:
[   18.785925]  <TASK>
[   18.785947] ? __warn (kernel/panic.c:748)
[   18.785981] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.786007] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   18.786039] ? handle_bug (arch/x86/kernel/traps.c:285)
[   18.786070] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   18.786096] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   18.786129] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.786159] unregister_netdevice_many_notify (net/core/dev.c:11453 net/core/dev.c:11575)
[   18.786204] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4733 drivers/net/vxlan/vxlan_core.c:4742) vxlan
[   18.786250] notifier_call_chain (kernel/notifier.c:85)
[   18.786284] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   18.786324] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   18.786355] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   18.786389] default_device_exit_batch (net/core/dev.c:12147)
[   18.786431] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   18.786462] process_one_work (kernel/workqueue.c:3229)
[   18.786496] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   18.786526] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   18.786567] kthread (kernel/kthread.c:389)
[   18.786605] ? __pfx_kthread (kernel/kthread.c:342)
[   18.786631] ret_from_fork (arch/x86/kernel/process.c:147)
[   18.786664] ? __pfx_kthread (kernel/kthread.c:342)
[   18.786694] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   18.788041] ------------[ cut here ]------------
| [   18.788083] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   18.788140] Modules linked in: vxlan
| [   18.788233] Tainted: [W]=WARN
[   18.788258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.788313] Workqueue: netns cleanup_net
[   18.788346] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 18.788381] 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
[   18.788501] RSP: 0018:ffffb0ee0023fbf0 EFLAGS: 00010283
[   18.788542] RAX: ffff9e0f412dd508 RBX: 0000000000000000 RCX: ffff9e0f4824c560
[   18.788592] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f4613a000
[   18.788644] RBP: ffffb0ee0023fb20 R08: ffff9e0f4622f110 R09: ffff9e0f41194a10
[   18.788695] R10: ffffb0ee0023fb20 R11: ffffb0ee0023fb28 R12: dead000000000122
[   18.788746] R13: dead000000000100 R14: ffff9e0f485ea600 R15: 0000000000000000
[   18.788799] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[   18.788855] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.788903] CR2: 00007f1d1d467000 CR3: 0000000023046001 CR4: 0000000000772ef0
[   18.788955] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   18.789005] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   18.789057] PKRU: 55555554
[   18.789074] Call Trace:
[   18.789093]  <TASK>
[   18.789109] ? __warn (kernel/panic.c:748)
[   18.789141] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.789172] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   18.789204] ? handle_bug (arch/x86/kernel/traps.c:285)
[   18.789235] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   18.789263] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   18.789297] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.789328] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   18.789370] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4733 drivers/net/vxlan/vxlan_core.c:4742) vxlan
[   18.789415] notifier_call_chain (kernel/notifier.c:85)
[   18.789445] unregister_netdevice_many_notify (net/core/dev.c:11597)
[   18.789486] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   18.789517] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   18.789552] default_device_exit_batch (net/core/dev.c:12147)
[   18.789593] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   18.789624] process_one_work (kernel/workqueue.c:3229)
[   18.789656] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   18.789687] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   18.789721] kthread (kernel/kthread.c:389)
[   18.789754] ? __pfx_kthread (kernel/kthread.c:342)
[   18.789786] ret_from_fork (arch/x86/kernel/process.c:147)
[   18.789823] ? __pfx_kthread (kernel/kthread.c:342)
[   18.789853] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   18.790112] ------------[ cut here ]------------
| [   18.790155] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   18.790217] Modules linked in: vxlan
| [   18.790319] Tainted: [W]=WARN
[   18.790348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.790392] Workqueue: netns cleanup_net
[   18.790427] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 18.790462] 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
[   18.790582] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[   18.790622] RAX: ffff9e0f412dd508 RBX: 0000000000000000 RCX: ffff9e0f48a6d560
[   18.790674] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f48431000
[   18.790730] RBP: ffffb0ee0023fc48 R08: ffff9e0f48c157f8 R09: ffff9e0f41194a10
[   18.790782] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[   18.790833] R13: dead000000000100 R14: ffff9e0f485ea600 R15: 0000000000000000
[   18.790885] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[   18.790944] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.790992] CR2: 00007f1d1d467000 CR3: 0000000023046001 CR4: 0000000000772ef0
[   18.791044] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   18.791101] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   18.791152] PKRU: 55555554
[   18.791169] Call Trace:
[   18.791187]  <TASK>
[   18.791205] ? __warn (kernel/panic.c:748)
[   18.791235] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.791267] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   18.791307] ? handle_bug (arch/x86/kernel/traps.c:285)
[   18.791343] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   18.791368] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   18.791400] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.791431] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   18.791472] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   18.791502] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   18.791538] default_device_exit_batch (net/core/dev.c:12147)
[   18.791578] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   18.791611] process_one_work (kernel/workqueue.c:3229)
[   18.791642] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   18.791667] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   18.791708] kthread (kernel/kthread.c:389)
[   18.791740] ? __pfx_kthread (kernel/kthread.c:342)
[   18.791771] ret_from_fork (arch/x86/kernel/process.c:147)
[   18.791803] ? __pfx_kthread (kernel/kthread.c:342)
[   18.791834] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
| [   18.858013] ------------[ cut here ]------------
| [   18.858070] WARNING: CPU: 0 PID: 64 at net/core/rtnetlink.c:135 __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
| [   18.858139] Modules linked in: vxlan
| [   18.858241] Tainted: [W]=WARN
[   18.858282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.858333] Workqueue: netns cleanup_net
[   18.858369] RIP: 0010:__rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[ 18.858412] 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
[   18.858538] RSP: 0018:ffffb0ee0023fd00 EFLAGS: 00010283
[   18.858579] RAX: ffff9e0f430ad508 RBX: 0000000000000000 RCX: ffff9e0f47b2f560
[   18.858630] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff9e0f48a6d000
[   18.858682] RBP: ffffb0ee0023fc48 R08: ffff9e0f47a6ccc0 R09: ffff9e0f41194a10
[   18.858733] R10: ffffb0ee0023fc30 R11: ffffb0ee0023fc38 R12: dead000000000122
[   18.858790] R13: dead000000000100 R14: ffff9e0f485ea500 R15: 0000000000000000
[   18.858843] FS:  0000000000000000(0000) GS:ffff9e0f7ec00000(0000) knlGS:0000000000000000
[   18.858901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.858950] CR2: 00007fa50291c000 CR3: 0000000023046003 CR4: 0000000000772ef0
[   18.859009] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   18.859065] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   18.859127] PKRU: 55555554
[   18.859145] Call Trace:
[   18.859163]  <TASK>
[   18.859188] ? __warn (kernel/panic.c:748)
[   18.859223] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.859257] ? report_bug (lib/bug.c:201 lib/bug.c:219)
[   18.859298] ? handle_bug (arch/x86/kernel/traps.c:285)
[   18.859330] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
[   18.859356] ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:621)
[   18.859389] ? __rtnl_unlock (net/core/rtnetlink.c:135 (discriminator 1))
[   18.859419] unregister_netdevice_many_notify (./include/linux/kernel.h:73 net/core/dev.c:11470 net/core/dev.c:11639)
[   18.859462] ? rtnl_is_locked (net/core/rtnetlink.c:163)
[   18.859492] ? unregister_netdevice_queue (net/core/dev.c:11521)
[   18.859527] ? vlan_vid_del (net/8021q/vlan_core.c:368 net/8021q/vlan_core.c:387)
[   18.859563] default_device_exit_batch (net/core/dev.c:12147)
[   18.859605] cleanup_net (net/core/net_namespace.c:651 (discriminator 3))
[   18.859641] process_one_work (kernel/workqueue.c:3229)
[   18.859675] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
[   18.859702] ? __pfx_worker_thread (kernel/workqueue.c:3337)
[   18.859743] kthread (kernel/kthread.c:389)
[   18.859776] ? __pfx_kthread (kernel/kthread.c:342)
[   18.859808] ret_from_fork (arch/x86/kernel/process.c:147)
[   18.859843] ? __pfx_kthread (kernel/kthread.c:342)


Finger prints:
__rtnl_unlock:unregister_netdevice_many_notify:vlan_device_event:notifier_call_chain:unregister_netdevice_many_notify
__rtnl_unlock:unregister_netdevice_many_notify:vxlan_netdevice_event:notifier_call_chain:unregister_netdevice_many_notify
__rtnl_unlock:unregister_netdevice_many_notify:default_device_exit_batch:cleanup_net:process_one_work